3 static void parse_line_pair(procfile *ff, ARL_BASE *base, size_t header_line, size_t values_line) {
4 size_t hwords = procfile_linewords(ff, header_line);
5 size_t vwords = procfile_linewords(ff, values_line);
8 if(unlikely(vwords > hwords)) {
9 error("File /proc/net/netstat on header line %zu has %zu words, but on value line %zu has %zu words.", header_line, hwords, values_line, vwords);
13 for(w = 1; w < vwords ;w++) {
14 if(unlikely(arl_check(base, procfile_lineword(ff, header_line, w), procfile_lineword(ff, values_line, w))))
19 int do_proc_net_netstat(int update_every, usec_t dt) {
22 static int do_bandwidth = -1, do_inerrors = -1, do_mcast = -1, do_bcast = -1, do_mcast_p = -1, do_bcast_p = -1, do_ecn = -1, \
23 do_tcpext_reorder = -1, do_tcpext_syscookies = -1, do_tcpext_ofo = -1, do_tcpext_connaborts = -1, do_tcpext_memory = -1;
24 static uint32_t hash_ipext = 0, hash_tcpext = 0;
25 static procfile *ff = NULL;
27 static ARL_BASE *arl_tcpext = NULL;
28 static ARL_BASE *arl_ipext = NULL;
30 // --------------------------------------------------------------------
34 static unsigned long long ipext_InOctets = 0;
35 static unsigned long long ipext_OutOctets = 0;
38 static unsigned long long ipext_InNoRoutes = 0;
39 static unsigned long long ipext_InTruncatedPkts = 0;
40 static unsigned long long ipext_InCsumErrors = 0;
42 // IPv4 multicast bandwidth
43 static unsigned long long ipext_InMcastOctets = 0;
44 static unsigned long long ipext_OutMcastOctets = 0;
46 // IPv4 multicast packets
47 static unsigned long long ipext_InMcastPkts = 0;
48 static unsigned long long ipext_OutMcastPkts = 0;
50 // IPv4 broadcast bandwidth
51 static unsigned long long ipext_InBcastOctets = 0;
52 static unsigned long long ipext_OutBcastOctets = 0;
54 // IPv4 broadcast packets
55 static unsigned long long ipext_InBcastPkts = 0;
56 static unsigned long long ipext_OutBcastPkts = 0;
59 static unsigned long long ipext_InNoECTPkts = 0;
60 static unsigned long long ipext_InECT1Pkts = 0;
61 static unsigned long long ipext_InECT0Pkts = 0;
62 static unsigned long long ipext_InCEPkts = 0;
64 // --------------------------------------------------------------------
67 // IPv4 TCP Reordering
68 static unsigned long long tcpext_TCPRenoReorder = 0;
69 static unsigned long long tcpext_TCPFACKReorder = 0;
70 static unsigned long long tcpext_TCPSACKReorder = 0;
71 static unsigned long long tcpext_TCPTSReorder = 0;
73 // IPv4 TCP SYN Cookies
74 static unsigned long long tcpext_SyncookiesSent = 0;
75 static unsigned long long tcpext_SyncookiesRecv = 0;
76 static unsigned long long tcpext_SyncookiesFailed = 0;
78 // IPv4 TCP Out Of Order Queue
79 // http://www.spinics.net/lists/netdev/msg204696.html
80 static unsigned long long tcpext_TCPOFOQueue = 0; // Number of packets queued in OFO queue
81 static unsigned long long tcpext_TCPOFODrop = 0; // Number of packets meant to be queued in OFO but dropped because socket rcvbuf limit hit.
82 static unsigned long long tcpext_TCPOFOMerge = 0; // Number of packets in OFO that were merged with other packets.
83 static unsigned long long tcpext_OfoPruned = 0; // packets dropped from out-of-order queue because of socket buffer overrun
85 // IPv4 TCP connection resets
86 // https://github.com/ecki/net-tools/blob/bd8bceaed2311651710331a7f8990c3e31be9840/statistics.c
87 static unsigned long long tcpext_TCPAbortOnData = 0; // connections reset due to unexpected data
88 static unsigned long long tcpext_TCPAbortOnClose = 0; // connections reset due to early user close
89 static unsigned long long tcpext_TCPAbortOnMemory = 0; // connections aborted due to memory pressure
90 static unsigned long long tcpext_TCPAbortOnTimeout = 0; // connections aborted due to timeout
91 static unsigned long long tcpext_TCPAbortOnLinger = 0; // connections aborted after user close in linger timeout
92 static unsigned long long tcpext_TCPAbortFailed = 0; // times unable to send RST due to no memory
94 // IPv4 TCP memory pressures
95 static unsigned long long tcpext_TCPMemoryPressures = 0;
97 if(unlikely(!arl_ipext)) {
98 hash_ipext = simple_hash("IpExt");
99 hash_tcpext = simple_hash("TcpExt");
101 do_bandwidth = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "bandwidth", CONFIG_ONDEMAND_ONDEMAND);
102 do_inerrors = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "input errors", CONFIG_ONDEMAND_ONDEMAND);
103 do_mcast = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "multicast bandwidth", CONFIG_ONDEMAND_ONDEMAND);
104 do_bcast = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "broadcast bandwidth", CONFIG_ONDEMAND_ONDEMAND);
105 do_mcast_p = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "multicast packets", CONFIG_ONDEMAND_ONDEMAND);
106 do_bcast_p = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "broadcast packets", CONFIG_ONDEMAND_ONDEMAND);
107 do_ecn = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "ECN packets", CONFIG_ONDEMAND_ONDEMAND);
109 do_tcpext_reorder = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "TCP reorders", CONFIG_ONDEMAND_ONDEMAND);
110 do_tcpext_syscookies = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "TCP SYN cookies", CONFIG_ONDEMAND_ONDEMAND);
111 do_tcpext_ofo = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "TCP out-of-order queue", CONFIG_ONDEMAND_ONDEMAND);
112 do_tcpext_connaborts = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "TCP connection aborts", CONFIG_ONDEMAND_ONDEMAND);
113 do_tcpext_memory = config_get_boolean_ondemand("plugin:proc:/proc/net/netstat", "TCP memory pressures", CONFIG_ONDEMAND_ONDEMAND);
115 arl_ipext = arl_create(NULL, 60);
116 arl_tcpext = arl_create(NULL, 60);
118 // --------------------------------------------------------------------
121 if(do_bandwidth != CONFIG_ONDEMAND_NO) {
122 arl_expect(arl_ipext, "InOctets", &ipext_InOctets);
123 arl_expect(arl_ipext, "OutOctets", &ipext_OutOctets);
126 if(do_inerrors != CONFIG_ONDEMAND_NO) {
127 arl_expect(arl_ipext, "InNoRoutes", &ipext_InNoRoutes);
128 arl_expect(arl_ipext, "InTruncatedPkts", &ipext_InTruncatedPkts);
129 arl_expect(arl_ipext, "InCsumErrors", &ipext_InCsumErrors);
132 if(do_mcast != CONFIG_ONDEMAND_NO) {
133 arl_expect(arl_ipext, "InMcastOctets", &ipext_InMcastOctets);
134 arl_expect(arl_ipext, "OutMcastOctets", &ipext_OutMcastOctets);
137 if(do_mcast_p != CONFIG_ONDEMAND_NO) {
138 arl_expect(arl_ipext, "InMcastPkts", &ipext_InMcastPkts);
139 arl_expect(arl_ipext, "OutMcastPkts", &ipext_OutMcastPkts);
142 if(do_bcast != CONFIG_ONDEMAND_NO) {
143 arl_expect(arl_ipext, "InBcastPkts", &ipext_InBcastPkts);
144 arl_expect(arl_ipext, "OutBcastPkts", &ipext_OutBcastPkts);
147 if(do_bcast_p != CONFIG_ONDEMAND_NO) {
148 arl_expect(arl_ipext, "InBcastOctets", &ipext_InBcastOctets);
149 arl_expect(arl_ipext, "OutBcastOctets", &ipext_OutBcastOctets);
152 if(do_ecn != CONFIG_ONDEMAND_NO) {
153 arl_expect(arl_ipext, "InNoECTPkts", &ipext_InNoECTPkts);
154 arl_expect(arl_ipext, "InECT1Pkts", &ipext_InECT1Pkts);
155 arl_expect(arl_ipext, "InECT0Pkts", &ipext_InECT0Pkts);
156 arl_expect(arl_ipext, "InCEPkts", &ipext_InCEPkts);
159 // --------------------------------------------------------------------
162 if(do_tcpext_reorder != CONFIG_ONDEMAND_NO) {
163 arl_expect(arl_tcpext, "TCPFACKReorder", &tcpext_TCPFACKReorder);
164 arl_expect(arl_tcpext, "TCPSACKReorder", &tcpext_TCPSACKReorder);
165 arl_expect(arl_tcpext, "TCPRenoReorder", &tcpext_TCPRenoReorder);
166 arl_expect(arl_tcpext, "TCPTSReorder", &tcpext_TCPTSReorder);
169 if(do_tcpext_syscookies != CONFIG_ONDEMAND_NO) {
170 arl_expect(arl_tcpext, "SyncookiesSent", &tcpext_SyncookiesSent);
171 arl_expect(arl_tcpext, "SyncookiesRecv", &tcpext_SyncookiesRecv);
172 arl_expect(arl_tcpext, "SyncookiesFailed", &tcpext_SyncookiesFailed);
175 if(do_tcpext_ofo != CONFIG_ONDEMAND_NO) {
176 arl_expect(arl_tcpext, "TCPOFOQueue", &tcpext_TCPOFOQueue);
177 arl_expect(arl_tcpext, "TCPOFODrop", &tcpext_TCPOFODrop);
178 arl_expect(arl_tcpext, "TCPOFOMerge", &tcpext_TCPOFOMerge);
179 arl_expect(arl_tcpext, "OfoPruned", &tcpext_OfoPruned);
182 if(do_tcpext_connaborts != CONFIG_ONDEMAND_NO) {
183 arl_expect(arl_tcpext, "TCPAbortOnData", &tcpext_TCPAbortOnData);
184 arl_expect(arl_tcpext, "TCPAbortOnClose", &tcpext_TCPAbortOnClose);
185 arl_expect(arl_tcpext, "TCPAbortOnMemory", &tcpext_TCPAbortOnMemory);
186 arl_expect(arl_tcpext, "TCPAbortOnTimeout", &tcpext_TCPAbortOnTimeout);
187 arl_expect(arl_tcpext, "TCPAbortOnLinger", &tcpext_TCPAbortOnLinger);
188 arl_expect(arl_tcpext, "TCPAbortFailed", &tcpext_TCPAbortFailed);
191 if(do_tcpext_memory != CONFIG_ONDEMAND_NO) {
192 arl_expect(arl_tcpext, "TCPMemoryPressures", &tcpext_TCPMemoryPressures);
197 char filename[FILENAME_MAX + 1];
198 snprintfz(filename, FILENAME_MAX, "%s%s", global_host_prefix, "/proc/net/netstat");
199 ff = procfile_open(config_get("plugin:proc:/proc/net/netstat", "filename to monitor", filename), " \t:", PROCFILE_FLAG_DEFAULT);
200 if(unlikely(!ff)) return 1;
203 ff = procfile_readall(ff);
204 if(unlikely(!ff)) return 0; // we return 0, so that we will retry to open it next time
206 size_t lines = procfile_lines(ff), l;
209 for(l = 0; l < lines ;l++) {
210 char *key = procfile_lineword(ff, l, 0);
211 uint32_t hash = simple_hash(key);
213 if(unlikely(hash == hash_ipext && strcmp(key, "IpExt") == 0)) {
216 words = procfile_linewords(ff, l);
217 if(unlikely(words < 2)) {
218 error("Cannot read /proc/net/netstat IpExt line. Expected 2+ params, read %zu.", words);
222 arl_begin(arl_ipext);
223 parse_line_pair(ff, arl_ipext, h, l);
227 // --------------------------------------------------------------------
229 if(do_bandwidth == CONFIG_ONDEMAND_YES || (do_bandwidth == CONFIG_ONDEMAND_ONDEMAND && (ipext_InOctets || ipext_OutOctets))) {
230 do_bandwidth = CONFIG_ONDEMAND_YES;
231 st = rrdset_find("system.ipv4");
233 st = rrdset_create("system", "ipv4", NULL, "network", NULL, "IPv4 Bandwidth", "kilobits/s", 500, update_every, RRDSET_TYPE_AREA);
235 rrddim_add(st, "InOctets", "received", 8, 1024, RRDDIM_INCREMENTAL);
236 rrddim_add(st, "OutOctets", "sent", -8, 1024, RRDDIM_INCREMENTAL);
238 else rrdset_next(st);
240 rrddim_set(st, "InOctets", ipext_InOctets);
241 rrddim_set(st, "OutOctets", ipext_OutOctets);
245 // --------------------------------------------------------------------
247 if(do_inerrors == CONFIG_ONDEMAND_YES || (do_inerrors == CONFIG_ONDEMAND_ONDEMAND && (ipext_InNoRoutes || ipext_InTruncatedPkts))) {
248 do_inerrors = CONFIG_ONDEMAND_YES;
249 st = rrdset_find("ipv4.inerrors");
251 st = rrdset_create("ipv4", "inerrors", NULL, "errors", NULL, "IPv4 Input Errors", "packets/s", 4000, update_every, RRDSET_TYPE_LINE);
254 rrddim_add(st, "InNoRoutes", "noroutes", 1, 1, RRDDIM_INCREMENTAL);
255 rrddim_add(st, "InTruncatedPkts", "truncated", 1, 1, RRDDIM_INCREMENTAL);
256 rrddim_add(st, "InCsumErrors", "checksum", 1, 1, RRDDIM_INCREMENTAL);
258 else rrdset_next(st);
260 rrddim_set(st, "InNoRoutes", ipext_InNoRoutes);
261 rrddim_set(st, "InTruncatedPkts", ipext_InTruncatedPkts);
262 rrddim_set(st, "InCsumErrors", ipext_InCsumErrors);
266 // --------------------------------------------------------------------
268 if(do_mcast == CONFIG_ONDEMAND_YES || (do_mcast == CONFIG_ONDEMAND_ONDEMAND && (ipext_InMcastOctets || ipext_OutMcastOctets))) {
269 do_mcast = CONFIG_ONDEMAND_YES;
270 st = rrdset_find("ipv4.mcast");
272 st = rrdset_create("ipv4", "mcast", NULL, "multicast", NULL, "IPv4 Multicast Bandwidth", "kilobits/s", 9000, update_every, RRDSET_TYPE_AREA);
275 rrddim_add(st, "InMcastOctets", "received", 8, 1024, RRDDIM_INCREMENTAL);
276 rrddim_add(st, "OutMcastOctets", "sent", -8, 1024, RRDDIM_INCREMENTAL);
278 else rrdset_next(st);
280 rrddim_set(st, "InMcastOctets", ipext_InMcastOctets);
281 rrddim_set(st, "OutMcastOctets", ipext_OutMcastOctets);
285 // --------------------------------------------------------------------
287 if(do_bcast == CONFIG_ONDEMAND_YES || (do_bcast == CONFIG_ONDEMAND_ONDEMAND && (ipext_InBcastOctets || ipext_OutBcastOctets))) {
288 do_bcast = CONFIG_ONDEMAND_YES;
289 st = rrdset_find("ipv4.bcast");
291 st = rrdset_create("ipv4", "bcast", NULL, "broadcast", NULL, "IPv4 Broadcast Bandwidth", "kilobits/s", 8000, update_every, RRDSET_TYPE_AREA);
294 rrddim_add(st, "InBcastOctets", "received", 8, 1024, RRDDIM_INCREMENTAL);
295 rrddim_add(st, "OutBcastOctets", "sent", -8, 1024, RRDDIM_INCREMENTAL);
297 else rrdset_next(st);
299 rrddim_set(st, "InBcastOctets", ipext_InBcastOctets);
300 rrddim_set(st, "OutBcastOctets", ipext_OutBcastOctets);
304 // --------------------------------------------------------------------
306 if(do_mcast_p == CONFIG_ONDEMAND_YES || (do_mcast_p == CONFIG_ONDEMAND_ONDEMAND && (ipext_InMcastPkts || ipext_OutMcastPkts))) {
307 do_mcast_p = CONFIG_ONDEMAND_YES;
308 st = rrdset_find("ipv4.mcastpkts");
310 st = rrdset_create("ipv4", "mcastpkts", NULL, "multicast", NULL, "IPv4 Multicast Packets", "packets/s", 8600, update_every, RRDSET_TYPE_LINE);
313 rrddim_add(st, "InMcastPkts", "received", 1, 1, RRDDIM_INCREMENTAL);
314 rrddim_add(st, "OutMcastPkts", "sent", -1, 1, RRDDIM_INCREMENTAL);
316 else rrdset_next(st);
318 rrddim_set(st, "InMcastPkts", ipext_InMcastPkts);
319 rrddim_set(st, "OutMcastPkts", ipext_OutMcastPkts);
323 // --------------------------------------------------------------------
325 if(do_bcast_p == CONFIG_ONDEMAND_YES || (do_bcast_p == CONFIG_ONDEMAND_ONDEMAND && (ipext_InBcastPkts || ipext_OutBcastPkts))) {
326 do_bcast_p = CONFIG_ONDEMAND_YES;
327 st = rrdset_find("ipv4.bcastpkts");
329 st = rrdset_create("ipv4", "bcastpkts", NULL, "broadcast", NULL, "IPv4 Broadcast Packets", "packets/s", 8500, update_every, RRDSET_TYPE_LINE);
332 rrddim_add(st, "InBcastPkts", "received", 1, 1, RRDDIM_INCREMENTAL);
333 rrddim_add(st, "OutBcastPkts", "sent", -1, 1, RRDDIM_INCREMENTAL);
335 else rrdset_next(st);
337 rrddim_set(st, "InBcastPkts", ipext_InBcastPkts);
338 rrddim_set(st, "OutBcastPkts", ipext_OutBcastPkts);
342 // --------------------------------------------------------------------
344 if(do_ecn == CONFIG_ONDEMAND_YES || (do_ecn == CONFIG_ONDEMAND_ONDEMAND && (ipext_InCEPkts || ipext_InECT0Pkts || ipext_InECT1Pkts || ipext_InNoECTPkts))) {
345 do_ecn = CONFIG_ONDEMAND_YES;
346 st = rrdset_find("ipv4.ecnpkts");
348 st = rrdset_create("ipv4", "ecnpkts", NULL, "ecn", NULL, "IPv4 ECN Statistics", "packets/s", 8700, update_every, RRDSET_TYPE_LINE);
351 rrddim_add(st, "InCEPkts", "CEP", 1, 1, RRDDIM_INCREMENTAL);
352 rrddim_add(st, "InNoECTPkts", "NoECTP", -1, 1, RRDDIM_INCREMENTAL);
353 rrddim_add(st, "InECT0Pkts", "ECTP0", 1, 1, RRDDIM_INCREMENTAL);
354 rrddim_add(st, "InECT1Pkts", "ECTP1", 1, 1, RRDDIM_INCREMENTAL);
356 else rrdset_next(st);
358 rrddim_set(st, "InCEPkts", ipext_InCEPkts);
359 rrddim_set(st, "InNoECTPkts", ipext_InNoECTPkts);
360 rrddim_set(st, "InECT0Pkts", ipext_InECT0Pkts);
361 rrddim_set(st, "InECT1Pkts", ipext_InECT1Pkts);
365 else if(unlikely(hash == hash_tcpext && strcmp(key, "TcpExt") == 0)) {
368 words = procfile_linewords(ff, l);
369 if(unlikely(words < 2)) {
370 error("Cannot read /proc/net/netstat TcpExt line. Expected 2+ params, read %zu.", words);
374 arl_begin(arl_tcpext);
375 parse_line_pair(ff, arl_tcpext, h, l);
379 // --------------------------------------------------------------------
381 if(do_tcpext_memory == CONFIG_ONDEMAND_YES || (do_tcpext_memory == CONFIG_ONDEMAND_ONDEMAND && (tcpext_TCPMemoryPressures))) {
382 do_tcpext_memory = CONFIG_ONDEMAND_YES;
383 st = rrdset_find("ipv4.tcpmemorypressures");
385 st = rrdset_create("ipv4", "tcpmemorypressures", NULL, "tcp", NULL, "TCP Memory Pressures", "events/s", 3000, update_every, RRDSET_TYPE_LINE);
387 rrddim_add(st, "TCPMemoryPressures", "pressures", 1, 1, RRDDIM_INCREMENTAL);
389 else rrdset_next(st);
391 rrddim_set(st, "TCPMemoryPressures", tcpext_TCPMemoryPressures);
395 // --------------------------------------------------------------------
397 if(do_tcpext_connaborts == CONFIG_ONDEMAND_YES || (do_tcpext_connaborts == CONFIG_ONDEMAND_ONDEMAND && (tcpext_TCPAbortOnData || tcpext_TCPAbortOnClose || tcpext_TCPAbortOnMemory || tcpext_TCPAbortOnTimeout || tcpext_TCPAbortOnLinger || tcpext_TCPAbortFailed))) {
398 do_tcpext_connaborts = CONFIG_ONDEMAND_YES;
399 st = rrdset_find("ipv4.tcpconnaborts");
401 st = rrdset_create("ipv4", "tcpconnaborts", NULL, "tcp", NULL, "TCP Connection Aborts", "connections/s", 3010, update_every, RRDSET_TYPE_LINE);
403 rrddim_add(st, "TCPAbortOnData", "baddata", 1, 1, RRDDIM_INCREMENTAL);
404 rrddim_add(st, "TCPAbortOnClose", "userclosed", 1, 1, RRDDIM_INCREMENTAL);
405 rrddim_add(st, "TCPAbortOnMemory", "nomemory", 1, 1, RRDDIM_INCREMENTAL);
406 rrddim_add(st, "TCPAbortOnTimeout", "timeout", 1, 1, RRDDIM_INCREMENTAL);
407 rrddim_add(st, "TCPAbortOnLinger", "linger", 1, 1, RRDDIM_INCREMENTAL);
408 rrddim_add(st, "TCPAbortFailed", "failed", -1, 1, RRDDIM_INCREMENTAL);
410 else rrdset_next(st);
412 rrddim_set(st, "TCPAbortOnData", tcpext_TCPAbortOnData);
413 rrddim_set(st, "TCPAbortOnClose", tcpext_TCPAbortOnClose);
414 rrddim_set(st, "TCPAbortOnMemory", tcpext_TCPAbortOnMemory);
415 rrddim_set(st, "TCPAbortOnTimeout", tcpext_TCPAbortOnTimeout);
416 rrddim_set(st, "TCPAbortOnLinger", tcpext_TCPAbortOnLinger);
417 rrddim_set(st, "TCPAbortFailed", tcpext_TCPAbortFailed);
420 // --------------------------------------------------------------------
422 if(do_tcpext_reorder == CONFIG_ONDEMAND_YES || (do_tcpext_reorder == CONFIG_ONDEMAND_ONDEMAND && (tcpext_TCPRenoReorder || tcpext_TCPFACKReorder || tcpext_TCPSACKReorder || tcpext_TCPTSReorder))) {
423 do_tcpext_reorder = CONFIG_ONDEMAND_YES;
424 st = rrdset_find("ipv4.tcpreorders");
426 st = rrdset_create("ipv4", "tcpreorders", NULL, "tcp", NULL, "TCP Reordered Packets by Detection Method", "packets/s", 3020, update_every, RRDSET_TYPE_LINE);
428 rrddim_add(st, "TCPTSReorder", "timestamp", 1, 1, RRDDIM_INCREMENTAL);
429 rrddim_add(st, "TCPSACKReorder", "sack", 1, 1, RRDDIM_INCREMENTAL);
430 rrddim_add(st, "TCPFACKReorder", "fack", 1, 1, RRDDIM_INCREMENTAL);
431 rrddim_add(st, "TCPRenoReorder", "reno", 1, 1, RRDDIM_INCREMENTAL);
433 else rrdset_next(st);
435 rrddim_set(st, "TCPTSReorder", tcpext_TCPTSReorder);
436 rrddim_set(st, "TCPSACKReorder", tcpext_TCPSACKReorder);
437 rrddim_set(st, "TCPFACKReorder", tcpext_TCPFACKReorder);
438 rrddim_set(st, "TCPRenoReorder", tcpext_TCPRenoReorder);
442 // --------------------------------------------------------------------
444 if(do_tcpext_ofo == CONFIG_ONDEMAND_YES || (do_tcpext_ofo == CONFIG_ONDEMAND_ONDEMAND && (tcpext_TCPOFOQueue || tcpext_TCPOFODrop || tcpext_TCPOFOMerge))) {
445 do_tcpext_ofo = CONFIG_ONDEMAND_YES;
446 st = rrdset_find("ipv4.tcpofo");
448 st = rrdset_create("ipv4", "tcpofo", NULL, "tcp", NULL, "TCP Out-Of-Order Queue", "packets/s", 3050, update_every, RRDSET_TYPE_LINE);
450 rrddim_add(st, "TCPOFOQueue", "inqueue", 1, 1, RRDDIM_INCREMENTAL);
451 rrddim_add(st, "TCPOFODrop", "dropped", -1, 1, RRDDIM_INCREMENTAL);
452 rrddim_add(st, "TCPOFOMerge", "merged", 1, 1, RRDDIM_INCREMENTAL);
453 rrddim_add(st, "OfoPruned", "pruned", -1, 1, RRDDIM_INCREMENTAL);
455 else rrdset_next(st);
457 rrddim_set(st, "TCPOFOQueue", tcpext_TCPOFOQueue);
458 rrddim_set(st, "TCPOFODrop", tcpext_TCPOFODrop);
459 rrddim_set(st, "TCPOFOMerge", tcpext_TCPOFOMerge);
460 rrddim_set(st, "OfoPruned", tcpext_OfoPruned);
464 // --------------------------------------------------------------------
466 if(do_tcpext_syscookies == CONFIG_ONDEMAND_YES || (do_tcpext_syscookies == CONFIG_ONDEMAND_ONDEMAND && (tcpext_SyncookiesSent || tcpext_SyncookiesRecv || tcpext_SyncookiesFailed))) {
467 do_tcpext_syscookies = CONFIG_ONDEMAND_YES;
468 st = rrdset_find("ipv4.tcpsyncookies");
470 st = rrdset_create("ipv4", "tcpsyncookies", NULL, "tcp", NULL, "TCP SYN Cookies", "packets/s", 3100, update_every, RRDSET_TYPE_LINE);
472 rrddim_add(st, "SyncookiesRecv", "received", 1, 1, RRDDIM_INCREMENTAL);
473 rrddim_add(st, "SyncookiesSent", "sent", -1, 1, RRDDIM_INCREMENTAL);
474 rrddim_add(st, "SyncookiesFailed", "failed", -1, 1, RRDDIM_INCREMENTAL);
476 else rrdset_next(st);
478 rrddim_set(st, "SyncookiesRecv", tcpext_SyncookiesRecv);
479 rrddim_set(st, "SyncookiesSent", tcpext_SyncookiesSent);
480 rrddim_set(st, "SyncookiesFailed", tcpext_SyncookiesFailed);