web/index.html

   1 <!DOCTYPE html>
   2 <html lang="en">
   3 <head>
   4         <title>netdata dashboard</title>
   5
   6         <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
   7         <meta charset="utf-8">
   8         <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
   9         <meta name="viewport" content="width=device-width, initial-scale=1">
  10         <meta name="apple-mobile-web-app-capable" content="yes">
  11         <meta name="apple-mobile-web-app-status-bar-style" content="black-translucent">
  12         <meta name="author" content="costa@tsaousis.gr">
  13
  14         <link rel="shortcut icon" href="images/seo-performance-multi-size.ico">
  15
  16         <link rel="apple-touch-icon" href="images/seo-performance-72.png">
  17         <link rel="apple-touch-icon" sizes="72x72" href="images/seo-performance-72.png">
  18         <link rel="apple-touch-icon" sizes="114x114" href="images/seo-performance-114.png">
  19
  20         <link rel="icon" type="image/png" sizes="512x512" href="images/seo-performance-512.png">
  21         <link rel="icon" type="image/png" sizes="256x256" href="images/seo-performance-256.png">
  22         <link rel="icon" type="image/png" sizes="128x128" href="images/seo-performance-128.png">
  23         <link rel="icon" type="image/png" sizes="64x64" href="images/seo-performance-64.png">
  24         <link rel="icon" type="image/png" sizes="48x48" href="images/seo-performance-48.png">
  25         <link rel="icon" type="image/png" sizes="32x32" href="images/seo-performance-32.png">
  26         <link rel="icon" type="image/png" sizes="24x24" href="images/seo-performance-24.png">
  27         <link rel="icon" type="image/png" sizes="16x16" href="images/seo-performance-16.png">
  28
  29         <style>
  30
  31         /* prevent body from hidding under the navbar */
  32         body {
  33                 padding-top: 50px;
  34         }
  35
  36         .modal-wide .modal-dialog {
  37                 width: 80%;
  38         }
  39
  40         /* fix # anchors scrolling under the navbar
  41            https://github.com/twbs/bootstrap/issues/1768#issuecomment-46519033
  42          */
  43         h1 {
  44                 position: relative;
  45                 z-index: -1;
  46         }
  47         h2 {
  48                 position: relative;
  49                 z-index: -2;
  50         }
  51         h1:before, h2:before {
  52                 display: block;
  53                 content: " ";
  54                 margin-top: -70px;
  55                 height: 70px;
  56                 visibility: hidden;
  57         }
  58
  59         .p {
  60                 display: block;
  61                 margin-top: 15px;
  62         }
  63
  64         .option-row,
  65         .option-control {
  66                 vertical-align: top;
  67                 padding: 10px;
  68                 padding-top: 30px;
  69                 padding-left: 30px;
  70         }
  71
  72         .option-info {
  73                 padding: 10px;
  74         }
  75
  76         .chart-message {
  77                 display: block;
  78                 margin-top: 10px;
  79         }
  80
  81         .container {
  82                 width: 90% !important;
  83         }
  84
  85         #masthead h1 {
  86                 /*font-size: 30px;*/
  87                 line-height: 1;
  88                 padding-top: 30px;
  89         }
  90
  91         #masthead .well {
  92                 margin-top:4%;
  93         }
  94
  95         /* fix the navbar shifting when a modal is open */
  96         /* https://github.com/twbs/bootstrap/issues/14040#issuecomment-159891033 */
  97         body.modal-open{
  98                 width: 100% !important;
  99                 padding-right: 0 !important;
 100 /*              overflow-y: scroll !important; */
 101 /*              position: fixed !important;*/
 102                 overflow: visible;
 103         }
 104
 105         /*
 106          * Side navigation
 107          *
 108          * Scrollspy and affixed enhanced navigation to highlight sections and secondary
 109          * sections of docs content.
 110          */
 111
 112         .affix {
 113                 position: static;
 114                 top: 70px !important;
 115                 /*width: 220px;*/
 116         }
 117
 118         .affix-top {
 119                 /*width: 220px;*/
 120         }
 121
 122         .dashboard-sidebar {
 123                 max-height: calc(100% - 70px) !important;
 124                 overflow-y: auto;
 125                 /*width: 220px !important;*/
 126         }
 127
 128         /* By default it's not affixed in mobile views, so undo that */
 129         .dashboard-sidebar.affix {
 130                 position: static;
 131         }
 132
 133         @media (min-width: 768px) {
 134                 .dashboard-sidebar {
 135                         padding-left: 20px;
 136                 }
 137         }
 138
 139         /* First level of nav */
 140         .dashboard-sidenav {
 141                 margin-top: 20px;
 142                 margin-bottom: 20px;
 143         }
 144
 145         /* All levels of nav */
 146         .dashboard-sidebar .nav > li > a {
 147                 display: block;
 148                 padding: 4px 20px;
 149                 font-size: 13px;
 150                 font-weight: 500;
 151                 color: #767676;
 152         }
 153         .dashboard-sidebar .nav > li > a:hover,
 154         .dashboard-sidebar .nav > li > a:focus {
 155                 padding-left: 19px;
 156                 color: #563d7c;
 157                 text-decoration: none;
 158                 background-color: transparent;
 159                 border-left: 1px solid #563d7c;
 160         }
 161         .dashboard-sidebar .nav > .active > a,
 162         .dashboard-sidebar .nav > .active:hover > a,
 163         .dashboard-sidebar .nav > .active:focus > a {
 164                 padding-left: 18px;
 165                 font-weight: bold;
 166                 color: #563d7c;
 167                 background-color: transparent;
 168                 border-left: 2px solid #563d7c;
 169         }
 170
 171         /* Nav: second level (shown on .active) */
 172         .dashboard-sidebar .nav .nav {
 173                 display: none; /* Hide by default, but at >768px, show it */
 174                 padding-bottom: 10px;
 175         }
 176         .dashboard-sidebar .nav .nav > li > a {
 177                 padding-top: 1px;
 178                 padding-bottom: 1px;
 179                 padding-left: 30px;
 180                 font-size: 12px;
 181                 font-weight: normal;
 182         }
 183         .dashboard-sidebar .nav .nav > li > a:hover,
 184         .dashboard-sidebar .nav .nav > li > a:focus {
 185                 padding-left: 29px;
 186         }
 187         .dashboard-sidebar .nav .nav > .active > a,
 188         .dashboard-sidebar .nav .nav > .active:hover > a,
 189         .dashboard-sidebar .nav .nav > .active:focus > a {
 190                 padding-left: 28px;
 191                 font-weight: 500;
 192         }
 193
 194         /* Back to top (hidden on mobile) */
 195         .back-to-top,
 196         .dashboard-theme-toggle {
 197                 display: none;
 198                 padding: 4px 10px;
 199                 margin-top: 10px;
 200                 margin-left: 10px;
 201                 font-size: 12px;
 202                 font-weight: 500;
 203                 color: #999;
 204         }
 205         .back-to-top:hover,
 206         .dashboard-theme-toggle:hover {
 207                 color: #563d7c;
 208                 text-decoration: none;
 209         }
 210         .dashboard-theme-toggle {
 211                 margin-top: 0;
 212         }
 213
 214         @media (min-width: 768px) {
 215                 .back-to-top,
 216                 .dashboard-theme-toggle {
 217                         display: block;
 218                 }
 219
 220                 /* Widen the fixed sidebar */
 221                 .dashboard-sidebar.affix,
 222                 .dashboard-sidebar.affix-top,
 223                 .dashboard-sidebar.affix-bottom {
 224                         width: 200px !important;
 225                 }
 226
 227                 .dashboard-sidebar.affix {
 228                         position: fixed; /* Undo the static from mobile first approach */
 229                         top: 20px;
 230                 }
 231
 232                 .dashboard-sidebar.affix-bottom {
 233                         position: absolute; /* Undo the static from mobile first approach */
 234                 }
 235
 236                 .dashboard-sidebar.affix-bottom .dashboard-sidenav,
 237                 .dashboard-sidebar.affix .dashboard-sidenav {
 238                         margin-top: 0;
 239                         margin-bottom: 0;
 240                 }
 241         }
 242
 243         /* Show and affix the side nav when space allows it */
 244         @media (min-width: 992px) {
 245                 .dashboard-sidebar .nav > .active > ul {
 246                         display: block;
 247                 }
 248
 249                 /* Widen the fixed sidebar */
 250                 .dashboard-sidebar.affix,
 251                 .dashboard-sidebar.affix-top,
 252                 .dashboard-sidebar.affix-bottom {
 253                         width: 200px !important;
 254                 }
 255                 .dashboard-sidebar.affix {
 256                         position: fixed; /* Undo the static from mobile first approach */
 257                         top: 20px;
 258                 }
 259                 .dashboard-sidebar.affix-bottom {
 260                         position: absolute; /* Undo the static from mobile first approach */
 261                 }
 262                 .dashboard-sidebar.affix-bottom .dashboard-sidenav,
 263                 .dashboard-sidebar.affix .dashboard-sidenav {
 264                         margin-top: 0;
 265                         margin-bottom: 0;
 266                 }
 267         }
 268
 269         @media (min-width: 1200px) {
 270                 /* Widen the fixed sidebar again */
 271                 .dashboard-sidebar.affix-bottom,
 272                 .dashboard-sidebar.affix-top,
 273                 .dashboard-sidebar.affix {
 274                         width: 263px;
 275                 }
 276         }
 277         </style>
 278
 279         <!-- you can set your netdata server globally, by ucommenting this -->
 280         <!-- you can also give a different server per chart, with the attribute: data-host="http://netdata.server:19999" -->
 281         <!-- <script> netdataServer = "http://box:19999"; </script> -->
 282
 283         <!-- load the dashboard manager - it will do the rest -->
 284         <script type="text/javascript" src="dashboard.js?v23"></script>
 285 </head>
 286
 287 <body data-spy="scroll" data-target="#sidebar">
 288         <nav class="navbar navbar-default navbar-fixed-top" role="banner">
 289                 <div class="container">
 290                         <div class="navbar-header">
 291                                 <button class="navbar-toggle" type="button" data-toggle="collapse" data-target=".navbar-collapse">
 292                                         <span class="sr-only">Toggle navigation</span>
 293                                         <span class="icon-bar"></span>
 294                                         <span class="icon-bar"></span>
 295                                         <span class="icon-bar"></span>
 296                                 </button>
 297                                 <a href="/" class="navbar-brand" id="hostname">netdata</a>
 298                         </div>
 299                         <nav class="collapse navbar-collapse navbar-right" role="navigation">
 300                                 <ul class="nav navbar-nav">
 301                                         <li><a href="#" class="btn" data-toggle="modal" data-target="#optionsModal"><i class="fa fa-cog"></i> settings</a></li>
 302                                         <li><a href="https://github.com/firehol/netdata/wiki" class="btn" target="_blank"><i class="fa fa-github"></i> community</a></li>
 303 <!--                                    <li><a href="old/" class="btn" target="_blank"><i class="fa fa-step-backward"></i> old dashboard</a></li> -->
 304                                         <li><a href="#" class="btn" data-toggle="modal" data-target="#helpModal"><i class="fa fa-question-circle"></i> help</a></li>
 305 <!--                                    <li><a href="#sec">Visualize</a></li>
 306                                         <li><a href="#sec">Prototype</a></li>
 307 -->                             </ul>
 308                         </nav>
 309                 </div>
 310         </nav>
 311
 312         <div id="masthead" style="display: none;">
 313                 <div class="container">
 314                         <div class="row">
 315                                 <div class="col-md-7">
 316                                         <h1>Netdata
 317                                                 <p class="lead">Real-time performance monitoring, in the greatest possible detail</p>
 318                                         </h1>
 319                                 </div>
 320                                 <div class="col-md-5">
 321                                         <div class="well well-lg">
 322                                                 <div class="row">
 323                                                 <div class="col-md-6">
 324                                                         <b>Drag</b> charts to pan.
 325                                                         <b>Shift + wheel</b> on them, to zoom in and out.
 326                                                         <b>Double-click</b> on them, to reset.
 327                                                         <b>Hover</b> on them too!
 328                                                         </div>
 329                                                 <div class="col-md-6">
 330                                                         <div data-netdata="system.intr" data-chart-library="dygraph" data-dygraph-theme="sparkline" data-dygraph-type="line" data-dygraph-strokewidth="3" data-dygraph-smooth="true" data-dygraph-highlightcirclesize="6" data-after="-90" data-height="60px" data-colors="#C66"></div>
 331                                                         </div>
 332                                                 </div>
 333                                         </div>
 334                                 </div>
 335                         </div>
 336                 </div>
 337         </div>
 338
 339         <div class="container">
 340                 <div class="row">
 341                         <div class="col-md-10" role="main">
 342                                 <div id="charts_div"></div>
 343                         </div>
 344                         <div class="col-md-2" role="complementary">
 345                                 <nav class="dashboard-sidebar hidden-print hidden-xs hidden-sm" id="sidebar" role="menu"></nav>
 346                         </div>
 347                 </div>
 348         </div>
 349
 350         <div id="footer" class="container" style="display: none;">
 351                 <div class="row">
 352                         <div class="col-md-10" role="main">
 353                                 <div class="p">
 354                                         <big><a href="https://github.com/firehol/netdata/wiki" target="_blank">netdata</a></big><br/>
 355                                         <i class="fa fa-copyright"></i> Copyright 2016, Costa Tsaousis.<br/>
 356                                         Released under <a href="http://www.gnu.org/licenses/gpl-3.0.en.html" target="_blank">GPL v3 or later</a>.<br/>
 357                                 </div>
 358                                 <div class="p">
 359                                         <small>
 360                                                 <a href="https://github.com/firehol/netdata/wiki" target="_blank">netdata</a> re-distributes these software tools:
 361
 362                                                 <i class="fa fa-circle"></i> The excellent <a href="http://dygraphs.com/" target="_blank">Dygraphs.com</a> web chart library,
 363                                                 <i class="fa fa-copyright"></i> Copyright 2009, Dan Vanderkam, <a href="http://dygraphs.com/legal.html" target="_blank">MIT License</a>
 364
 365                                                 <i class="fa fa-circle"></i> <a href="http://omnipotent.net/jquery.sparkline/" target="_blank">jQuery Sparklines</a> web chart library,
 366                                                 <i class="fa fa-copyright"></i> Copyright 2009-2012, Splunk Inc., <a href="http://opensource.org/licenses/BSD-3-Clause" target="_blank">New BSD License</a>
 367
 368                                                 <i class="fa fa-circle"></i> <a href="http://benpickles.github.io/peity/" target="_blank">Peity</a> web chart library,
 369                                                 <i class="fa fa-copyright"></i> Copyright 2009-2015, Ben Pickles, <a href="https://github.com/benpickles/peity/blob/master/MIT-LICENCE" target="_blank">MIT License</a>
 370
 371                                                 <i class="fa fa-circle"></i> <a href="https://rendro.github.io/easy-pie-chart/" target="_blank">Easy Pie Chart</a> web chart library,
 372                                                 <i class="fa fa-copyright"></i> Copyright 2013, Robert Fleischmann, <a href="https://github.com/rendro/easy-pie-chart/blob/master/LICENSE" target="_blank">MIT License</a>
 373
 374                                                 <i class="fa fa-circle"></i> <a href="http://bernii.github.io/gauge.js/" target="_blank">Gauge.js</a> web chart library,
 375                                                 <i class="fa fa-copyright"></i> Copyright, Bernard Kobos, <a href="http://bernii.github.io/gauge.js/" target="_blank">MIT License</a>
 376
 377                                                 <i class="fa fa-circle"></i> <a href="https://jquery.org/" target="_blank">jQuery</a>,
 378                                                 <i class="fa fa-copyright"></i> Copyright 2015, jQuery Foundation, <a href="https://jquery.org/license/" target="_blank">MIT License</a>
 379
 380                                                 <i class="fa fa-circle"></i> <a href="http://getbootstrap.com/getting-started/" target="_blank">Bootstrap</a>,
 381                                                 <i class="fa fa-copyright"></i> Copyright 2015, Twitter, <a href="http://getbootstrap.com/getting-started/#license-faqs" target="_blank">MIT License</a>
 382
 383                                                 <i class="fa fa-circle"></i> <a href="http://www.bootstraptoggle.com/" target="_blank">Bootstrap Toggle</a>,
 384                                                 <i class="fa fa-copyright"></i> Copyright (c) 2011-2014 Min Hur, The New York Times Company, <a href="https://github.com/minhur/bootstrap-toggle/blob/master/LICENSE" target="_blank">MIT License</a>
 385
 386                                                 <i class="fa fa-circle"></i> <a href="https://jamesflorentino.github.io/nanoScrollerJS/" target="_blank">NanoScroller</a>,
 387                                                 <i class="fa fa-copyright"></i> Copyright 2012, James Florentino, <a href="https://github.com/jamesflorentino/nanoScrollerJS/blob/master/LICENSE" target="_blank">MIT License</a>
 388
 389                                                 <i class="fa fa-circle"></i> <a href="https://github.com/marcj/css-element-queries" target="_blank">CSS Element Queries</a>,
 390                                                 <i class="fa fa-copyright"></i> Copyright Marc J. Schmidt, <a href="https://github.com/marcj/css-element-queries/blob/master/LICENSE" target="_blank">MIT License</a>
 391
 392                                                 <i class="fa fa-circle"></i> <a href="https://fortawesome.github.io/Font-Awesome/" target="_blank">FontAwesome</a>,
 393                                                 <i class="fa fa-copyright"></i> Created by Dave Gandy, Font: <a href="http://scripts.sil.org/OFL" target="_blank">SIL OFL 1.1 License</a>, CSS: <a href="http://opensource.org/licenses/mit-license.html" target="_blank">MIT License</a>
 394
 395                                                 <i class="fa fa-circle"></i> <a href="http://www.iconsdb.com/soylent-red-icons/seo-performance-icon.html" target="_blank">IconsDB.com Icons</a>, Icons provided as CC0 1.0 Universal (CC0 1.0) Public Domain Dedication.
 396
 397                                                 <i class="fa fa-circle"></i> <a href="http://morrisjs.github.io/morris.js/" target="_blank">morris.js</a>,
 398                                                 <i class="fa fa-copyright"></i> Copyright 2013, Olly Smith, <a href="http://morrisjs.github.io/morris.js/" target="_blank">Simplified BSD License</a>
 399
 400                                                 <i class="fa fa-circle"></i> <a href="http://raphaeljs.com/" target="_blank">Raphaël</a>,
 401                                                 <i class="fa fa-copyright"></i> Copyright 2008, Dmitry Baranovskiy, <a href="http://raphaeljs.com/license.html" target="_blank">MIT License</a>
 402
 403                                                 <i class="fa fa-circle"></i> <a href="http://C3js.org/" target="_blank">C3</a>,
 404                                                 <i class="fa fa-copyright"></i> Copyright 2013, Masayuki Tanaka, <a href="https://github.com/masayuki0812/c3/blob/master/LICENSE" target="_blank">MIT License</a>
 405
 406                                                 <i class="fa fa-circle"></i> <a href="http://D3js.org/" target="_blank">D3</a>,
 407                                                 <i class="fa fa-copyright"></i> Copyright 2015, Mike Bostock, <a href="http://opensource.org/licenses/BSD-3-Clause" target="_blank">BSD License</a>
 408
 409                                         </small>
 410                                 </div>
 411                         </div>
 412                 </div>
 413         </div>
 414
 415         <div class="modal fade" id="welcomeModal" tabindex="-1" role="dialog" aria-labelledby="welcomeModalLabel">
 416                 <div class="modal-dialog modal-lg" role="document">
 417                         <div class="modal-content">
 418                                 <div class="modal-header">
 419                                         <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">&times;</span></button>
 420                                         <h4 class="modal-title" id="welcomeModalLabel">Welcome!</h4>
 421                                 </div>
 422                                 <div class="modal-body">
 423                                                 <div class="p">
 424                                                 <b><a href="https://github.com/firehol/netdata/wiki" target="_blank">netdata</a></b> is the fastest way to visualize key metrics. It is a resource efficient, highly optimized system for collecting and visualizing any type of realtime timeseries data, from CPU usage, disk activity, SQL queries, API calls, web site visitors, etc.
 425                                                 </div>
 426                                                 <div class="p">
 427                                                 <b><a href="https://github.com/firehol/netdata/wiki" target="_blank">netdata</a></b> tries to visualize the truth of <b>now</b>, in its <b>greatest detail</b>, so that you can get insights of what is happening now and what just happened, on your systems and applications.
 428                                                 </div>
 429                                                 <div class="p">
 430                                                 To make a chart in <b><a href="https://github.com/firehol/netdata/wiki" target="_blank">netdata</a></b>, you just need a <b>number</b>. Just a number you can read somehow. <b><a href="https://github.com/firehol/netdata/wiki" target="_blank">netdata</a></b> will turn this number to a real time, interactive, web chart. For collecting these numbers, it supports <a href="https://github.com/firehol/netdata/tree/master/plugins.d" target="_blank">external plugins</a>, even <a href="https://github.com/firehol/netdata/tree/master/charts.d" target="_blank">bash shell plugins</a>. Any computer program, in any language, that can print a few lines of text on its standard output, can be a netdata data collector.
 431                                                 </div>
 432                                                 <div class="p">
 433                                                 <b><a href="https://github.com/firehol/netdata/wiki" target="_blank">netdata</a></b> can embed charts everywhere, like this one <div data-netdata="system.cpu" data-dimensions="system" data-after="-120" data-width="25%" data-height="15px" data-chart-library="dygraph" data-dygraph-theme="sparkline" data-show-value-of-system-at="system.cpu.system.modal.1"></div> (my CPU system usage which is <span id="system.cpu.system.modal.1" style="display: inline-block; width: 40px; text-align: right;"></span>%),
 434                                                 or this one <div data-netdata="ipv4.tcppackets" data-dimensions="received" data-after="-120" data-width="25%" data-height="15px" data-chart-library="dygraph" data-dygraph-theme="sparkline" data-show-value-of-received-at="ipv4.tcppackets.received.modal.1"></div> (my IPv4 received TCP packets, which are <span id="ipv4.tcppackets.received.modal.1" style="display: inline-block; width: 60px; text-align: right;"></span>/second).
 435                                                 </div>
 436                                                 <div class="p">
 437                                                 You can have <b><a href="https://github.com/firehol/netdata/wiki" target="_blank">netdata</a></b> charts on your site too. Just give it a <code>div</code> and a real time chart, zoomable and draggable will appear (try it even on these tiny ones - <b>drag</b> them to pan horizontally, <b>shift + drag</b> to zoom in, on <b>chrome shift + mouse wheel</b> to zoom in/out, <b>double click</b> on them to reset them - don't be afraid of <b><a href="https://github.com/firehol/netdata/wiki" target="_blank">netdata</a></b> performance - <a href="https://github.com/firehol/netdata/issues/36" target="_blank">a raspberry pi 2 can sustain 300 charts updates per second</a>!).
 438                                                 </div>
 439                                                 <div class="p">
 440                                                 For more information please refer to the <b><a href="https://github.com/firehol/netdata/wiki" target="_blank">netdata wiki</a></b>.
 441                                                 </div>
 442                                 </div>
 443                                 <div class="modal-footer">
 444                                         <button type="button" class="btn btn-default" data-dismiss="modal">Close</button>
 445                                 </div>
 446                         </div>
 447                 </div>
 448         </div>
 449
 450         <div class="modal fade" id="helpModal" tabindex="-1" role="dialog" aria-labelledby="helpModalLabel">
 451                 <div class="modal-dialog modal-lg" role="document">
 452                         <div class="modal-content">
 453                                 <div class="modal-header">
 454                                         <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">&times;</span></button>
 455                                         <h4 class="modal-title" id="helpModalLabel">Dashboard Help</h4>
 456                                 </div>
 457                                 <div class="modal-body">
 458
 459                                         <h4>Dygraphs (line, area and stacked area charts)</h4>
 460
 461                                         <!-- Nav tabs -->
 462                                         <ul class="nav nav-tabs" role="tablist">
 463                                                 <li role="presentation" class="active"><a href="#help_mouse" aria-controls="help_mouse" role="tab" data-toggle="tab">Mouse Interface</a></li>
 464                                                 <li role="presentation"><a href="#help_touch" aria-controls="help_touch" role="tab" data-toggle="tab">Touch Interface</a></li>
 465                                         </ul>
 466
 467                                         <!-- Tab panes -->
 468                                         <div class="tab-content">
 469                                                 <div role="tabpanel" class="tab-pane active" id="help_mouse">
 470                                                         <div class="p">
 471                                                                 <h4>Mouse Over / Hover</h4>
 472                                                                 Mouse over on a chart to show, at its legend, the values for the timestamp under the mouse (the chart will also highlight the point at the chart).
 473                                                                 <br/>
 474                                                                 All the other visible charts will also show and highlight their values for the same timestamp.
 475                                                         </div>
 476                                                         <hr/>
 477                                                         <div class="p">
 478                                                                 <h4>Trag Chart Contents</h4>
 479                                                                 Trag the contents of a chart to pan it horizontally.
 480                                                                 <br/>
 481                                                                 All the charts will follow soon after you let the chart alone (this little delay is by design: it speeds up your browser and lets you focus on what you are exploring).
 482                                                                 <br/>
 483                                                                 Once a chart is panned, auto refreshing stops for all charts. To enable it again, <b>double click</b> a panned chart.
 484                                                         </div>
 485                                                         <hr/>
 486                                                         <div class="p">
 487                                                                 <h4>Double Click</h4>
 488                                                                 Double Click a chart to reset all the charts to their default auto-refreshing state.
 489                                                         </div>
 490                                                         <hr/>
 491                                                         <div class="p">
 492                                                                 <h4>SHIFT + Trag</h4>
 493                                                                 While pressing the shift key, select with the mouse and area of a chart, to zoom in. The other charts will follow too. Zooming is performed in two phases:
 494                                                                 <ul>
 495                                                                         <li>The already loaded chart contents are zoomed (low resolution)</li>
 496                                                                         <li>New data are transfered from the netdata server, to refresh the chart with possibly more detail.</li>
 497                                                                 </ul>
 498                                                                 Once a chart is zoomed, auto refreshing stops for all charts. To enable it again, <b>double click</b> a zoomed chart.
 499                                                         </div>
 500                                                         <hr/>
 501                                                         <div class="p">
 502                                                                 <h4>SHIFT + Mouse Wheel <small>(does not work on firefox and IE/Edge)</small></h4>
 503                                                                 While pressing the shift key and the mouse pointer is over the contents of a chart, scroll the mouse wheel to zoom in or out. This kind of zooming is aligned to center below the mouse pointer. The other charts will follow too.
 504                                                                 <br/>
 505                                                                 Once a chart is zoomed, auto refreshing stops for all charts. To enable it again, <b>double click</b> a zoomed chart.
 506                                                         </div>
 507                                                         <hr/>
 508                                                         <div class="p">
 509                                                                 <h4>Legend Operations</h4>
 510                                                                 Click on the label or value of a dimension, will select / unselect this dimension.
 511                                                                 <br/>
 512                                                                 You can press any of the shift or control keys and the click on legend labels or values, to select / unselect multiple dimensions.
 513                                                         </div>
 514                                                 </div>
 515                                                 <div role="tabpanel" class="tab-pane" id="help_touch">
 516                                                         <div class="p">
 517                                                                 <h4>Single Tap</h4>
 518                                                                 Single Tap on the contents of a chart to show, at its legend, the values for the timestamp tapped (the chart will also highlight the point at the chart).
 519                                                                 <br/>
 520                                                                 All the other visible charts will also show and highlight their values for the same timestamp.
 521                                                         </div>
 522                                                         <hr/>
 523                                                         <div class="p">
 524                                                                 <h4>Trag Chart Contents</h4>
 525                                                                 Touch and Trag the contents of a chart to pan it horizontally.
 526                                                                 <br/>
 527                                                                 All the charts will follow soon after you let the chart alone (this little delay is by design: it speeds up your browser and lets you focus on what you are exploring).
 528                                                                 <br/>
 529                                                                 Once a chart is panned, auto refreshing stops for all charts. To enable it again, <b>double tap</b> a panned chart.
 530                                                         </div>
 531                                                         <hr/>
 532                                                         <div class="p">
 533                                                                 <h4>Double Tap</h4>
 534                                                                 Double tap a chart to reset all the charts to their default auto-refreshing state.
 535                                                         </div>
 536                                                         <hr/>
 537                                                         <div class="p">
 538                                                                 <h4>Zoom <small>(does not work on firefox and IE/Edge)</small></h4>
 539                                                                 With two fingers, zoom in or out.
 540                                                                 <br/>
 541                                                                 Once a chart is zoomed, auto refreshing stops for all charts. To enable it again, <b>double click</b> a zoomed chart.
 542                                                         </div>
 543                                                         <hr/>
 544                                                         <div class="p">
 545                                                                 <h4>Legend Operations</h4>
 546                                                                 Tap on the label or value of a dimension, will select / unselect this dimension.
 547                                                         </div>
 548                                                 </div>
 549                                         </div>
 550                                 </div>
 551                                 <div class="modal-footer">
 552                                         <button type="button" class="btn btn-default" data-dismiss="modal">Close</button>
 553                                 </div>
 554                         </div>
 555                 </div>
 556         </div>
 557
 558         <div class="modal fade" id="optionsModal" tabindex="-1" role="dialog" aria-labelledby="optionsModalLabel">
 559                 <div class="modal-dialog modal-lg" role="document">
 560                         <div class="modal-content">
 561                                 <div class="modal-header">
 562                                         <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">&times;</span></button>
 563                                         <h4 class="modal-title" id="optionsModalLabel">netdata dashboard options</h4>
 564                                 </div>
 565                                 <div class="modal-body">
 566                                         <center>
 567                                                 <small style="color: #BBBBBB;">Settings take effect immediately and are saved permanently to browser local storage (except the refresh on focus / always option).
 568                                                 <br/>
 569                                                 To reset all options (including charts sizes) to their defaults, click <a href="#" onclick="NETDATA.resetOptions(); return false;">here</a>.</small>
 570                                         </center>
 571                                         <div style="padding: 10px;"></div>
 572
 573                                         <!-- Nav tabs -->
 574                                         <ul class="nav nav-tabs" role="tablist">
 575                                                 <li role="presentation" class="active"><a href="#settings_performance" aria-controls="settings_performance" role="tab" data-toggle="tab">Performance</a></li>
 576                                                 <li role="presentation"><a href="#settings_sync" aria-controls="settings_sync" role="tab" data-toggle="tab">Synchronization</a></li>
 577                                                 <li role="presentation"><a href="#settings_visual" aria-controls="settings_visual" role="tab" data-toggle="tab">Visual</a></li>
 578                                         </ul>
 579
 580                                         <!-- Tab panes -->
 581                                         <div class="tab-content">
 582                                                 <div role="tabpanel" class="tab-pane active" id="settings_performance">
 583                                                         <form id="optionsForm" method="get" class="form-horizontal">
 584                                                                 <div class="form-group">
 585                                                                         <table>
 586                                                                         <tr class="option-row">
 587                                                                                 <td class="option-control"><input id="stop_updates_when_focus_is_lost" type="checkbox" checked data-toggle="toggle" data-offstyle="danger" data-onstyle="success" data-on="On Focus" data-off="Always" data-width="110px"></td>
 588                                                                                 <td class="option-info"><strong>When to refresh the charts?</strong><br/>
 589                                                                                         <small>When set to <b>On Focus</b>, the charts will stop being updated if the page / tab does not have the focus of the user. When set to <b>Always</b>, the charts will always be refreshed. Set it to <b>On Focus</b> it to lower the CPU requirements of the browser (and extend the battery of laptops and tablets) when this page does not have your focus. Set to <b>Always</b> to work on another window (i.e. change the settings of something) and have the charts auto-refresh in this window.</small>
 590                                                                                 </td>
 591                                                                                 </tr>
 592                                                                         <tr class="option-row">
 593                                                                                 <td class="option-control">
 594                                                                                 <input id="eliminate_zero_dimensions" type="checkbox" checked data-toggle="toggle" data-on="Non Zero" data-off="All" data-width="110px">
 595                                                                                 </td>
 596                                                                                 <td class="option-info"><strong>Which dimensions to show?</strong><br/>
 597                                                                                         <small>When set to <b>Non Zero</b>, dimensions that have all their values (within the current view) set to zero will not be transfered from the netdata server (except if all dimensions of the chart are zero, in which case this setting does nothing - all dimensions are transfered and shown). When set to <b>All</b>, all dimensions will always be shown. Set it to <b>Non Zero</b> to lower the data transfered between netdata and your browser, lower the CPU requirements of your browser (fewer lines to draw) and increase the focus on the legends (fewer entries at the legends).</small>
 598                                                                                 </td>
 599                                                                                 </tr>
 600                                                                         <tr class="option-row">
 601                                                                                 <td class="option-control"><input id="destroy_on_hide" type="checkbox" data-toggle="toggle" data-on="Destroy" data-off="Hide" data-width="110px"></td>
 602                                                                                 <td class="option-info"><strong>How to handle hidden charts?</strong><br/>
 603                                                                                         <small>When set to <b>Destroy</b>, charts that are not in the current viewport of the browser (are above, or below the visible area of the page), will be destroyed and re-created if and when they become visible again. When set to <b>Hide</b>, the not-visible charts will be just hidden, to simplify the DOM and speed up your browser. Set it to <b>Destroy</b>, to lower the memory requirements of your browser. Set it to <b>Hide</b> for smoother page scrolling.</small>
 604                                                                                 </td>
 605                                                                                 </tr>
 606                                                                         </table>
 607                                                                 </div>
 608                                                         </form>
 609                                                 </div>
 610                                                 <div role="tabpanel" class="tab-pane" id="settings_sync">
 611                                                         <form id="optionsForm" method="get" class="form-horizontal">
 612                                                                 <div class="form-group">
 613                                                                         <table>
 614                                                                         <tr class="option-row">
 615                                                                                 <td class="option-control"><input id="parallel_refresher" type="checkbox" checked data-toggle="toggle" data-on="Parallel" data-off="Sequencial" data-width="110px"></td>
 616                                                                                 <td class="option-info"><strong>Which chart refresh policy to use?</strong><br/>
 617                                                                                         <small>When set to <b>parallel</b>, visible charts are refreshed in parallel (all queries are sent to netdata server in parallel) and are rendered asynchronously. When set to <b>sequencial</b> charts are refreshed one after another. Set it to parallel if your browser can cope with it (most modern browsers do), set it to sequencial if you work on an older/slower computer.</small>
 618                                                                                 </td>
 619                                                                                 </tr>
 620                                                                         <tr class="option-row" id="concurrent_refreshes_row">
 621                                                                                 <td class="option-control"></td>
 622                                                                                 <td class="option-info">
 623                                                                                         <table>
 624                                                                                         <tr class="option-row">
 625                                                                                         <td class="option-control">
 626                                                                                         <input id="concurrent_refreshes" type="checkbox" checked data-toggle="toggle" data-on="Resync" data-off="Best Effort" data-width="110px">
 627                                                                                         </td>
 628                                                                                         <td class="option-info">
 629                                                                                         <strong>Shall we re-sync chart refreshes?</strong><br/>
 630                                                                                         <small>When set to <b>Resync</b>, the dashboard will attempt to re-synchronize all the charts so that they are refreshed concurrently. When set to <b>Best Effort</b>, each chart may be refreshed with a little time difference to the others. Normally, the dashboard starts refreshing them in parallel, but depending on the speed of your computer and the network latencies, charts start having a slight time difference. Setting this to <b>Resync</b> will attempt to re-synchronize the charts on every update. Setting it to <b>Best Effort</b> may lower the pressure on your browser and the network.</small>
 631                                                                                         </td>
 632                                                                                         </tr>
 633                                                                                         </table>
 634                                                                                 </td>
 635                                                                                 </tr>
 636                                                                         <tr class="option-row">
 637                                                                                 <td class="option-control"><input id="sync_selection" type="checkbox" checked data-toggle="toggle" data-on="Sync" data-off="Don't Sync" data-onstyle="success" data-offstyle="danger" data-width="110px"></td>
 638                                                                                 <td class="option-info"><strong>Sync hover selection on all charts?</strong><br/>
 639                                                                                         <small>When enabled, a selection on one chart will automatically select the same time on all other visible charts and the legends of all visible charts will be updated to show the selected values. When disabled, only the chart getting the user's attention will be selected. Enable it to get better insights of the data. Disable it if you are on a very slow computer that cannot actually do it.</small>
 640                                                                                 </td>
 641                                                                                 </tr>
 642                                                                         <tr class="option-row">
 643                                                                                 <td class="option-control"><input id="sync_pan_and_zoom" type="checkbox" checked data-toggle="toggle"  data-on="Sync" data-off="Don't Sync" data-onstyle="success" data-offstyle="danger" data-width="110px"></td>
 644                                                                                 <td class="option-info"><strong>Sync pan and zoom on all charts?</strong><br/>
 645                                                                                         <small>When enabled, pan and zoom operations on a chart will be replicated to all charts (even the ones that are not currently visible - of course only when they will become visible). When disabled, pan and zoom operations will not be propagated to other charts.</small>
 646                                                                                 </td>
 647                                                                                 </tr>
 648                                                                         </table>
 649                                                                 </div>
 650                                                         </form>
 651                                                 </div>
 652                                                 <div role="tabpanel" class="tab-pane" id="settings_visual">
 653                                                         <form id="optionsForm" method="get" class="form-horizontal">
 654                                                                 <div class="form-group">
 655                                                                         <table>
 656                                                                         <tr class="option-row">
 657                                                                                 <td class="option-control"><input id="pan_and_zoom_data_padding" type="checkbox" checked data-toggle="toggle"  data-on="Pad" data-off="Don't Pad" data-width="110px"></td>
 658                                                                                 <td class="option-info"><strong>Enable data padding when panning and zooming?</strong><br/>
 659                                                                                         <small>When set to <b>Pad</b> the charts will be padded with more data, both before and after the visible area, thus giving the impression the whole database is loaded. This padding will happen only after the first pan or zoom operation on the chart (initially all charts have only the visible data). When set to <b>Don't Pad</b> only the visible data will be transfered from the netdata server, even after the first pan and zoom operation.</small>
 660                                                                                 </td>
 661                                                                                 </tr>
 662                                                                         <tr class="option-row">
 663                                                                                 <td class="option-control"><input id="smooth_plot" type="checkbox" checked data-toggle="toggle"  data-on="Smooth" data-off="Rough" data-width="110px"></td>
 664                                                                                 <td class="option-info"><strong>Enable Bézier lines on charts?</strong><br/>
 665                                                                                         <small>When set to <b>Smooth</b> the charts libraries that support it, will plot smooth curves instead of simple straight lines to connect the points.</small>
 666                                                                                 </td>
 667                                                                                 </tr>
 668                                                                         </table>
 669                                                                 </div>
 670                                                         </form>
 671                                                 </div>
 672                                         </div>
 673                                 </div>
 674                                 <div class="modal-footer">
 675                                         <button type="button" class="btn btn-default" data-dismiss="modal">Close</button>
 676                                 </div>
 677                         </div>
 678                 </div>
 679         </div>
 680
 681 </body>
 682 </html>
 683 <script>
 684
 685 var demo_hostname = 'netdata.firehol.org';
 686 // var demo_hostname = 'box';
 687
 688 if(document.location.hostname === demo_hostname) {
 689         document.getElementById('masthead').style.display = 'block';
 690 }
 691
 692 var options = {
 693         sparklines_registry: {},
 694         interfaces_registry: {},
 695         data: null,
 696         hostname: 'netdata_server', // will be overwritten by the netdata server
 697         categories: new Array(),
 698         categories_idx: {},
 699         families: new Array(),
 700         families_idx: {},
 701
 702         chartsPerRow: 0,
 703         chartsMinWidth: 1450,
 704         chartsHeight: 180,
 705         sparklinesHeight: 60
 706 };
 707
 708 // generate a sparkline
 709 // used in the documentation
 710 function sparkline(chart, dimension, units) {
 711         var key = chart + '.' + dimension;
 712
 713         if(typeof units === 'undefined')
 714                 units = '';
 715
 716         if(typeof options.sparklines_registry[key] === 'undefined')
 717                 options.sparklines_registry[key] = { count: 1 };
 718         else
 719                 options.sparklines_registry[key].count++;
 720
 721         key = key + '.' + options.sparklines_registry[key].count;
 722
 723         var h = '<div data-netdata="' + chart + '" data-after="-120" data-width="25%" data-height="15px" data-chart-library="dygraph" data-dygraph-theme="sparkline" data-dimensions="' + dimension + '" data-show-value-of-' + dimension + '-at="' + key + '"></div> (<span id="' + key + '" style="display: inline-block; min-width: 50px; text-align: right;">X</span>' + units + ')';
 724
 725         return h;
 726 }
 727
 728 // documentation for each category and chart
 729 var messages = {
 730
 731         // categories / sections
 732         'system': 'Overview of the key system metrices.',
 733         'tc': 'Netdata collects and visualizes tc class utilization using its <a href="https://github.com/firehol/netdata/blob/master/plugins.d/tc-qos-helper.sh" target="_blank">tc-helper plugin</a>. If you also use <a href="http://firehol.org/#fireqos" target="_blank">FireQOS</a> for setting up QoS, netdata automatically collects interface and class names. If your QoS configuration includes overheads calculation, the values shown here will include these overheads (the total bandwidth for the same interface as reported in the Network Interfaces section, will be lower than the total bandwidth reported here). Also, data collection may have a slight time difference compared to the interface (QoS data collection is implemented with a BASH script, so a shift in data collection of a few milliseconds should be justified).',
 734         'net': 'Per network interface statistics collected from <code>/proc/net/dev</code>.',
 735         'apps': 'Per application statistics are collected using netdata\'s <code>apps.plugin</code>. This plugin walks through the entire <code>/proc</code> filesystem and aggregates statistics for applications of interest, defined in <code>/etc/netdata/apps_groups.conf</code> (the default is <a href="https://github.com/firehol/netdata/blob/master/conf.d/apps_groups.conf" target="_blank">here</a>). The plugin internaly builds a process tree (much like <code>ps fax</code> does), and groups processes together (evaluating both child and parent processes) so that the result is always a chart with a predefined set of dimensions (of course, only application groups found running are reported).<br/><b>IMPORTANT</b>: The values shown here are not 100% accurate. They only include values for the processes running. If an application is spawning childs continiously, which are terminated in just a few milliseconds (like shell scripts do), the values reported will be inaccurate. Linux does report the values for the exited childs of a process. However, these values are reported to the parent process <b>only when the child exits</b>. If these values, of the exited child processes, were also aggregated in the charts below, the charts would have been full of spikes, presenting unrealisting utilization for each process group. So, we decided to ignore these values and present only the utilization of <b>the currently running processes</b>.',
 736
 737         // charts
 738         'system.cpu': 'Total CPU utilization (all cores). 100% here means there is no CPU idle time at all. You can get per core usage at the <a href="#cpu">CPUs</a> section and per application usage at the <a href="#apps">Applications Monitoring</a> section.<br/>Keep an eye on <b>iowait</b> ' + sparkline('system.cpu', 'iowait', '%') + '. If it is constantly high, your disks are a bottleneck and they slow your system down.<br/>Another important metric worth monitoring, is <b>softirq</b> ' + sparkline('system.cpu', 'softirq', '%') + '. A constantly high percentage of softirq may indicate network drivers issues.',
 739         'system.io': 'Total Disk I/O, for all disks, read from <code>/proc/vmstat</code>. You can get detailed information about each disk at the <a href="#disk">Disks</a> section and per application Disk usage at the <a href="#apps">Applications Monitoring</a> section.',
 740         'system.swapio': 'Total Swap I/O, read from <code>/proc/vmstat</code>. (netdata measures both <code>in</code> and <code>out</code>. If either of them is not shown in the chart, it is because it is zero - you can change the page settings to always render all the available dimensions on all charts).',
 741         'system.pgfaults': 'Total page faults, read from <code>/proc/vmstat</code>. <b>Major page faults</b> indicates that the system is using its swap. You can find which applications use the swap at the <a href="#apps">Applications Monitoring</a> section.',
 742         'system.entropy': '<a href="https://en.wikipedia.org/wiki/Entropy_(computing)" target="_blank">Entropy</a>, read from <code>/proc/sys/kernel/random/entropy_avail</code>, is like a pool of random numbers that are mainly used in cryptography. It is advised that the pool remains always <a href="https://blog.cloudflare.com/ensuring-randomness-with-linuxs-random-number-generator/" target="_blank">above 200</a>. If the pool of entropy gets empty, you risk your security to be predictable and you should install a user-space random numbers generating daemon, like <a href="http://www.issihosts.com/haveged/" target="_blank">haveged</a>, to keep the pool in healthy levels.',
 743         'system.forks': 'The number of new processes created per second, read from <code>/proc/stat</code>.',
 744         'system.intr': 'Total number of CPU interrupts, read from <code>/proc/stat</code>. Check <code>system.interrupts</code> that gives more detail about each interrupt and also the <a href="#cpu">CPUs</a> section where interrupts are analyzed per CPU core.',
 745         'system.interrupts': 'CPU interrupts in detail, read from <code>/proc/interrupts</code>. At the <a href="#cpu">CPUs</a> section, interrupts are analyzed per CPU core.',
 746         'system.softirqs': 'CPU softirqs in detail, read from <code>/proc/softirqs</code>. At the <a href="#cpu">CPUs</a> section, softirqs are analyzed per CPU core.',
 747         'system.processes': 'System processes, read from <code>/proc/stat</code>. <b>Blocked</b> are processes that are willing to execute but they cannot, e.g. because they wait for disk activity.',
 748         'system.ctxt': '<a href="https://en.wikipedia.org/wiki/Context_switch" target="_blank">Context Switches</a>, read from <code>/proc/stat</code>, is the switching of the CPU from one process, task or thread to another. If there are many processes or threads willing to execute and very few CPU cores available to handle them, the system is making more context switching to balance the CPU resources among them. The whole process is computationally intensive. The more the context switches, the slower the system gets.',
 749         'system.idlejitter': 'Idle jitter is calculated by netdata. A thread is spawned that requests to sleep for a few microseconds. When the system wakes it up, it measures how many microseconds have passed. The different between the requested and the actual duration of the sleep, is the <b>idle jitter</b>. This number is useful in realtime environments, where CPU jitter can affect the quality of the service (like VoIP media gateways).',
 750         'system.ipv4': 'Total IPv4 Traffic, read from <code>/proc/net/netstat</code>. This includes <code>lo</code> device traffic.',
 751         'system.ram': 'System memory, read from <code>/proc/meminfo</code>.',
 752         'system.swap': 'System swap memory, read from <code>/proc/meminfo</code>.',
 753
 754         // just a line to allow ending all entries above with comma
 755         'end': 'end'
 756 };
 757
 758 function screenWidth() {
 759         return (($(window).width() * 0.95) - 50);
 760 }
 761
 762 function chartsPerRow(total) {
 763         if(options.chartsPerRow === 0) {
 764                 width = Math.floor(total / options.chartsMinWidth);
 765                 if(width === 0) width = 1;
 766                 return width;
 767         }
 768         else return options.chartsPerRow;
 769 }
 770
 771 function chartsPrioritySort(a, b) {
 772         if(a.priority === b.priority) {
 773                 if(a.name < b.name) return -1;
 774         }
 775         else if(a.priority < b.priority) return -1;
 776         return 1;
 777 }
 778
 779 function uniq(array, find_key, get_result) {
 780         if(typeof get_result === 'undefined' || get_result === null)
 781                 get_result = find_key;
 782
 783         var idx = {};
 784         var result = new Array();
 785
 786         $.each(array, function(i, c) {
 787                 key = find_key(c);
 788                 if(typeof idx[key] === 'undefined') {
 789                         idx[key] = true;
 790                         result.push(get_result(c));
 791                 }
 792         });
 793         return result;
 794 }
 795
 796 function uniq_with_list(array, find_key_function) {
 797         var idx = {};
 798         var result = new Array();
 799
 800         $.each(array, function(i, c) {
 801                 key = find_key_function(c);
 802                 if(typeof idx[key] === 'undefined') {
 803                         idx[key] = new Array();
 804                         result.push( { name: key, values: idx[key] } );
 805                 }
 806                 idx[key].push(c);
 807         });
 808         result.sort(function(a, b) {
 809                 if(a.name < b.name) return -1;
 810                 return 1;
 811         });
 812         return result;
 813 }
 814
 815 function prepareScreen(data) {
 816         // console.log('NETDATA is paused - ready to prepare the screen');
 817         // console.log(data);
 818
 819         options.data = data;
 820         options.hostname = data.hostname;
 821         document.getElementById('hostname').innerHTML = options.hostname;
 822         document.getElementById('hostname').href = NETDATA.serverDefault;
 823         document.title = options.hostname + ' dashboard';
 824         var charts = data.charts;
 825
 826         function name2id(s) {
 827                 return s
 828                         .replace(' ', '_')
 829                         .replace('(', '_')
 830                         .replace(')', '_')
 831                         .replace('/', '_');
 832         }
 833
 834         $.each(charts, function(i, c) {
 835                 if(c.enabled === true) {
 836
 837                         // find the category of the chart
 838                         c.category = c.type.split('.')[0];
 839
 840                         var tmp = c.category.split('_')[0];
 841                         if(tmp === 'net' || tmp === 'disk' || tmp === 'ap')
 842                                 c.category = tmp;
 843
 844                         switch(c.category) {
 845                                 case 'system':
 846                                         c.category_priority = 10;
 847                                         c.category_title = 'System Summary';
 848                                         c.glyphicon = "glyphicon-dashboard";
 849                                         break;
 850
 851                                 case 'tc':
 852                                         c.category_priority = 20;
 853                                         c.category_title = 'Quality Of Service';
 854                                         c.glyphicon = "glyphicon-random";
 855
 856                                         // find the name of the interface from the tc family
 857                                         if(typeof options.interfaces_registry[c.family] === 'undefined' || options.interfaces_registry[c.family] === c.family)
 858                                                  options.interfaces_registry[c.family] = c.name.split('.')[1].split('_')[0];
 859
 860                                         break;
 861
 862                                 case 'net':
 863                                         c.category_priority = 30;
 864                                         c.category_title = 'Network Interfaces';
 865                                         c.glyphicon = "glyphicon-transfer";
 866                                         break;
 867
 868                                 case 'ap':
 869                                         c.category_priority = 35;
 870                                         c.category_title = 'Access Points';
 871                                         c.glyphicon = "glyphicon-transfer";
 872                                         break;
 873
 874                                 case 'apps':
 875                                         c.category_priority = 40;
 876                                         c.category_title = 'Applications Monitoring';
 877                                         c.glyphicon = "glyphicon-tasks";
 878                                         break;
 879
 880                                 case 'ipvs':
 881                                         c.category_priority = 50;
 882                                         c.category_title = 'IP Virtual Server';
 883                                         c.glyphicon = "glyphicon-transfer";
 884                                         break;
 885
 886                                 case 'netfilter':
 887                                         c.category_priority = 60;
 888                                         c.category_title = 'Netfilter / IPTables';
 889                                         c.glyphicon = "glyphicon-cloud";
 890                                         break;
 891
 892                                 case 'ipv4':
 893                                         c.category_priority = 70;
 894                                         c.category_title = 'IPv4 Summary';
 895                                         c.glyphicon = "glyphicon-globe";
 896                                         break;
 897
 898                                 case 'mem':
 899                                         c.category_priority = 80;
 900                                         c.category_title = 'Memory';
 901                                         c.glyphicon = "glyphicon-dashboard";
 902                                         break;
 903
 904                                 case 'cpu':
 905                                         c.category_priority = 90;
 906                                         c.category_title = 'CPU Cores';
 907                                         c.glyphicon = "glyphicon-dashboard";
 908
 909                                         if(c.id.match(/^cpu\.cpu[0-9]+$/)) {
 910                                                 c.family = 'Utilization';
 911                                         }
 912                                         else if(c.id.match(/^cpu\.cpu[0-9]+_interrupts$/)) {
 913                                                 c.family = 'Interrupts';
 914                                         }
 915                                         else if(c.id.match(/^cpu\.cpu[0-9]+_softirqs$/)) {
 916                                                 c.family = 'SoftIRQs';
 917                                         }
 918
 919                                         break;
 920
 921                                 case 'disk':
 922                                         c.category_priority = 100;
 923                                         c.category_title = 'Disks';
 924                                         c.glyphicon = "glyphicon-hdd";
 925                                         break;
 926
 927                                 case 'nfsd':
 928                                         c.category_priority = 110;
 929                                         c.category_title = 'NFS Server';
 930                                         c.glyphicon = "glyphicon-hdd";
 931                                         break;
 932
 933                                 case 'squid':
 934                                         c.category_priority = 140;
 935                                         c.category_title = 'Proxy Server';
 936                                         c.glyphicon = "glyphicon-link";
 937                                         break;
 938
 939                                 case 'netdata':
 940                                         c.category_priority = 150;
 941                                         c.category_title = 'Netdata Monitoring';
 942                                         c.glyphicon = "glyphicon-thumbs-up";
 943                                         break;
 944
 945                                 case 'sensors':
 946                                         c.category_priority = 160;
 947                                         c.category_title = 'Hardware Sensors';
 948                                         c.glyphicon = "glyphicon-thumbs-up";
 949                                         break;
 950
 951                                 case 'postfix':
 952                                         c.category_priority = 170;
 953                                         c.category_title = 'Mail Server';
 954                                         c.glyphicon = "glyphicon-thumbs-up";
 955                                         break;
 956
 957                                 case 'example':
 958                                         c.category_priority = 100000;
 959                                         c.category_title = 'Example Plugins';
 960                                         c.glyphicon = "glyphicon-search";
 961                                         break;
 962
 963                                 default:
 964                                         c.category_priority = 150;
 965                                         c.category_title = c.type;
 966                                         c.glyphicon = "glyphicon-dashboard";
 967                                         break;
 968                         }
 969
 970                         // find the unique categories
 971                         if(typeof options.categories_idx[c.category] === 'undefined') {
 972                                 options.categories_idx[c.category] = {
 973                                         charts: new Array()
 974                                 }
 975                                 options.categories.push({
 976                                         name: c.category,
 977                                         title: c.category_title,
 978                                         priority: c.category_priority,
 979                                         glyphicon: c.glyphicon,
 980                                         charts: options.categories_idx[c.category].charts
 981                                 });
 982                         }
 983                         options.categories_idx[c.category].charts.push(c);
 984
 985                         // find the unique families
 986                         if(typeof options.families_idx[c.family] === 'undefined') {
 987                                 options.families_idx[c.family] = {
 988                                         charts: new Array()
 989                                 };
 990                                 options.families.push({
 991                                         name: c.family,
 992                                         title: c.family,
 993                                         priority: c.category_priority,
 994                                         glyphicon: c.glyphicon,
 995                                         charts: options.categories_idx[c.category].charts
 996                                 });
 997                         }
 998                         options.families_idx[c.family].charts.push(c);
 999                 }
1000         });
1001
1002         function prioritySort(a, b) {
1003                 if(a.priority < b.priority) return -1;
1004                 if(a.priority > b.priority) return 1;
1005                 if(a.name < b.name) return -1;
1006                 return 1;
1007         }
1008
1009         // sort all of them
1010         options.categories.sort(prioritySort);
1011         options.families.sort(prioritySort);
1012         $.each(options.families,   function(i, c) { c.charts.sort(prioritySort); });
1013
1014         var div = document.getElementById('charts_div');
1015         var pcent_width = Math.floor(100 / chartsPerRow($(div).width()));
1016
1017         // find the proper duration for per-second updates
1018         var duration = Math.round(($(div).width() * pcent_width / 100 * data.update_every / 3) / 60) * 60;
1019         var html = '';
1020         var sidebar = '<ul class="nav dashboard-sidenav" data-spy="affix" id="sidebar_ul">';
1021
1022         function getMessage(id) {
1023                 if(typeof messages[id] !== 'undefined')
1024                         return '<div class="chart-message" role="document">' + messages[id] + '</div>';
1025                 else
1026                         return '';
1027         }
1028
1029         // render the charts
1030         $.each(options.categories, function(i, t) {
1031                 t.charts.sort(prioritySort);
1032
1033                 sidebar += '<li class="' + ((i === 0)?'active':'').toString() + '"><a href="#' + name2id(t.name) + '">' + t.title + '</a>';
1034                 html += '<div role="section"><div role="sectionhead"><h1 id="' + name2id(t.name) + '" role="heading">' + t.title + '</h1>' + getMessage(t.name) + '</div><div id="' + name2id(t.name) + '" role="document">';
1035
1036                 if(t.name === 'cpu') {
1037                         var families = uniq_with_list(t.charts, function(c) { return c.family; });
1038
1039                         sidebar += '<ul class="nav">';
1040                         $.each(families, function(j, c) {
1041                                 sidebar += '<li class><a href="#' + name2id(t.name) + '_' + name2id(c.name) + '">' + c.name + '</a></li>';
1042                                 html += '<div class="netdata-group-container" id="family_' + name2id(t.name) + '_' + name2id(c.name) + '" style="display: inline-block; width: ' + pcent_width.toString() + '%"><h2 id="' + name2id(t.name) + '_' + name2id(c.name) + '" class="netdata-chart-alignment" role="heading">' + c.name + '</h2>';
1043                                 $.each(c.values, function(x, f) {
1044                                         var c = null;
1045                                         var h = options.chartsHeight;
1046
1047                                         html += getMessage(f.id) + '<div data-netdata="' + f.id + '"'
1048                                                 + ' data-width="100%"'
1049                                                 + ' data-height="' + h.toString() + 'px"'
1050                                                 + ' data-before="0"'
1051                                                 + ' data-after="-' + duration.toString() + '"'
1052                                                 + ' data-colors="' + c + '"'
1053                                                 + ' data-id="' + name2id(options.hostname + '/' + f.id) + '"'
1054                                                 + ' role="application"></div>';
1055                                 });
1056                                 html += '</div>'; // netdata-group-container
1057                         });
1058                         sidebar += '</ul>';
1059                 }
1060                 else if(t.name === 'net' || t.name === 'tc' || t.name === 'ap') {
1061                         var interfaces = uniq_with_list(t.charts, function(c) { return c.family; });
1062
1063                         sidebar += '<ul class="nav">';
1064                         $.each(interfaces, function(j, c) {
1065                                 var menuitem = c.name;
1066                                 var name = options.interfaces_registry[menuitem];
1067                                 if(typeof name !== 'undefined' && name !== menuitem)
1068                                         menuitem = menuitem + ' (' + name + ')';
1069
1070                                 sidebar += '<li class><a href="#' + name2id(t.name) + '_' + name2id(c.name) + '">' + menuitem + '</a></li>';
1071                                 html += '<div class="netdata-group-container" id="interface_' + name2id(t.name) + '_' + name2id(c.name) + '" style="display: inline-block; width: ' + pcent_width.toString() + '%"><h2 id="' + name2id(t.name) + '_' + name2id(c.name) + '" class="netdata-chart-alignment" role="heading">' + menuitem + '</h2>';
1072
1073                                 var head = '<div style="width: 100%; text-align: center;">';
1074                                 var all = '';
1075
1076                                 $.each(c.values, function(x, f) {
1077                                         var c = null;
1078                                         var h = options.chartsHeight / 2;
1079                                         switch(f.type) {
1080                                                 case 'net':
1081                                                         h = options.chartsHeight;
1082
1083                                                         head += '<div data-netdata="' + f.id + '"'
1084                                                         + ' data-dimensions="received"'
1085                                                         + ' data-chart-library="gauge"'
1086                                                         + ' data-gauge-adjust="width"'
1087                                                         + ' data-title="Receive"'
1088                                                         + ' data-width="12%"'
1089                                                         + ' data-before="0"'
1090                                                         + ' data-after="-' + duration.toString() + '"'
1091                                                         + ' data-points="' + duration.toString() + '"'
1092                                                         + ' role="application"></div>';
1093
1094                                                         head += '<div data-netdata="' + f.id + '"'
1095                                                         + ' data-dimensions="sent"'
1096                                                         + ' data-chart-library="gauge"'
1097                                                         + ' data-gauge-adjust="width"'
1098                                                         + ' data-title="Sent"'
1099                                                         + ' data-width="12%"'
1100                                                         + ' data-before="0"'
1101                                                         + ' data-after="-' + duration.toString() + '"'
1102                                                         + ' data-points="' + duration.toString() + '"'
1103                                                         + ' role="application"></div>';
1104                                                         break;
1105
1106                                                 case 'tc':
1107                                                         h = options.chartsHeight;
1108                                                         if(f.id.match(/.*-ifb$/) !== null)
1109                                                                 head += '<div data-netdata="' + f.id + '"'
1110                                                                 + ' data-chart-library="gauge"'
1111                                                                 + ' data-gauge-adjust="width"'
1112                                                                 + ' data-title="Receive"'
1113                                                                 + ' data-width="12%"'
1114                                                                 + ' data-before="0"'
1115                                                                 + ' data-after="-' + duration.toString() + '"'
1116                                                                 + ' data-points="' + duration.toString() + '"'
1117                                                                 + ' data-colors="' + NETDATA.colors[2] + '"'
1118                                                                 + ' role="application"></div>';
1119
1120                                                         else
1121                                                                 head += '<div data-netdata="' + f.id + '"'
1122                                                                 + ' data-chart-library="gauge"'
1123                                                                 + ' data-gauge-adjust="width"'
1124                                                                 + ' data-title="Sent"'
1125                                                                 + ' data-width="12%"'
1126                                                                 + ' data-before="0"'
1127                                                                 + ' data-after="-' + duration.toString() + '"'
1128                                                                 + ' data-points="' + duration.toString() + '"'
1129                                                                 + ' data-colors="' + NETDATA.colors[3] + '"'
1130                                                                 + ' role="application"></div>';
1131                                                         break;
1132                                                 case 'ap_bandwidth': h = options.chartsHeight; break;
1133                                                 case 'ap_bitrate'  : h = options.chartsHeight; break;
1134                                         }
1135
1136                                         all += getMessage(f.id) + '<div data-netdata="' + f.id + '"'
1137                                                 + ' data-width="100%"'
1138                                                 + ' data-height="' + h.toString() + 'px"'
1139                                                 + ' data-before="0"'
1140                                                 + ' data-after="-' + duration.toString() + '"'
1141                                                 + ' data-colors="' + c + '"'
1142                                                 + ' data-id="' + name2id(options.hostname + '/' + f.id) + '"'
1143                                                 + ' role="application"></div>';
1144                                 });
1145
1146                                 head += '</div>';
1147                                 html += head + all + '</div>'; // netdata-group-container
1148                         });
1149                         sidebar += '</ul>';
1150                 }
1151                 else if(t.name === 'disk') {
1152                         var disks = uniq_with_list(t.charts, function(c) { return c.family; });
1153
1154                         sidebar += '<ul class="nav">';
1155                         $.each(disks, function(j, c) {
1156                                 sidebar += '<li class><a href="#' + name2id(c.name) + '">' + c.name + '</a></li>';
1157                                 html += '<div class="netdata-group-container" id="disk_' + name2id(c.name) + '" style="display: inline-block; width: ' + pcent_width.toString() + '%"><h2 id="' + name2id(c.name) + '" class="netdata-chart-alignment" role="heading">' + c.name + '</h2>';
1158                                 var head = '<div style="width: 100%; text-align: center;">';
1159                                 var all = '';
1160                                 $.each(c.values, function(x, f) {
1161                                         var c = null;
1162                                         var h = options.chartsHeight / 2;
1163                                         switch(f.type) {
1164                                                 case 'disk'        : h = options.chartsHeight;
1165                                                                 head += '<div data-netdata="' + f.id + '"'
1166                                                                 + ' data-dimensions="reads"'
1167                                                                 + ' data-chart-library="gauge"'
1168                                                                 + ' data-gauge-adjust="width"'
1169                                                                 + ' data-title="Read"'
1170                                                                 + ' data-width="12%"'
1171                                                                 + ' data-before="0"'
1172                                                                 + ' data-after="-' + duration.toString() + '"'
1173                                                                 + ' data-points="' + duration.toString() + '"'
1174                                                                 + ' role="application"></div>';
1175
1176                                                                 head += '<div data-netdata="' + f.id + '"'
1177                                                                 + ' data-dimensions="writes"'
1178                                                                 + ' data-chart-library="gauge"'
1179                                                                 + ' data-gauge-adjust="width"'
1180                                                                 + ' data-title="Write"'
1181                                                                 + ' data-width="12%"'
1182                                                                 + ' data-before="0"'
1183                                                                 + ' data-after="-' + duration.toString() + '"'
1184                                                                 + ' data-points="' + duration.toString() + '"'
1185                                                                 + ' role="application"></div>';
1186                                                                 break;
1187                                                 case 'disk_backlog': c = '#DD4477'; break;
1188                                                 case 'disk_util'   : c = '#109618';
1189                                                                 head += '<div data-netdata="' + f.id + '"'
1190                                                                 + ' data-chart-library="gauge"'
1191                                                                 + ' data-title="Utilization"'
1192                                                                 + ' data-gauge-max-value="100"'
1193                                                                 + ' data-gauge-adjust="width"'
1194                                                                 + ' data-width="12%"'
1195                                                                 + ' data-before="0"'
1196                                                                 + ' data-after="-' + duration.toString() + '"'
1197                                                                 + ' data-points="' + duration.toString() + '"'
1198                                                                 + ' data-colors="' + c + '"'
1199                                                                 + ' role="application"></div>';
1200                                                                 break;
1201                                                 case 'disk_qops'   : c = '#E67300'; break;
1202                                         }
1203
1204                                         all += getMessage(f.id) + '<div data-netdata="' + f.id + '"'
1205                                                 + ' data-width="100%"'
1206                                                 + ' data-height="' + h.toString() + 'px"'
1207                                                 + ' data-before="0"'
1208                                                 + ' data-after="-' + duration.toString() + '"'
1209                                                 + ' data-colors="' + c + '"'
1210                                                 + ' data-id="' + name2id(options.hostname + '/' + f.id) + '"'
1211                                                 + ' role="application"></div>';
1212                                 });
1213                                 head += '</div>';
1214                                 html += head + all + '</div>'; // netdata-group-container
1215                         });
1216                         sidebar += '</ul>';
1217                 }
1218                 else if(t.name === 'apps') {
1219                         $.each(t.charts, function(x, f) {
1220                                 var c = null;
1221                                 var h = options.chartsHeight / 2;
1222                                 switch(f.id) {
1223                                         case 'apps.cpu'         : h = options.chartsHeight; break;
1224                                         case 'apps.preads'      : h = options.chartsHeight; break;
1225                                         case 'apps.pwrites'     : h = options.chartsHeight; break;
1226                                         case 'apps.mem'         : h = options.chartsHeight; break;
1227                                         case 'apps.major_faults': h = options.chartsHeight; break;
1228                                 }
1229
1230                                 html += getMessage(f.id) + '<div data-netdata="' + f.id + '"'
1231                                         + ' data-width="100%"'
1232                                         + ' data-height="' + h.toString() + 'px"'
1233                                         + ' data-before="0"'
1234                                         + ' data-after="-' + duration.toString() + '"'
1235                                         + ' data-colors="' + c + '"'
1236                                         + ' data-id="' + name2id(options.hostname + '/' + f.id) + '"'
1237                                         + ' role="application"></div>';
1238                         });
1239                 }
1240                 else if(t.name === 'system') {
1241                         var head = '<div style="text-align: center; vertical-align: bottom; width: 100%;">';
1242
1243                         if(typeof charts['system.swap'] !== 'undefined')
1244                                 head += '<div style="margin-right: 10px;" data-netdata="system.swap"'
1245                                 + ' data-dimensions="free"'
1246                                 + ' data-append-options="percentage"'
1247                                 + ' data-chart-library="easypiechart"'
1248                                 + ' data-title="Free Swap"'
1249                                 + ' data-units="%"'
1250                                 + ' data-easypiechart-max-value="100"'
1251                                 + ' data-width="8%"'
1252                                 + ' data-before="0"'
1253                                 + ' data-after="-' + duration.toString() + '"'
1254                                 + ' data-points="' + duration.toString() + '"'
1255                                 + ' data-colors="' + NETDATA.colors[1] + '"'
1256                                 + ' role="application"></div>';
1257
1258                         if(typeof charts['system.io'] !== 'undefined') {
1259                                 head += '<div style="margin-right: 10px;" data-netdata="system.io"'
1260                                 + ' data-dimensions="in"'
1261                                 + ' data-chart-library="easypiechart"'
1262                                 + ' data-title="Disk Read"'
1263                                 + ' data-units="KB / s"'
1264                                 + ' data-width="10%"'
1265                                 + ' data-before="0"'
1266                                 + ' data-after="-' + duration.toString() + '"'
1267                                 + ' data-points="' + duration.toString() + '"'
1268                                 + ' role="application"></div>';
1269
1270                                 head += '<div style="margin-right: 10px;" data-netdata="system.io"'
1271                                 + ' data-dimensions="out"'
1272                                 + ' data-chart-library="easypiechart"'
1273                                 + ' data-title="Disk Write"'
1274                                 + ' data-units="KB / s"'
1275                                 + ' data-width="10%"'
1276                                 + ' data-before="0"'
1277                                 + ' data-after="-' + duration.toString() + '"'
1278                                 + ' data-points="' + duration.toString() + '"'
1279                                 + ' role="application"></div>';
1280                         }
1281
1282                         if(typeof charts['system.cpu'] !== 'undefined')
1283                                 head += '<div data-netdata="system.cpu"'
1284                                 + ' data-chart-library="gauge"'
1285                                 + ' data-title="CPU"'
1286                                 + ' data-units="%"'
1287                                 + ' data-gauge-max-value="100"'
1288                                 + ' data-width="18%"'
1289                                 + ' data-after="-' + duration.toString() + '"'
1290                                 + ' data-points="' + duration.toString() + '"'
1291                                 + ' data-colors="' + NETDATA.colors[12] + '"'
1292                                 + ' role="application"></div>';
1293
1294                         if(typeof charts['system.ipv4'] !== 'undefined') {
1295                                 head += '<div style="margin-right: 10px;" data-netdata="system.ipv4"'
1296                                 + ' data-dimensions="received"'
1297                                 + ' data-chart-library="easypiechart"'
1298                                 + ' data-title="IPv4 Inbound"'
1299                                 + ' data-units="kbps"'
1300                                 + ' data-width="10%"'
1301                                 + ' data-before="0"'
1302                                 + ' data-after="-' + duration.toString() + '"'
1303                                 + ' data-points="' + duration.toString() + '"'
1304                                 + ' role="application"></div>';
1305
1306                                 head += '<div style="margin-right: 10px;" data-netdata="system.ipv4"'
1307                                 + ' data-dimensions="sent"'
1308                                 + ' data-chart-library="easypiechart"'
1309                                 + ' data-title="IPv4 Outbound"'
1310                                 + ' data-units="kbps"'
1311                                 + ' data-width="10%"'
1312                                 + ' data-before="0"'
1313                                 + ' data-after="-' + duration.toString() + '"'
1314                                 + ' data-points="' + duration.toString() + '"'
1315                                 + ' role="application"></div>';
1316                         }
1317
1318                         if(typeof charts['system.ram'] !== 'undefined')
1319                                 head += '<div style="margin-right: 10px;" data-netdata="system.ram"'
1320                                 + ' data-dimensions="cached|free"'
1321                                 + ' data-append-options="percentage"'
1322                                 + ' data-chart-library="easypiechart"'
1323                                 + ' data-title="Available RAM"'
1324                                 + ' data-units="%"'
1325                                 + ' data-easypiechart-max-value="100"'
1326                                 + ' data-width="8%"'
1327                                 + ' data-after="-' + duration.toString() + '"'
1328                                 + ' data-points="' + duration.toString() + '"'
1329                                 + ' data-colors="' + NETDATA.colors[7] + '"'
1330                                 + ' role="application"></div>';
1331
1332 /*                      if(typeof charts['system.swapio'] !== 'undefined') {
1333                                 head += "<div style=\"display: inline-block\">";
1334
1335                                 head += '<div style="margin-right: 10px;" data-netdata="system.swapio"'
1336                                 + ' data-dimensions="in"'
1337                                 + ' data-chart-library="easypiechart"'
1338                                 + ' data-title="Swap Read"'
1339                                 + ' data-width="100px"'
1340                                 + ' data-before="0"'
1341                                 + ' data-after="-' + duration.toString() + '"'
1342                                 + ' data-points="' + duration.toString() + '"'
1343                                 + ' data-colors="' + NETDATA.colors[2] + '"'
1344                                 + ' role="application"></div>';
1345
1346                                 head += '<div style="margin-right: 10px;" data-netdata="system.swapio"'
1347                                 + ' data-dimensions="out"'
1348                                 + ' data-chart-library="easypiechart"'
1349                                 + ' data-title="Swap Write"'
1350                                 + ' data-width="100px"'
1351                                 + ' data-before="0"'
1352                                 + ' data-after="-' + duration.toString() + '"'
1353                                 + ' data-points="' + duration.toString() + '"'
1354                                 + ' data-colors="' + NETDATA.colors[1] + '"'
1355                                 + ' role="application"></div>';
1356
1357                                 head += "</div>";
1358                         }
1359
1360                         if(typeof charts['system.ctxt'] !== 'undefined')
1361                                 head += '<div style="margin-right: 10px;" data-netdata="system.ctxt"'
1362                                 + ' data-chart-library="easypiechart"'
1363                                 + ' data-title="Switches"'
1364                                 + ' data-width="100px"'
1365                                 + ' data-before="0"'
1366                                 + ' data-after="-' + duration.toString() + '"'
1367                                 + ' data-points="' + duration.toString() + '"'
1368                                 + ' data-colors="' + NETDATA.colors[3] + '"'
1369                                 + ' role="application"></div>';
1370
1371                         if(typeof charts['system.intr'] !== 'undefined')
1372                                 head += '<div style="margin-right: 10px;" data-netdata="system.intr"'
1373                                 + ' data-chart-library="easypiechart"'
1374                                 + ' data-title="Interrupts"'
1375                                 + ' data-width="100px"'
1376                                 + ' data-before="0"'
1377                                 + ' data-after="-' + duration.toString() + '"'
1378                                 + ' data-points="' + duration.toString() + '"'
1379                                 + ' data-colors="' + NETDATA.colors[7] + '"'
1380                                 + ' role="application"></div>';
1381 */
1382                         head += "</div>";
1383                         var all = '';
1384                         $.each(t.charts, function(x, f) {
1385                                 all += getMessage(f.id) + '<div data-netdata="' + f.id + '"'
1386                                         + ' data-width="' + pcent_width.toString() + '%"'
1387                                         + ' data-height="' + options.chartsHeight.toString() + 'px"'
1388                                         + ' data-before="0"'
1389                                         + ' data-after="-' + duration.toString() + '"'
1390                                         + ' data-id="' + name2id(options.hostname + '/' + f.id) + '"'
1391                                         + ' role="application"></div>';
1392                         });
1393                         html += head + all;
1394                 }
1395                 else if(t.name === 'netdata') {
1396                         var head = '<div style="width: 100%; text-align: center;">';
1397                         var all = '';
1398
1399                         $.each(t.charts, function(x, f) {
1400                                 switch(f.id) {
1401                                         case 'netdata.net'   :
1402                                                         head += '<div data-netdata="' + f.id + '"'
1403                                                         + ' data-dimensions="in"'
1404                                                         + ' data-chart-library="gauge"'
1405                                                         + ' data-title="Received"'
1406                                                         + ' data-gauge-adjust="width"'
1407                                                         + ' data-width="12%"'
1408                                                         + ' data-before="0"'
1409                                                         + ' data-after="-' + duration.toString() + '"'
1410                                                         + ' data-points="' + duration.toString() + '"'
1411                                                         + ' data-colors="' + NETDATA.colors[0] + '"'
1412                                                         + ' role="application"></div>';
1413
1414                                                         head += '<div data-netdata="' + f.id + '"'
1415                                                         + ' data-dimensions="out"'
1416                                                         + ' data-chart-library="gauge"'
1417                                                         + ' data-title="Sent"'
1418                                                         + ' data-gauge-adjust="width"'
1419                                                         + ' data-width="12%"'
1420                                                         + ' data-before="0"'
1421                                                         + ' data-after="-' + duration.toString() + '"'
1422                                                         + ' data-points="' + duration.toString() + '"'
1423                                                         + ' data-colors="' + NETDATA.colors[1] + '"'
1424                                                         + ' role="application"></div>';
1425                                                         break;
1426
1427                                         case 'netdata.requests'   : c = NETDATA.colors[2];
1428                                                         head += '<div data-netdata="' + f.id + '"'
1429                                                         + ' data-chart-library="gauge"'
1430                                                         + ' data-title="Requests / second"'
1431                                                         + ' data-gauge-adjust="width"'
1432                                                         + ' data-width="12%"'
1433                                                         + ' data-before="0"'
1434                                                         + ' data-after="-' + duration.toString() + '"'
1435                                                         + ' data-points="' + duration.toString() + '"'
1436                                                         + ' data-colors="' + c + '"'
1437                                                         + ' role="application"></div>';
1438                                                         break;
1439
1440                                         case 'netdata.clients'   : c = NETDATA.colors[3];
1441                                                         head += '<div data-netdata="' + f.id + '"'
1442                                                         + ' data-chart-library="gauge"'
1443                                                         + ' data-title="Connections"'
1444                                                         + ' data-gauge-adjust="width"'
1445                                                         + ' data-width="12%"'
1446                                                         + ' data-before="0"'
1447                                                         + ' data-after="-' + duration.toString() + '"'
1448                                                         + ' data-points="' + duration.toString() + '"'
1449                                                         + ' data-colors="' + c + '"'
1450                                                         + ' role="application"></div>';
1451                                                         break;
1452                                 }
1453
1454                                 all += getMessage(f.id) + '<div data-netdata="' + f.id + '"'
1455                                         + ' data-width="' + pcent_width.toString() + '%"'
1456                                         + ' data-height="' + options.chartsHeight.toString() + 'px"'
1457                                         + ' data-before="0"'
1458                                         + ' data-after="-' + duration.toString() + '"'
1459                                         + ' data-id="' + name2id(options.hostname + '/' + f.id) + '"'
1460                                         + ' role="application"></div>';
1461                         });
1462                         head += '</div>';
1463                         html += head + all;
1464                 }
1465                 else if(t.name === 'netfilter') {
1466                         var head = '<div style="width: 100%; text-align: center;">';
1467                         var all = '';
1468
1469                         $.each(t.charts, function(x, f) {
1470                                 switch(f.id) {
1471                                         case 'netfilter.sockets'   :
1472                                                         head += '<div data-netdata="' + f.id + '"'
1473                                                         + ' data-chart-library="gauge"'
1474                                                         + ' data-title="Active Connections"'
1475                                                         + ' data-units="connections"'
1476                                                         + ' data-gauge-adjust="width"'
1477                                                         + ' data-width="12%"'
1478                                                         + ' data-before="0"'
1479                                                         + ' data-after="-' + duration.toString() + '"'
1480                                                         + ' data-points="' + duration.toString() + '"'
1481                                                         + ' data-colors="' + NETDATA.colors[0] + '"'
1482                                                         + ' role="application"></div>';
1483                                                         break;
1484
1485                                         case 'netfilter.new':
1486                                                         head += '<div data-netdata="' + f.id + '"'
1487                                                         + ' data-dimensions="new"'
1488                                                         + ' data-chart-library="gauge"'
1489                                                         + ' data-title="New Connections"'
1490                                                         + ' data-gauge-adjust="width"'
1491                                                         + ' data-width="12%"'
1492                                                         + ' data-before="0"'
1493                                                         + ' data-after="-' + duration.toString() + '"'
1494                                                         + ' data-points="' + duration.toString() + '"'
1495                                                         + ' data-colors="' + NETDATA.colors[2] + '"'
1496                                                         + ' role="application"></div>';
1497                                                         break;
1498                                 }
1499
1500                                 all += getMessage(f.id) + '<div data-netdata="' + f.id + '"'
1501                                         + ' data-width="' + pcent_width.toString() + '%"'
1502                                         + ' data-height="' + options.chartsHeight.toString() + 'px"'
1503                                         + ' data-before="0"'
1504                                         + ' data-after="-' + duration.toString() + '"'
1505                                         + ' data-id="' + name2id(options.hostname + '/' + f.id) + '"'
1506                                         + ' role="application"></div>';
1507                         });
1508                         head += '</div>';
1509                         html += head + all;
1510                 }
1511                 else if(t.name === 'apache') {
1512                         var head = '<div style="width: 100%; text-align: center;">';
1513                         var all = '';
1514
1515                         $.each(t.charts, function(x, f) {
1516                                 var c = 'null';
1517                                 var h = options.chartsHeight;
1518                                 switch(f.id) {
1519                                         case 'apache.connections':
1520                                                         c = NETDATA.colors[4];
1521                                                         head += '<div data-netdata="' + f.id + '"'
1522                                                         + ' data-chart-library="gauge"'
1523                                                         + ' data-title="Connections"'
1524                                                         + ' data-gauge-adjust="width"'
1525                                                         + ' data-width="12%"'
1526                                                         + ' data-before="0"'
1527                                                         + ' data-after="-' + duration.toString() + '"'
1528                                                         + ' data-points="' + duration.toString() + '"'
1529                                                         + ' data-colors="' + c + '"'
1530                                                         + ' role="application"></div>';
1531                                                         break;
1532
1533                                         case 'apache.requests':
1534                                                         head += '<div data-netdata="' + f.id + '"'
1535                                                         + ' data-chart-library="gauge"'
1536                                                         + ' data-title="Requests"'
1537                                                         + ' data-gauge-adjust="width"'
1538                                                         + ' data-width="12%"'
1539                                                         + ' data-before="0"'
1540                                                         + ' data-after="-' + duration.toString() + '"'
1541                                                         + ' data-points="' + duration.toString() + '"'
1542                                                         + ' data-colors="' + NETDATA.colors[0] + '"'
1543                                                         + ' role="application"></div>';
1544                                                         break;
1545
1546                                         case 'apache.net':
1547                                                         c = NETDATA.colors[1];
1548                                                         head += '<div data-netdata="' + f.id + '"'
1549                                                         + ' data-chart-library="gauge"'
1550                                                         + ' data-title="Bandwidth"'
1551                                                         + ' data-gauge-adjust="width"'
1552                                                         + ' data-width="12%"'
1553                                                         + ' data-before="0"'
1554                                                         + ' data-after="-' + duration.toString() + '"'
1555                                                         + ' data-points="' + duration.toString() + '"'
1556                                                         + ' data-colors="' + c + '"'
1557                                                         + ' role="application"></div>';
1558                                                         break;
1559
1560                                         case 'apache.workers':
1561                                                         head += '<div data-netdata="' + f.id + '"'
1562                                                         + ' data-dimensions="busy"'
1563                                                         + ' data-append-options="percentage"'
1564                                                         + ' data-gauge-max-value="100"'
1565                                                         + ' data-chart-library="gauge"'
1566                                                         + ' data-title="Workers Utilization"'
1567                                                         + ' data-units="percentage %"'
1568                                                         + ' data-gauge-adjust="width"'
1569                                                         + ' data-width="12%"'
1570                                                         + ' data-before="0"'
1571                                                         + ' data-after="-' + duration.toString() + '"'
1572                                                         + ' data-points="' + duration.toString() + '"'
1573                                                         + ' data-colors="' + NETDATA.colors[2] + '"'
1574                                                         + ' role="application"></div>';
1575                                                         break;
1576
1577                                         case 'apache.bytesperreq':
1578                                                         c = NETDATA.colors[3];
1579                                                         h = Math.round(h / 2);
1580                                                         break;
1581
1582                                         default:
1583                                                         h = Math.round(h / 2);
1584                                                         break;
1585                                 }
1586
1587                                 all += getMessage(f.id) + '<div data-netdata="' + f.id + '"'
1588                                         + ' data-width="' + pcent_width.toString() + '%"'
1589                                         + ' data-height="' + h.toString() + 'px"'
1590                                         + ' data-before="0"'
1591                                         + ' data-after="-' + duration.toString() + '"'
1592                                         + ' data-id="' + name2id(options.hostname + '/' + f.id) + '"'
1593                                         + ' data-colors="' + c + '"'
1594                                         + ' role="application"></div>';
1595                         });
1596                         head += '</div>';
1597                         html += head + all;
1598                 }
1599                 else if(t.name === 'nginx') {
1600                         var head = '<div style="width: 100%; text-align: center;">';
1601                         var all = '';
1602                         $.each(t.charts, function(x, f) {
1603                                 var c = 'null';
1604                                 var h = options.chartsHeight;
1605
1606                                 switch(f.id) {
1607                                         case 'nginx.connections':
1608                                                         c = NETDATA.colors[4];
1609                                                         head += '<div data-netdata="' + f.id + '"'
1610                                                         + ' data-chart-library="gauge"'
1611                                                         + ' data-title="Connections"'
1612                                                         + ' data-gauge-adjust="width"'
1613                                                         + ' data-width="12%"'
1614                                                         + ' data-before="0"'
1615                                                         + ' data-after="-' + duration.toString() + '"'
1616                                                         + ' data-points="' + duration.toString() + '"'
1617                                                         + ' data-colors="' + c + '"'
1618                                                         + ' role="application"></div>';
1619                                                         break;
1620
1621                                         case 'nginx.requests':
1622                                                         head += '<div data-netdata="' + f.id + '"'
1623                                                         + ' data-chart-library="gauge"'
1624                                                         + ' data-title="Requests"'
1625                                                         + ' data-gauge-adjust="width"'
1626                                                         + ' data-width="12%"'
1627                                                         + ' data-before="0"'
1628                                                         + ' data-after="-' + duration.toString() + '"'
1629                                                         + ' data-points="' + duration.toString() + '"'
1630                                                         + ' data-colors="' + NETDATA.colors[0] + '"'
1631                                                         + ' role="application"></div>';
1632                                                         break;
1633                                 }
1634
1635                                 all += getMessage(f.id) + '<div data-netdata="' + f.id + '"'
1636                                         + ' data-width="' + pcent_width.toString() + '%"'
1637                                         + ' data-height="' + h.toString() + 'px"'
1638                                         + ' data-before="0"'
1639                                         + ' data-after="-' + duration.toString() + '"'
1640                                         + ' data-id="' + name2id(options.hostname + '/' + f.id) + '"'
1641                                         + ' data-colors="' + c + '"'
1642                                         + ' role="application"></div>';
1643                         });
1644                         head += '</div>';
1645                         html += head + all;
1646                 }
1647                 else {
1648                         $.each(t.charts, function(x, f) {
1649                                 html += getMessage(f.id) + '<div data-netdata="' + f.id + '"'
1650                                         + ' data-width="' + pcent_width.toString() + '%"'
1651                                         + ' data-height="' + options.chartsHeight.toString() + 'px"'
1652                                         + ' data-before="0"'
1653                                         + ' data-after="-' + duration.toString() + '"'
1654                                         + ' data-id="' + name2id(options.hostname + '/' + f.id) + '"'
1655                                         + ' role="application"></div>';
1656                         });
1657                 }
1658
1659                 sidebar += '</li>';
1660                 html += '</div>'; // document
1661                 html += '</div>'; // section
1662                 html += '<hr role="separator"/>';
1663         });
1664         sidebar += '</ul>';
1665 /*
1666         // show the colors
1667         html += '<br/><div class="row">'
1668         $.each(NETDATA.colors, function(i, c){
1669                 html += '<div style="display: inline-block;"><div style="display: inline-block; width: 100px; height: 100px; background: ' + c + ';"></div><br/>' + c + '</div>';
1670         });
1671         html += '</div>'
1672 */
1673         div.innerHTML = html;
1674         document.getElementById('sidebar').innerHTML = sidebar;
1675
1676         // resize all charts - without starting the background thread
1677         // this has to be done while NETDATA is paused
1678         // if we ommit this, the affix menu will be wrong, since all
1679         // the Dom elements are initially zero-sized
1680         NETDATA.parseDom();
1681
1682         // let it run (update the charts)
1683         NETDATA.unpause();
1684
1685         // check if we have to jump to a specific section
1686         var hash = location.hash.replace('#','');
1687         if(hash != '') {
1688                 // Clear the hash in the URL
1689                 // location.hash = '';   // delete front "//" if you want to change the address bar
1690                 var offset = $(location.hash).offset();
1691                 if(typeof offset !== 'undefined')
1692                         $('html, body').animate({ scrollTop: offset.top }, 0);
1693         }
1694
1695         /* activate bootstrap sidebar (affix) */
1696         $('#sidebar').affix({
1697                 offset: {
1698                         top: (document.location.hostname === demo_hostname)?150:0,
1699                         bottom: 0
1700                 }
1701         });
1702
1703         /* fix scrolling of very long affix lists
1704            http://stackoverflow.com/questions/21691585/bootstrap-3-1-0-affix-too-long
1705          */
1706         $('#sidebar').on('affixed.bs.affix', function() {
1707                 $(this).removeAttr('style');
1708         });
1709
1710         /* activate bootstrap scrollspy (needed for sidebar) */
1711         $(document.body).scrollspy({
1712                 target: '#sidebar',
1713                 offset: $(window).height() / 3 // controls the diff of the <hX> element to the top, to select it
1714         });
1715
1716         document.getElementById('footer').style.display = 'block';
1717
1718
1719         var update_options_modal = function() {
1720                 // console.log('update_options_modal');
1721
1722                 var sync_option = function(option) {
1723                         var self = $('#' + option);
1724
1725                         if(self.prop('checked') !== NETDATA.getOption(option)) {
1726                                 // console.log('switching ' + option.toString());
1727                                 self.bootstrapToggle(NETDATA.getOption(option)?'on':'off');
1728                         }
1729                 }
1730
1731                 sync_option('eliminate_zero_dimensions');
1732                 sync_option('destroy_on_hide');
1733                 sync_option('parallel_refresher');
1734                 sync_option('concurrent_refreshes');
1735                 sync_option('sync_selection');
1736                 sync_option('sync_pan_and_zoom');
1737                 sync_option('stop_updates_when_focus_is_lost');
1738                 sync_option('smooth_plot');
1739                 sync_option('pan_and_zoom_data_padding');
1740
1741                 if(NETDATA.getOption('parallel_refresher') === false) {
1742                         $('#concurrent_refreshes_row').hide();
1743                 }
1744                 else {
1745                         $('#concurrent_refreshes_row').show();
1746                 }
1747         };
1748         NETDATA.setOption('setOptionCallback', update_options_modal);
1749
1750         // handle options changes
1751         $('#eliminate_zero_dimensions').change(function()       { NETDATA.setOption('eliminate_zero_dimensions', $(this).prop('checked')); });
1752         $('#destroy_on_hide').change(function()                 { NETDATA.setOption('destroy_on_hide', $(this).prop('checked')); });
1753         $('#parallel_refresher').change(function()              { NETDATA.setOption('parallel_refresher', $(this).prop('checked')); });
1754         $('#concurrent_refreshes').change(function()            { NETDATA.setOption('concurrent_refreshes', $(this).prop('checked')); });
1755         $('#sync_selection').change(function()                  { NETDATA.setOption('sync_selection', $(this).prop('checked')); });
1756         $('#sync_pan_and_zoom').change(function()               { NETDATA.setOption('sync_pan_and_zoom', $(this).prop('checked')); });
1757         $('#stop_updates_when_focus_is_lost').change(function() { NETDATA.setOption('stop_updates_when_focus_is_lost', $(this).prop('checked')); });
1758         $('#smooth_plot').change(function()                     { NETDATA.setOption('smooth_plot', $(this).prop('checked')); });
1759         $('#pan_and_zoom_data_padding').change(function()       { NETDATA.setOption('pan_and_zoom_data_padding', $(this).prop('checked')); });
1760
1761         if(document.location.hostname === demo_hostname)
1762                 setTimeout(function() {
1763                         $('#welcomeModal').modal();
1764                 }, 1000);
1765 }
1766
1767 NETDATA.pause(function() {
1768
1769 //      $('#welcomeModal').on('hidden.bs.modal', function (e) {
1770 //              NETDATA.updatedDom();
1771 //      });
1772 //      $('#welcomeModal').on('shown.bs.modal', function (e) {
1773 //              NETDATA.updatedDom();
1774 //      });
1775
1776         // download all the charts the server knows
1777         NETDATA.chartRegistry.downloadAll(NETDATA.serverDefault, function(data) {
1778
1779                 // prepare our DOM
1780                 // this will be called when NETDATA is paused
1781                 prepareScreen(data);
1782
1783                 // due to affix issues, prepareScreen() will unpause
1784                 // netdata as needed
1785         });
1786 });
1787
1788 </script>