-# Description: MySQL netdata python.d plugin
+# -*- coding: utf-8 -*-
+# Description: MySQL netdata python.d module
# Author: Pawel Krupa (paulfantom)
-import sys
+from base import MySQLService
-NAME = "mysql.chart.py"
+# default module values (can be overridden per job in `config`)
+# update_every = 3
+priority = 90000
+retries = 60
-# import 3rd party library to handle MySQL communication
-try:
- import MySQLdb
+# query executed on MySQL server
+QUERY_GLOBAL = 'SHOW GLOBAL STATUS;'
+QUERY_SLAVE = 'SHOW SLAVE STATUS;'
- # https://github.com/PyMySQL/mysqlclient-python
- sys.stderr.write(NAME + ": using MySQLdb\n")
-except ImportError:
- try:
- import pymysql as MySQLdb
+GLOBAL_STATS = [
+ 'Bytes_received',
+ 'Bytes_sent',
+ 'Queries',
+ 'Questions',
+ 'Slow_queries',
+ 'Handler_commit',
+ 'Handler_delete',
+ 'Handler_prepare',
+ 'Handler_read_first',
+ 'Handler_read_key',
+ 'Handler_read_next',
+ 'Handler_read_prev',
+ 'Handler_read_rnd',
+ 'Handler_read_rnd_next',
+ 'Handler_rollback',
+ 'Handler_savepoint',
+ 'Handler_savepoint_rollback',
+ 'Handler_update',
+ 'Handler_write',
+ 'Table_locks_immediate',
+ 'Table_locks_waited',
+ 'Select_full_join',
+ 'Select_full_range_join',
+ 'Select_range',
+ 'Select_range_check',
+ 'Select_scan',
+ 'Sort_merge_passes',
+ 'Sort_range',
+ 'Sort_scan',
+ 'Created_tmp_disk_tables',
+ 'Created_tmp_files',
+ 'Created_tmp_tables',
+ 'Connections',
+ 'Aborted_connects',
+ 'Binlog_cache_disk_use',
+ 'Binlog_cache_use',
+ 'Threads_connected',
+ 'Threads_created',
+ 'Threads_cached',
+ 'Threads_running',
+ 'Thread_cache_misses',
+ 'Innodb_data_read',
+ 'Innodb_data_written',
+ 'Innodb_data_reads',
+ 'Innodb_data_writes',
+ 'Innodb_data_fsyncs',
+ 'Innodb_data_pending_reads',
+ 'Innodb_data_pending_writes',
+ 'Innodb_data_pending_fsyncs',
+ 'Innodb_log_waits',
+ 'Innodb_log_write_requests',
+ 'Innodb_log_writes',
+ 'Innodb_os_log_fsyncs',
+ 'Innodb_os_log_pending_fsyncs',
+ 'Innodb_os_log_pending_writes',
+ 'Innodb_os_log_written',
+ 'Innodb_row_lock_current_waits',
+ 'Innodb_rows_inserted',
+ 'Innodb_rows_read',
+ 'Innodb_rows_updated',
+ 'Innodb_rows_deleted',
+ 'Innodb_buffer_pool_pages_data',
+ 'Innodb_buffer_pool_pages_dirty',
+ 'Innodb_buffer_pool_pages_free',
+ 'Innodb_buffer_pool_pages_flushed',
+ 'Innodb_buffer_pool_pages_misc',
+ 'Innodb_buffer_pool_pages_total',
+ 'Innodb_buffer_pool_bytes_data',
+ 'Innodb_buffer_pool_bytes_dirty',
+ 'Innodb_buffer_pool_read_ahead',
+ 'Innodb_buffer_pool_read_ahead_evicted',
+ 'Innodb_buffer_pool_read_ahead_rnd',
+ 'Innodb_buffer_pool_read_requests',
+ 'Innodb_buffer_pool_write_requests',
+ 'Innodb_buffer_pool_reads',
+ 'Innodb_buffer_pool_wait_free',
+ 'Qcache_hits',
+ 'Qcache_lowmem_prunes',
+ 'Qcache_inserts',
+ 'Qcache_not_cached',
+ 'Qcache_queries_in_cache',
+ 'Qcache_free_memory',
+ 'Qcache_free_blocks',
+ 'Qcache_total_blocks',
+ 'Key_blocks_unused',
+ 'Key_blocks_used',
+ 'Key_blocks_not_flushed',
+ 'Key_read_requests',
+ 'Key_write_requests',
+ 'Key_reads',
+ 'Key_writes',
+ 'Open_files',
+ 'Opened_files',
+ 'Binlog_stmt_cache_disk_use',
+ 'Binlog_stmt_cache_use',
+ 'Connection_errors_accept',
+ 'Connection_errors_internal',
+ 'Connection_errors_max_connections',
+ 'Connection_errors_peer_address',
+ 'Connection_errors_select',
+ 'Connection_errors_tcpwrap']
- # https://github.com/PyMySQL/PyMySQL
- sys.stderr.write(NAME + ": using pymysql\n")
- except ImportError:
- sys.stderr.write(NAME + ": You need to install MySQLdb or PyMySQL module to use mysql.chart.py plugin\n")
- raise ImportError
+def slave_seconds(value):
+ return value if value else -1
-from base import BaseService
+def slave_running(value):
+ return 1 if value == 'Yes' else -1
-# default configuration (overridden by python.d.plugin)
-config = {
- 'local': {
- 'user': 'root',
- 'password': '',
- 'socket': '/var/run/mysqld/mysqld.sock',
- 'update_every': 3,
- 'retries': 4,
- 'priority': 100
- }
-}
-
-# default module values (can be overridden per job in `config`)
-update_every = 3
-priority = 90000
-retries = 7
-# query executed on MySQL server
-QUERY = "SHOW GLOBAL STATUS"
+SLAVE_STATS = [
+ ('Seconds_Behind_Master', slave_seconds),
+ ('Slave_SQL_Running', slave_running),
+ ('Slave_IO_Running', slave_running)
+]
-# charts order (can be overridden if you want less charts, or different order)
ORDER = ['net',
'queries',
'handlers',
'table_locks',
- 'join_issues',
- 'sort_issues',
+ 'join_issues', 'sort_issues',
'tmp',
- 'connections',
- 'binlog_cache',
- 'threads',
- 'thread_cache_misses',
- 'innodb_io',
- 'innodb_io_ops',
- 'innodb_io_pending_ops',
- 'innodb_log',
- 'innodb_os_log',
- 'innodb_os_log_io',
- 'innodb_cur_row_lock',
- 'innodb_rows',
- 'innodb_buffer_pool_pages',
- 'innodb_buffer_pool_bytes',
- 'innodb_buffer_pool_read_ahead',
- 'innodb_buffer_pool_reqs',
- 'innodb_buffer_pool_ops',
- 'qcache_ops',
- 'qcache',
- 'qcache_freemem',
- 'qcache_memblocks',
- 'key_blocks',
- 'key_requests',
- 'key_disk_ops',
- 'files',
- 'files_rate',
- 'binlog_stmt_cache',
- 'connection_errors']
-
-# charts definitions in format:
-# CHARTS = {
-# 'chart_name_in_netdata': (
-# "parameters defining chart (passed to CHART statement)",
-# [ # dimensions (lines) definitions
-# ("dimension_name", "dimension parameters (passed to DIMENSION statement)")
-# ])
-# }
+ 'connections', 'connection_errors',
+ 'binlog_cache', 'binlog_stmt_cache',
+ 'threads', 'thread_cache_misses',
+ 'innodb_io', 'innodb_io_ops', 'innodb_io_pending_ops', 'innodb_log', 'innodb_os_log', 'innodb_os_log_io',
+ 'innodb_cur_row_lock', 'innodb_rows', 'innodb_buffer_pool_pages', 'innodb_buffer_pool_bytes',
+ 'innodb_buffer_pool_read_ahead', 'innodb_buffer_pool_reqs', 'innodb_buffer_pool_ops',
+ 'qcache_ops', 'qcache', 'qcache_freemem', 'qcache_memblocks',
+ 'key_blocks', 'key_requests', 'key_disk_ops',
+ 'files', 'files_rate', 'slave_behind', 'slave_status']
CHARTS = {
- 'net': (
- "'' 'mysql Bandwidth' 'kilobits/s' bandwidth mysql.net area",
- [
- ("Bytes_received", "in incremental 8 1024"),
- ("Bytes_sent", "out incremental -8 1024")
- ]),
- 'queries': (
- "'' 'mysql Queries' 'queries/s' queries mysql.queries line",
- [
- ("Queries", "queries incremental 1 1"),
- ("Questions", "questions incremental 1 1"),
- ("Slow_queries", "slow_queries incremental -1 1")
- ]),
- 'handlers': (
- "'' 'mysql Handlers' 'handlers/s' handlers mysql.handlers line",
- [
- ("Handler_commit", "commit incremental 1 1"),
- ("Handler_delete", "delete incremental 1 1"),
- ("Handler_prepare", "prepare incremental 1 1"),
- ("Handler_read_first", "read_first incremental 1 1"),
- ("Handler_read_key", "read_key incremental 1 1"),
- ("Handler_read_next", "read_next incremental 1 1"),
- ("Handler_read_prev", "read_prev incremental 1 1"),
- ("Handler_read_rnd", "read_rnd incremental 1 1"),
- ("Handler_read_rnd_next", "read_rnd_next incremental 1 1"),
- ("Handler_rollback", "rollback incremental 1 1"),
- ("Handler_savepoint", "savepoint incremental 1 1"),
- ("Handler_savepoint_rollback", "savepoint_rollback incremental 1 1"),
- ("Handler_update", "update incremental 1 1"),
- ("Handler_write", "write incremental 1 1")
- ]),
- 'table_locks': (
- "'' 'mysql Tables Locks' 'locks/s' locks mysql.table_locks line",
- [
- ("Table_locks_immediate", "immediate incremental 1 1"),
- ("Table_locks_waited", "waited incremental -1 1")
- ]),
- 'join_issues': (
- "'' 'mysql Select Join Issues' 'joins/s' issues mysql.join_issues line",
- [
- ("Select_full_join", "full_join incremental 1 1"),
- ("Select_full_range_join", "full_range_join incremental 1 1"),
- ("Select_range", "range incremental 1 1"),
- ("Select_range_check", "range_check incremental 1 1"),
- ("Select_scan", "scan incremental 1 1"),
- ]),
- 'sort_issues': (
- "'' 'mysql Sort Issues' 'issues/s' issues mysql.sort.issues line",
- [
- ("Sort_merge_passes", "merge_passes incremental 1 1"),
- ("Sort_range", "range incremental 1 1"),
- ("Sort_scan", "scan incremental 1 1"),
- ]),
- 'tmp': (
- "'' 'mysql Tmp Operations' 'counter' temporaries mysql.tmp line",
- [
- ("Created_tmp_disk_tables", "disk_tables incremental 1 1"),
- ("Created_tmp_files", "files incremental 1 1"),
- ("Created_tmp_tables", "tables incremental 1 1"),
- ]),
- 'connections': (
- "'' 'mysql Connections' 'connections/s' connections mysql.connections line",
- [
- ("Connections", "all incremental 1 1"),
- ("Aborted_connects", "aborted incremental 1 1"),
- ]),
- 'binlog_cache': (
- "'' 'mysql Binlog Cache' 'transactions/s' binlog mysql.binlog_cache line",
- [
- ("Binlog_cache_disk_use", "disk incremental 1 1"),
- ("Binlog_cache_use", "all incremental 1 1"),
- ]),
- 'threads': (
- "'' 'mysql Threads' 'threads' threads mysql.threads line",
- [
- ("Threads_connected", "connected absolute 1 1"),
- ("Threads_created", "created incremental 1 1"),
- ("Threads_cached", "cached absolute -1 1"),
- ("Threads_running", "running absolute 1 1"),
- ]),
- 'thread_cache_misses': (
- "'' 'mysql Threads Cache Misses' 'misses' threads mysql.thread_cache_misses area",
- [
- ("Thread_cache_misses", "misses misses absolute 1 100"),
- ]),
- 'innodb_io': (
- "'' 'mysql InnoDB I/O Bandwidth' 'kilobytes/s' innodb mysql.innodb_io area",
- [
- ("Innodb_data_read", "read incremental 1 1024"),
- ("Innodb_data_written", "write incremental -1 1024"),
- ]),
- 'innodb_io_ops': (
- "'' 'mysql InnoDB I/O Operations' 'operations/s' innodb mysql.innodb_io_ops line",
- [
- ("Innodb_data_reads", "reads incremental 1 1"),
- ("Innodb_data_writes", "writes incremental -1 1"),
- ("Innodb_data_fsyncs", "fsyncs incremental 1 1"),
- ]),
- 'innodb_io_pending_ops': (
- "'' 'mysql InnoDB Pending I/O Operations' 'operations' innodb mysql.innodb_io_pending_ops line",
- [
- ("Innodb_data_pending_reads", "reads absolute 1 1"),
- ("Innodb_data_pending_writes", "writes absolute -1 1"),
- ("Innodb_data_pending_fsyncs", "fsyncs absolute 1 1"),
- ]),
- 'innodb_log': (
- "'' 'mysql InnoDB Log Operations' 'operations/s' innodb mysql.innodb_log line",
- [
- ("Innodb_log_waits", "waits incremental 1 1"),
- ("Innodb_log_write_requests", "write_requests incremental -1 1"),
- ("Innodb_log_writes", "incremental -1 1"),
- ]),
- 'innodb_os_log': (
- "'' 'mysql InnoDB OS Log Operations' 'operations' innodb mysql.innodb_os_log line",
- [
- ("Innodb_os_log_fsyncs", "fsyncs incremental 1 1"),
- ("Innodb_os_log_pending_fsyncs", "pending_fsyncs absolute 1 1"),
- ("Innodb_os_log_pending_writes", "pending_writes absolute -1 1"),
- ]),
- 'innodb_os_log_io': (
- "'' 'mysql InnoDB OS Log Bandwidth' 'kilobytes/s' innodb mysql.innodb_os_log_io area",
- [
- ("Innodb_os_log_written", "write incremental -1 1024"),
- ]),
- 'innodb_cur_row_lock': (
- "'' 'mysql InnoDB Current Row Locks' 'operations' innodb mysql.innodb_cur_row_lock area",
- [
- ("Innodb_row_lock_current_waits", "current_waits absolute 1 1"),
- ]),
- 'innodb_rows': (
- "'' 'mysql InnoDB Row Operations' 'operations/s' innodb mysql.innodb_rows area",
- [
- ("Innodb_rows_inserted", "read incremental 1 1"),
- ("Innodb_rows_read", "deleted incremental -1 1"),
- ("Innodb_rows_updated", "inserted incremental 1 1"),
- ("Innodb_rows_deleted", "updated incremental -1 1"),
- ]),
- 'innodb_buffer_pool_pages': (
- "'' 'mysql InnoDB Buffer Pool Pages' 'pages' innodb mysql.innodb_buffer_pool_pages line",
- [
- ("Innodb_buffer_pool_pages_data", "data absolute 1 1"),
- ("Innodb_buffer_pool_pages_dirty", "dirty absolute -1 1"),
- ("Innodb_buffer_pool_pages_free", "free absolute 1 1"),
- ("Innodb_buffer_pool_pages_flushed", "flushed incremental -1 1"),
- ("Innodb_buffer_pool_pages_misc", "misc absolute -1 1"),
- ("Innodb_buffer_pool_pages_total", "total absolute 1 1"),
- ]),
- 'innodb_buffer_pool_bytes': (
- "'' 'mysql InnoDB Buffer Pool Bytes' 'MB' innodb mysql.innodb_buffer_pool_bytes area",
- [
- ("Innodb_buffer_pool_bytes_data", "data absolute 1"),
- ("Innodb_buffer_pool_bytes_dirty", "dirty absolute -1"),
- ]),
- 'innodb_buffer_pool_read_ahead': (
- "'' 'mysql InnoDB Buffer Pool Read Ahead' 'operations/s' innodb mysql.innodb_buffer_pool_read_ahead area",
- [
- ("Innodb_buffer_pool_read_ahead", "all incremental 1 1"),
- ("Innodb_buffer_pool_read_ahead_evicted", "evicted incremental -1 1"),
- ("Innodb_buffer_pool_read_ahead_rnd", "random incremental 1 1"),
- ]),
- 'innodb_buffer_pool_reqs': (
- "'' 'mysql InnoDB Buffer Pool Requests' 'requests/s' innodb mysql.innodb_buffer_pool_reqs area",
- [
- ("Innodb_buffer_pool_read_requests", "reads incremental 1 1"),
- ("Innodb_buffer_pool_write_requests", "writes incremental -1 1"),
- ]),
- 'innodb_buffer_pool_ops': (
- "'' 'mysql InnoDB Buffer Pool Operations' 'operations/s' innodb mysql.innodb_buffer_pool_ops area",
- [
- ("Innodb_buffer_pool_reads", "'disk reads' incremental 1 1"),
- ("Innodb_buffer_pool_wait_free", "'wait free' incremental -1 1"),
- ]),
- 'qcache_ops': (
- "'' 'mysql QCache Operations' 'queries/s' qcache mysql.qcache_ops line",
- [
- ("Qcache_hits", "hits incremental 1 1"),
- ("Qcache_lowmem_prunes", "'lowmem prunes' incremental -1 1"),
- ("Qcache_inserts", "inserts incremental 1 1"),
- ("Qcache_not_cached", "'not cached' incremental -1 1"),
- ]),
- 'qcache': (
- "'' 'mysql QCache Queries in Cache' 'queries' qcache mysql.qcache line",
- [
- ("Qcache_queries_in_cache", "queries absolute 1 1"),
- ]),
- 'qcache_freemem': (
- "'' 'mysql QCache Free Memory' 'MB' qcache mysql.qcache_freemem area",
- [
- ("Qcache_free_memory", "free absolute 1"),
- ]),
- 'qcache_memblocks': (
- "'' 'mysql QCache Memory Blocks' 'blocks' qcache mysql.qcache_memblocks line",
- [
- ("Qcache_free_blocks", "free absolute 1"),
- ("Qcache_total_blocks", "total absolute 1 1"),
- ]),
- 'key_blocks': (
- "'' 'mysql MyISAM Key Cache Blocks' 'blocks' myisam mysql.key_blocks line",
- [
- ("Key_blocks_unused", "unused absolute 1 1"),
- ("Key_blocks_used", "used absolute -1 1"),
- ("Key_blocks_not_flushed", "'not flushed' absolute 1 1"),
- ]),
- 'key_requests': (
- "'' 'mysql MyISAM Key Cache Requests' 'requests/s' myisam mysql.key_requests area",
- [
- ("Key_read_requests", "reads incremental 1 1"),
- ("Key_write_requests", "writes incremental -1 1"),
- ]),
- 'key_disk_ops': (
- "'' 'mysql MyISAM Key Cache Disk Operations' 'operations/s' myisam mysql.key_disk_ops area",
- [
- ("Key_reads", "reads incremental 1 1"),
- ("Key_writes", "writes incremental -1 1"),
- ]),
- 'files': (
- "'' 'mysql Open Files' 'files' files mysql.files line",
- [
- ("Open_files", "files absolute 1 1"),
- ]),
- 'files_rate': (
- "'' 'mysql Opened Files Rate' 'files/s' files mysql.files_rate line",
- [
- ("Opened_files", "files incremental 1 1"),
- ]),
- 'binlog_stmt_cache': (
- "'' 'mysql Binlog Statement Cache' 'statements/s' binlog mysql.binlog_stmt_cache line",
- [
- ("Binlog_stmt_cache_disk_use", "disk incremental 1 1"),
- ("Binlog_stmt_cache_use", "all incremental 1 1"),
- ]),
- 'connection_errors': (
- "'' 'mysql Connection Errors' 'connections/s' connections mysql.connection_errors line",
- [
- ("Connection_errors_accept", "accept incremental 1 1"),
- ("Connection_errors_internal", "internal incremental 1 1"),
- ("Connection_errors_max_connections", "max incremental 1 1"),
- ("Connection_errors_peer_address", "peer_addr incremental 1 1"),
- ("Connection_errors_select", "select incremental 1 1"),
- ("Connection_errors_tcpwrap", "tcpwrap incremental 1 1")
- ])
+ 'net': {
+ 'options': [None, 'mysql Bandwidth', 'kilobits/s', 'bandwidth', 'mysql.net', 'area'],
+ 'lines': [
+ ['Bytes_received', 'in', 'incremental', 8, 1024],
+ ['Bytes_sent', 'out', 'incremental', -8, 1024]
+ ]},
+ 'queries': {
+ 'options': [None, 'mysql Queries', 'queries/s', 'queries', 'mysql.queries', 'line'],
+ 'lines': [
+ ['Queries', 'queries', 'incremental'],
+ ['Questions', 'questions', 'incremental'],
+ ['Slow_queries', 'slow_queries', 'incremental']
+ ]},
+ 'handlers': {
+ 'options': [None, 'mysql Handlers', 'handlers/s', 'handlers', 'mysql.handlers', 'line'],
+ 'lines': [
+ ['Handler_commit', 'commit', 'incremental'],
+ ['Handler_delete', 'delete', 'incremental'],
+ ['Handler_prepare', 'prepare', 'incremental'],
+ ['Handler_read_first', 'read_first', 'incremental'],
+ ['Handler_read_key', 'read_key', 'incremental'],
+ ['Handler_read_next', 'read_next', 'incremental'],
+ ['Handler_read_prev', 'read_prev', 'incremental'],
+ ['Handler_read_rnd', 'read_rnd', 'incremental'],
+ ['Handler_read_rnd_next', 'read_rnd_next', 'incremental'],
+ ['Handler_rollback', 'rollback', 'incremental'],
+ ['Handler_savepoint', 'savepoint', 'incremental'],
+ ['Handler_savepoint_rollback', 'savepoint_rollback', 'incremental'],
+ ['Handler_update', 'update', 'incremental'],
+ ['Handler_write', 'write', 'incremental']
+ ]},
+ 'table_locks': {
+ 'options': [None, 'mysql Tables Locks', 'locks/s', 'locks', 'mysql.table_locks', 'line'],
+ 'lines': [
+ ['Table_locks_immediate', 'immediate', 'incremental'],
+ ['Table_locks_waited', 'waited', 'incremental', -1, 1]
+ ]},
+ 'join_issues': {
+ 'options': [None, 'mysql Select Join Issues', 'joins/s', 'issues', 'mysql.join_issues', 'line'],
+ 'lines': [
+ ['Select_full_join', 'full_join', 'incremental'],
+ ['Select_full_range_join', 'full_range_join', 'incremental'],
+ ['Select_range', 'range', 'incremental'],
+ ['Select_range_check', 'range_check', 'incremental'],
+ ['Select_scan', 'scan', 'incremental']
+ ]},
+ 'sort_issues': {
+ 'options': [None, 'mysql Sort Issues', 'issues/s', 'issues', 'mysql.sort_issues', 'line'],
+ 'lines': [
+ ['Sort_merge_passes', 'merge_passes', 'incremental'],
+ ['Sort_range', 'range', 'incremental'],
+ ['Sort_scan', 'scan', 'incremental']
+ ]},
+ 'tmp': {
+ 'options': [None, 'mysql Tmp Operations', 'counter', 'temporaries', 'mysql.tmp', 'line'],
+ 'lines': [
+ ['Created_tmp_disk_tables', 'disk_tables', 'incremental'],
+ ['Created_tmp_files', 'files', 'incremental'],
+ ['Created_tmp_tables', 'tables', 'incremental']
+ ]},
+ 'connections': {
+ 'options': [None, 'mysql Connections', 'connections/s', 'connections', 'mysql.connections', 'line'],
+ 'lines': [
+ ['Connections', 'all', 'incremental'],
+ ['Aborted_connects', 'aborted', 'incremental']
+ ]},
+ 'binlog_cache': {
+ 'options': [None, 'mysql Binlog Cache', 'transactions/s', 'binlog', 'mysql.binlog_cache', 'line'],
+ 'lines': [
+ ['Binlog_cache_disk_use', 'disk', 'incremental'],
+ ['Binlog_cache_use', 'all', 'incremental']
+ ]},
+ 'threads': {
+ 'options': [None, 'mysql Threads', 'threads', 'threads', 'mysql.threads', 'line'],
+ 'lines': [
+ ['Threads_connected', 'connected', 'absolute'],
+ ['Threads_created', 'created', 'incremental'],
+ ['Threads_cached', 'cached', 'absolute', -1, 1],
+ ['Threads_running', 'running', 'absolute'],
+ ]},
+ 'thread_cache_misses': {
+ 'options': [None, 'mysql Threads Cache Misses', 'misses', 'threads', 'mysql.thread_cache_misses', 'area'],
+ 'lines': [
+ ['Thread_cache_misses', 'misses', 'absolute', 1, 100]
+ ]},
+ 'innodb_io': {
+ 'options': [None, 'mysql InnoDB I/O Bandwidth', 'kilobytes/s', 'innodb', 'mysql.innodb_io', 'area'],
+ 'lines': [
+ ['Innodb_data_read', 'read', 'incremental', 1, 1024],
+ ['Innodb_data_written', 'write', 'incremental', -1, 1024]
+ ]},
+ 'innodb_io_ops': {
+ 'options': [None, 'mysql InnoDB I/O Operations', 'operations/s', 'innodb', 'mysql.innodb_io_ops', 'line'],
+ 'lines': [
+ ['Innodb_data_reads', 'reads', 'incremental'],
+ ['Innodb_data_writes', 'writes', 'incremental', -1, 1],
+ ['Innodb_data_fsyncs', 'fsyncs', 'incremental']
+ ]},
+ 'innodb_io_pending_ops': {
+ 'options': [None, 'mysql InnoDB Pending I/O Operations', 'operations', 'innodb', 'mysql.innodb_io_pending_ops', 'line'],
+ 'lines': [
+ ['Innodb_data_pending_reads', 'reads', 'absolute'],
+ ['Innodb_data_pending_writes', 'writes', 'absolute', -1, 1],
+ ['Innodb_data_pending_fsyncs', 'fsyncs', 'absolute']
+ ]},
+ 'innodb_log': {
+ 'options': [None, 'mysql InnoDB Log Operations', 'operations/s', 'innodb', 'mysql.innodb_log', 'line'],
+ 'lines': [
+ ['Innodb_log_waits', 'waits', 'incremental'],
+ ['Innodb_log_write_requests', 'write_requests', 'incremental', -1, 1],
+ ['Innodb_log_writes', 'writes', 'incremental', -1, 1],
+ ]},
+ 'innodb_os_log': {
+ 'options': [None, 'mysql InnoDB OS Log Operations', 'operations', 'innodb', 'mysql.innodb_os_log', 'line'],
+ 'lines': [
+ ['Innodb_os_log_fsyncs', 'fsyncs', 'incremental'],
+ ['Innodb_os_log_pending_fsyncs', 'pending_fsyncs', 'absolute'],
+ ['Innodb_os_log_pending_writes', 'pending_writes', 'absolute', -1, 1],
+ ]},
+ 'innodb_os_log_io': {
+ 'options': [None, 'mysql InnoDB OS Log Bandwidth', 'kilobytes/s', 'innodb', 'mysql.innodb_os_log_io', 'area'],
+ 'lines': [
+ ['Innodb_os_log_written', 'write', 'incremental', -1, 1024],
+ ]},
+ 'innodb_cur_row_lock': {
+ 'options': [None, 'mysql InnoDB Current Row Locks', 'operations', 'innodb', 'mysql.innodb_cur_row_lock', 'area'],
+ 'lines': [
+ ['Innodb_row_lock_current_waits', 'current_waits', 'absolute']
+ ]},
+ 'innodb_rows': {
+ 'options': [None, 'mysql InnoDB Row Operations', 'operations/s', 'innodb', 'mysql.innodb_rows', 'area'],
+ 'lines': [
+ ['Innodb_rows_inserted', 'read', 'incremental'],
+ ['Innodb_rows_read', 'deleted', 'incremental', -1, 1],
+ ['Innodb_rows_updated', 'inserted', 'incremental', 1, 1],
+ ['Innodb_rows_deleted', 'updated', 'incremental', -1, 1],
+ ]},
+ 'innodb_buffer_pool_pages': {
+ 'options': [None, 'mysql InnoDB Buffer Pool Pages', 'pages', 'innodb', 'mysql.innodb_buffer_pool_pages', 'line'],
+ 'lines': [
+ ['Innodb_buffer_pool_pages_data', 'data', 'absolute'],
+ ['Innodb_buffer_pool_pages_dirty', 'dirty', 'absolute', -1, 1],
+ ['Innodb_buffer_pool_pages_free', 'free', 'absolute'],
+ ['Innodb_buffer_pool_pages_flushed', 'flushed', 'incremental', -1, 1],
+ ['Innodb_buffer_pool_pages_misc', 'misc', 'absolute', -1, 1],
+ ['Innodb_buffer_pool_pages_total', 'total', 'absolute']
+ ]},
+ 'innodb_buffer_pool_bytes': {
+ 'options': [None, 'mysql InnoDB Buffer Pool Bytes', 'MB', 'innodb', 'mysql.innodb_buffer_pool_bytes', 'area'],
+ 'lines': [
+ ['Innodb_buffer_pool_bytes_data', 'data', 'absolute', 1, 1024 * 1024],
+ ['Innodb_buffer_pool_bytes_dirty', 'dirty', 'absolute', -1, 1024 * 1024]
+ ]},
+ 'innodb_buffer_pool_read_ahead': {
+ 'options': [None, 'mysql InnoDB Buffer Pool Read Ahead', 'operations/s', 'innodb', 'mysql.innodb_buffer_pool_read_ahead', 'area'],
+ 'lines': [
+ ['Innodb_buffer_pool_read_ahead', 'all', 'incremental'],
+ ['Innodb_buffer_pool_read_ahead_evicted', 'evicted', 'incremental', -1, 1],
+ ['Innodb_buffer_pool_read_ahead_rnd', 'random', 'incremental']
+ ]},
+ 'innodb_buffer_pool_reqs': {
+ 'options': [None, 'mysql InnoDB Buffer Pool Requests', 'requests/s', 'innodb', 'mysql.innodb_buffer_pool_reqs', 'area'],
+ 'lines': [
+ ['Innodb_buffer_pool_read_requests', 'reads', 'incremental'],
+ ['Innodb_buffer_pool_write_requests', 'writes', 'incremental', -1, 1]
+ ]},
+ 'innodb_buffer_pool_ops': {
+ 'options': [None, 'mysql InnoDB Buffer Pool Operations', 'operations/s', 'innodb', 'mysql.innodb_buffer_pool_ops', 'area'],
+ 'lines': [
+ ['Innodb_buffer_pool_reads', 'disk reads', 'incremental'],
+ ['Innodb_buffer_pool_wait_free', 'wait free', 'incremental', -1, 1]
+ ]},
+ 'qcache_ops': {
+ 'options': [None, 'mysql QCache Operations', 'queries/s', 'qcache', 'mysql.qcache_ops', 'line'],
+ 'lines': [
+ ['Qcache_hits', 'hits', 'incremental'],
+ ['Qcache_lowmem_prunes', 'lowmem prunes', 'incremental', -1, 1],
+ ['Qcache_inserts', 'inserts', 'incremental'],
+ ['Qcache_not_cached', 'not cached', 'incremental', -1, 1]
+ ]},
+ 'qcache': {
+ 'options': [None, 'mysql QCache Queries in Cache', 'queries', 'qcache', 'mysql.qcache', 'line'],
+ 'lines': [
+ ['Qcache_queries_in_cache', 'queries', 'absolute']
+ ]},
+ 'qcache_freemem': {
+ 'options': [None, 'mysql QCache Free Memory', 'MB', 'qcache', 'mysql.qcache_freemem', 'area'],
+ 'lines': [
+ ['Qcache_free_memory', 'free', 'absolute', 1, 1024 * 1024]
+ ]},
+ 'qcache_memblocks': {
+ 'options': [None, 'mysql QCache Memory Blocks', 'blocks', 'qcache', 'mysql.qcache_memblocks', 'line'],
+ 'lines': [
+ ['Qcache_free_blocks', 'free', 'absolute'],
+ ['Qcache_total_blocks', 'total', 'absolute']
+ ]},
+ 'key_blocks': {
+ 'options': [None, 'mysql MyISAM Key Cache Blocks', 'blocks', 'myisam', 'mysql.key_blocks', 'line'],
+ 'lines': [
+ ['Key_blocks_unused', 'unused', 'absolute'],
+ ['Key_blocks_used', 'used', 'absolute', -1, 1],
+ ['Key_blocks_not_flushed', 'not flushed', 'absolute']
+ ]},
+ 'key_requests': {
+ 'options': [None, 'mysql MyISAM Key Cache Requests', 'requests/s', 'myisam', 'mysql.key_requests', 'area'],
+ 'lines': [
+ ['Key_read_requests', 'reads', 'incremental'],
+ ['Key_write_requests', 'writes', 'incremental', -1, 1]
+ ]},
+ 'key_disk_ops': {
+ 'options': [None, 'mysql MyISAM Key Cache Disk Operations', 'operations/s', 'myisam', 'mysql.key_disk_ops', 'area'],
+ 'lines': [
+ ['Key_reads', 'reads', 'incremental'],
+ ['Key_writes', 'writes', 'incremental', -1, 1]
+ ]},
+ 'files': {
+ 'options': [None, 'mysql Open Files', 'files', 'files', 'mysql.files', 'line'],
+ 'lines': [
+ ['Open_files', 'files', 'absolute']
+ ]},
+ 'files_rate': {
+ 'options': [None, 'mysql Opened Files Rate', 'files/s', 'files', 'mysql.files_rate', 'line'],
+ 'lines': [
+ ['Opened_files', 'files', 'incremental']
+ ]},
+ 'binlog_stmt_cache': {
+ 'options': [None, 'mysql Binlog Statement Cache', 'statements/s', 'binlog', 'mysql.binlog_stmt_cache', 'line'],
+ 'lines': [
+ ['Binlog_stmt_cache_disk_use', 'disk', 'incremental'],
+ ['Binlog_stmt_cache_use', 'all', 'incremental']
+ ]},
+ 'connection_errors': {
+ 'options': [None, 'mysql Connection Errors', 'connections/s', 'connections', 'mysql.connection_errors', 'line'],
+ 'lines': [
+ ['Connection_errors_accept', 'accept', 'incremental'],
+ ['Connection_errors_internal', 'internal', 'incremental'],
+ ['Connection_errors_max_connections', 'max', 'incremental'],
+ ['Connection_errors_peer_address', 'peer_addr', 'incremental'],
+ ['Connection_errors_select', 'select', 'incremental'],
+ ['Connection_errors_tcpwrap', 'tcpwrap', 'incremental']
+ ]},
+ 'slave_behind': {
+ 'options': [None, 'Slave Behind Seconds', 'seconds', 'slave', 'mysql.slave_behind', 'line'],
+ 'lines': [
+ ['Seconds_Behind_Master', 'seconds', 'absolute']
+ ]},
+ 'slave_status': {
+ 'options': [None, 'Slave Status', 'status', 'slave', 'mysql.slave_status', 'line'],
+ 'lines': [
+ ['Slave_SQL_Running', 'sql_running', 'absolute'],
+ ['Slave_IO_Running', 'io_running', 'absolute']
+ ]}
}
-class Service(BaseService):
+class Service(MySQLService):
def __init__(self, configuration=None, name=None):
- super(self.__class__, self).__init__(configuration=configuration)
- self.name = name
- self.configuration = self._parse_config(configuration)
- self.connection = None
- self.defs = {}
-
- def _parse_config(self, configuration):
- """
- Parse configuration to collect data from MySQL server
- :param configuration: dict
- :return: dict
- """
- if self.name is None:
- self.name = 'local'
- if 'user' not in configuration:
- configuration['user'] = 'root'
- if 'password' not in configuration:
- configuration['password'] = ''
- if 'my.cnf' in configuration:
- configuration['socket'] = ''
- configuration['host'] = ''
- configuration['port'] = 0
- elif 'socket' in configuration:
- configuration['my.cnf'] = ''
- configuration['host'] = ''
- configuration['port'] = 0
- elif 'host' in configuration:
- configuration['my.cnf'] = ''
- configuration['socket'] = ''
- if 'port' in configuration:
- configuration['port'] = int(configuration['port'])
- else:
- configuration['port'] = 3306
-
- return configuration
-
- def _connect(self):
- """
- Try to connect to MySQL server
- """
- try:
- self.connection = MySQLdb.connect(user=self.configuration['user'],
- passwd=self.configuration['password'],
- read_default_file=self.configuration['my.cnf'],
- unix_socket=self.configuration['socket'],
- host=self.configuration['host'],
- port=self.configuration['port'],
- connect_timeout=self.configuration['update_every'])
- except Exception as e:
- self.error(NAME + " has problem connecting to server:", e)
- raise RuntimeError
+ MySQLService.__init__(self, configuration=configuration, name=name)
+ self.order = ORDER
+ self.definitions = CHARTS
+ self.queries = dict(global_status=QUERY_GLOBAL, slave_status=QUERY_SLAVE)
def _get_data(self):
- """
- Get raw data from MySQL server
- :return: dict
- """
- if self.connection is None:
- try:
- self._connect()
- except RuntimeError:
- return None
- try:
- with self.connection.cursor() as cursor:
- cursor.execute(QUERY)
- raw_data = cursor.fetchall()
- except Exception as e:
- self.error(NAME + ": cannot execute query.", e)
- self.connection.close()
- self.connection = None
- return None
- return dict(raw_data)
+ raw_data = self._get_raw_data(description=True)
- def check(self):
- """
- Check if service is able to connect to server
- :return: boolean
- """
- try:
- self.connection = self._connect()
- return True
- except RuntimeError:
- self.connection = None
- return False
+ if not raw_data:
+ return None
- def create(self):
- """
- Create graphs
- :return: boolean
- """
- for name in ORDER:
- self.defs[name] = []
- for line in CHARTS[name][1]:
- self.defs[name].append(line[0])
+ to_netdata = dict()
- idx = 0
- data = self._get_data()
- for name in ORDER:
- header = "CHART mysql_" + \
- str(self.name) + "." + \
- name + " " + \
- CHARTS[name][0] + " " + \
- str(self.priority + idx) + " " + \
- str(self.update_every)
- content = ""
- # check if server has this data point
- for line in CHARTS[name][1]:
- if line[0] in data:
- content += "DIMENSION " + line[0] + " " + line[1] + "\n"
- if len(content) > 0:
- print(header)
- print(content)
- idx += 1
+ if 'global_status' in raw_data:
+ global_status = dict(raw_data['global_status'][0])
+ for key in GLOBAL_STATS:
+ if key in global_status:
+ to_netdata[key] = global_status[key]
+ if 'Threads_created' in to_netdata and 'Connections' in to_netdata:
+ to_netdata['Thread_cache_misses'] = round(int(to_netdata['Threads_created']) / float(to_netdata['Connections']) * 10000)
- if idx == 0:
- return False
- return True
+ if 'slave_status' in raw_data:
+ if raw_data['slave_status'][0]:
+ slave_raw_data = dict(zip([e[0] for e in raw_data['slave_status'][1]], raw_data['slave_status'][0][0]))
+ for key, function in SLAVE_STATS:
+ if key in slave_raw_data:
+ to_netdata[key] = function(slave_raw_data[key])
+ else:
+ self.queries.pop('slave_status')
- def update(self, interval):
- """
- Update data on graphs
- :param interval: int
- :return: boolean
- """
- data = self._get_data()
- if data is None:
- return False
- try:
- data['Thread cache misses'] = int(int(data['Threads_created']) * 10000 / int(data['Connections']))
- except Exception:
- pass
- for chart, dimensions in self.defs.items():
- header = "BEGIN mysql_" + str(self.name) + "." + chart + " " + str(interval) + '\n'
- lines = ""
- for d in dimensions:
- try:
- lines += "SET " + d + " = " + data[d] + '\n'
- except KeyError:
- pass
- if len(lines) > 0:
- print(header + lines + "END")
+ return to_netdata or None
- return True
projects / netdata.git / blobdiff