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2025-12-07 - 14:04
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the highest latencies:
System rack2slot0.osadl.org (updated Sun Dec 07, 2025 12:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
219292990,1sleep22053099cyclictest12:30:552
157962980,2sleep32053799cyclictest10:44:103
74862830,0sleep07485-21grepconf.sh10:02:110
14142740,0sleep30-21swapper/311:57:123
226272700,0sleep10-21swapper/112:12:231
310842630,0sleep20-21swapper/211:23:462
239132620,0sleep20-21swapper/211:53:022
60722610,0sleep10-21swapper/111:31:271
118482610,0sleep211847-21sshd12:08:042
309602570,0sleep20-21swapper/212:00:152
315082560,0sleep30-21swapper/310:52:513
255822540,0sleep30-21swapper/312:19:103
273712520,0sleep10-21swapper/109:43:531
255952520,0sleep10-21swapper/109:25:581
78162510,1sleep20-21swapper/211:57:562
41562510,2sleep32053799cyclictest11:20:513
285482510,0sleep20-21swapper/211:06:242
270992510,0sleep20-21swapper/211:37:042
40712490,0sleep30-21swapper/311:34:413
32652490,0sleep10-21swapper/110:22:051
174872490,0sleep30-21swapper/309:32:063
279442480,1sleep227917-21sshd09:54:072
242672480,1sleep024270-21bash11:43:270
313362450,0sleep1241ktimersoftd/110:04:431
177102440,0sleep00-21swapper/011:32:420
205052400,1sleep09-21ksoftirqd/010:13:430
244102390,2sleep12052599cyclictest11:09:231
214142390,0sleep30-21swapper/310:17:153
284772380,0sleep10-21swapper/110:31:351
34592370,0sleep10-21swapper/112:35:151
121902340,0sleep10-21swapper/112:17:481
2031723110,7sleep10-21swapper/107:08:451
2008322615,7sleep00-21swapper/007:05:480
56342220,1sleep25630-21sshd10:39:422
2006122210,7sleep30-21swapper/307:05:313
1951222210,7sleep20-21swapper/207:05:182
34902190,0sleep30-21swapper/310:01:453
21792190,1sleep12151-21sshd12:26:051
20530991919,0cyclictest523-40kipmi011:25:242
194992180,2sleep02051999cyclictest10:27:140
88532170,0sleep00-21swapper/011:24:520
50902170,1sleep0111rcuc/009:48:240
184722160,0sleep30-21swapper/312:33:403
158632160,0sleep00-21swapper/009:59:460
314692150,0sleep00-21swapper/009:33:380
110362150,0sleep00-21swapper/011:58:170
2052599130,12cyclictest16653-21sshd09:35:301
2051999130,12cyclictest1034-21in:imjournal12:29:240
236812120,0sleep0111rcuc/012:31:050
2053799120,1cyclictest25450-21lspci12:22:173
2053799120,1cyclictest23532-21cp10:55:273
2053799120,11cyclictest0-21swapper/310:20:373
20530991210,1cyclictest32668-21lspci11:44:162
2053099120,1cyclictest7665-21bash09:13:352
20525991210,1cyclictest12650-21lspci09:52:301
20519991211,0cyclictest0-21swapper/011:08:050
20519991211,0cyclictest0-21swapper/009:18:140
20519991210,1cyclictest30342-21sshd10:42:140
2051999120,1cyclictest12743-21sshd11:45:240
2051999120,1cyclictest0-21swapper/011:02:540
76102110,2sleep22053099cyclictest11:17:502
73962110,0sleep00-21swapper/012:38:390
55522110,2sleep12052599cyclictest12:32:261
20537991110,0cyclictest0-21swapper/312:07:583
20537991110,0cyclictest0-21swapper/311:19:383
20537991110,0cyclictest0-21swapper/310:33:073
2053799110,10cyclictest0-21swapper/312:26:273
2053799110,10cyclictest0-21swapper/311:51:173
2053799110,10cyclictest0-21swapper/311:36:373
2053799110,0cyclictest28649-21sshd09:47:273
2053799110,0cyclictest0-21swapper/309:59:183
2053099119,1cyclictest33-21ksoftirqd/211:00:002
2053099119,1cyclictest33-21ksoftirqd/209:19:592
2053099119,1cyclictest27799-21sshd11:02:552
20530991111,0cyclictest523-40kipmi007:28:232
20530991110,0cyclictest0-21swapper/210:17:152
2053099110,10cyclictest0-21swapper/210:47:252
2053099110,0cyclictest0-21swapper/210:22:552
2053099110,0cyclictest0-21swapper/209:55:252
2053099110,0cyclictest0-21swapper/209:33:562
2052599119,1cyclictest5457-21sshd10:05:201
20525991110,0cyclictest0-21swapper/111:44:101
2052599110,10cyclictest11660-21sshd10:57:401
2052599110,10cyclictest0-21swapper/109:15:501
2052599110,10cyclictest0-21swapper/109:08:111
2051999119,1cyclictest5357-21sshd12:13:550
2051999116,4cyclictest11629-21kworker/0:209:22:280
20519991110,0cyclictest0-21swapper/010:34:140
20519991110,0cyclictest0-21swapper/009:05:140
2051999110,10cyclictest0-21swapper/008:32:130
2051999110,0cyclictest0-21swapper/010:21:440
198402110,1sleep0101ktimersoftd/010:51:360
2053799109,0cyclictest0-21swapper/311:05:473
2053799109,0cyclictest0-21swapper/310:26:173
2053799108,1cyclictest23807-21bash09:50:173
2053799100,0cyclictest0-21swapper/311:00:383
2053099109,0cyclictest0-21swapper/212:18:052
2053099109,0cyclictest0-21swapper/211:30:452
2053099109,0cyclictest0-21swapper/209:49:462
2053099108,1cyclictest33-21ksoftirqd/211:49:142
2053099108,1cyclictest33-21ksoftirqd/210:29:452
2053099100,0cyclictest0-21swapper/210:52:362
2053099100,0cyclictest0-21swapper/208:40:052
2052599109,0cyclictest0-21swapper/111:56:311
2052599109,0cyclictest0-21swapper/111:46:301
2052599109,0cyclictest0-21swapper/110:11:301
2052599109,0cyclictest0-21swapper/109:22:401
2052599108,1cyclictest24242-21sshd12:22:101
2052599100,0cyclictest0-21swapper/109:45:411
2051999109,0cyclictest0-21swapper/010:56:340
2051999109,0cyclictest0-21swapper/009:44:340
2051999108,1cyclictest15496-21bash09:38:540
2051999100,0cyclictest0-21swapper/011:15:340
2051999100,0cyclictest0-21swapper/009:11:440
2051999100,0cyclictest0-21swapper/008:14:130
205379998,0cyclictest0-21swapper/311:12:073
205379998,0cyclictest0-21swapper/310:10:283
205379998,0cyclictest0-21swapper/309:26:373
205379998,0cyclictest0-21swapper/309:24:573
205379997,1cyclictest8185-21sshd10:39:583
205309998,0cyclictest33-21ksoftirqd/211:12:422
205309998,0cyclictest0-21swapper/212:10:552
205309998,0cyclictest0-21swapper/210:31:252
205309997,1cyclictest33-21ksoftirqd/212:40:002
205309997,1cyclictest33-21ksoftirqd/212:28:352
205309997,1cyclictest33-21ksoftirqd/212:21:582
205309997,1cyclictest33-21ksoftirqd/210:05:222
205309997,1cyclictest33-21ksoftirqd/210:00:192
205309997,1cyclictest33-21ksoftirqd/209:42:532
205309997,1cyclictest33-21ksoftirqd/209:39:352
205309990,8cyclictest13594-21kworker/2:110:40:342
205259998,0cyclictest7756-21sshd09:31:001
205259998,0cyclictest0-21swapper/111:15:301
205259998,0cyclictest0-21swapper/110:38:101
205259998,0cyclictest0-21swapper/108:50:191
205199998,0cyclictest0-21swapper/009:51:240
205199998,0cyclictest0-21swapper/008:21:130
205199998,0cyclictest0-21swapper/007:10:230
205199997,2cyclictest8568-21kworker/0:309:27:410
205199997,2cyclictest27211-21kworker/0:212:21:490
205199997,2cyclictest13735-21kworker/0:011:52:130
205199997,1cyclictest10710-21lspci10:16:040
205199996,3cyclictest1423-21kworker/0:112:00:130
205199996,3cyclictest14125-21kworker/0:111:13:490
205199996,3cyclictest13348-21kworker/0:010:09:170
205199996,2cyclictest24916-21kworker/0:012:07:310
3215280,1sleep09-21ksoftirqd/007:45:110
205379987,0cyclictest0-21swapper/312:38:273
205379987,0cyclictest0-21swapper/311:25:273
205379987,0cyclictest0-21swapper/309:36:073
205379987,0cyclictest0-21swapper/309:12:573
205379986,1cyclictest5430-21lspci12:00:533
205379986,1cyclictest22830-21lspci10:07:133
205379986,1cyclictest20775-21lspci11:43:073
205379985,2cyclictest649-21avahi-daemon09:18:163
205309986,1cyclictest33-21ksoftirqd/210:10:402
205309986,1cyclictest33-21ksoftirqd/209:23:002
205309985,1cyclictest33-21ksoftirqd/209:25:082
205259987,0cyclictest0-21swapper/112:06:401
205259987,0cyclictest0-21swapper/110:42:101
205259987,0cyclictest0-21swapper/110:18:501
205259987,0cyclictest0-21swapper/109:01:001
205259986,1cyclictest618-13audispd11:11:551
205259986,1cyclictest20462-21sshd12:02:301
205259986,1cyclictest17085-21lspci09:56:211
205259985,2cyclictest649-21avahi-daemon10:28:421
205259985,2cyclictest3054-21sshd11:50:551
205259985,2cyclictest22143-21sshd10:51:521
205199987,0cyclictest0-21swapper/009:02:140
205199986,2cyclictest7154-21kworker/0:011:26:110
205199986,2cyclictest4705-21kworker/0:012:16:050
205199986,2cyclictest19038-21kworker/0:110:45:030
205199986,2cyclictest14125-21kworker/0:111:35:110
205199986,2cyclictest13940-21kworker/0:110:35:010
205379976,0cyclictest0-21swapper/310:49:073
205379975,1cyclictest9053-21lspci12:14:163
205379975,1cyclictest10953-21sshd11:45:163
205379974,2cyclictest10385-21sshd09:41:423
205309976,0cyclictest33-21ksoftirqd/207:45:002
205309975,1cyclictest33-21ksoftirqd/207:25:002
205259975,1cyclictest17116-21lspci11:01:461
205259974,2cyclictest646-21dbus-daemon09:10:131
205259974,2cyclictest646-21dbus-daemon08:05:001
205199976,0cyclictest0-21swapper/008:50:230
205379964,1cyclictest649-21avahi-daemon09:06:323
205379964,1cyclictest646-21dbus-daemon07:45:003
205379963,2cyclictest17299-21snmpd07:32:293
205379960,5cyclictest0-21swapper/308:21:463
205309965,0cyclictest0-21swapper/207:11:562
205309964,1cyclictest309-21grep07:35:212
205309963,2cyclictest17299-21snmpd08:48:562
205309963,2cyclictest17299-21snmpd08:25:462
205309962,3cyclictest443-21systemd-journal09:09:012
205259964,1cyclictest684-21polkitd11:25:211
205259964,1cyclictest649-21avahi-daemon11:20:301
205259964,1cyclictest27590-21sshd10:45:191
205259964,1cyclictest11678-21sshd11:35:231
205259960,5cyclictest0-21swapper/107:57:091
205199966,0cyclictest22577-21kworker/0:108:28:490
205199966,0cyclictest22577-21kworker/0:108:18:250
205199966,0cyclictest22577-21kworker/0:107:55:190
205199966,0cyclictest22577-21kworker/0:107:29:430
205199965,0cyclictest0-21swapper/008:49:130
205199965,0cyclictest0-21swapper/008:05:330
205199965,0cyclictest0-21swapper/008:00:230
205199963,2cyclictest17299-21snmpd07:22:080
205199960,5cyclictest0-21swapper/007:40:430
205379953,1cyclictest9699-21cat08:00:133
205379953,1cyclictest32102-21cat08:55:143
205379953,1cyclictest28368-21processes07:25:173
205379953,1cyclictest17299-21snmpd09:01:533
205379953,1cyclictest17299-21snmpd08:51:363
205379953,1cyclictest17299-21snmpd08:46:293
205379953,1cyclictest17299-21snmpd08:41:283
205379953,1cyclictest17299-21snmpd08:30:013
205379953,1cyclictest17299-21snmpd08:26:503
205379953,1cyclictest17299-21snmpd08:16:553
205379953,1cyclictest17299-21snmpd08:11:213
205379953,1cyclictest17299-21snmpd08:08:363
205379953,1cyclictest17299-21snmpd07:55:153
205379953,1cyclictest17299-21snmpd07:49:373
205379953,1cyclictest17299-21snmpd07:35:353
205379953,1cyclictest17299-21snmpd07:22:003
205379953,1cyclictest17299-21snmpd07:15:203
205379953,1cyclictest1049-21rpcbind08:35:303
205379952,2cyclictest17299-21snmpd07:53:273
205309954,0cyclictest0-21swapper/208:55:452
205309953,1cyclictest33-21ksoftirqd/208:35:002
205309953,1cyclictest30061-21mii-tool08:50:152
205309953,1cyclictest17299-21snmpd08:35:372
205309953,1cyclictest17299-21snmpd08:15:152
205309953,1cyclictest17299-21snmpd08:10:302
205309953,1cyclictest17299-21snmpd08:01:252
205309953,1cyclictest17299-21snmpd07:55:062
205309953,1cyclictest17299-21snmpd07:46:422
205309953,1cyclictest17299-21snmpd07:34:262
205309953,1cyclictest17299-21snmpd07:15:262
205309953,1cyclictest1058-21sendmail08:20:572
205309953,1cyclictest0-21swapper/208:05:192
205309951,1cyclictest33-21ksoftirqd/209:00:132
205309950,0cyclictest0-21swapper/207:50:352
205259954,0cyclictest0-21swapper/107:40:191
205259953,1cyclictest5671-21cat07:50:141
205259953,1cyclictest26726-21users07:20:211
205259953,1cyclictest24591-21sed07:15:211
205259953,1cyclictest23939-21cat08:35:141
205259953,1cyclictest17299-21snmpd08:55:321
205259953,1cyclictest17299-21snmpd08:45:071
205259953,1cyclictest17299-21snmpd08:42:201
205259953,1cyclictest17299-21snmpd08:31:521
205259953,1cyclictest17299-21snmpd08:25:011
205259953,1cyclictest17299-21snmpd08:21:431
205259953,1cyclictest17299-21snmpd07:48:211
205259953,1cyclictest17299-21snmpd07:38:541
205259953,1cyclictest17299-21snmpd07:32:381
205259953,1cyclictest17299-21snmpd07:25:171
205259953,1cyclictest1058-21sendmail07:10:261
205199955,0cyclictest22577-21kworker/0:108:55:220
205199955,0cyclictest22577-21kworker/0:108:40:030
205199955,0cyclictest22577-21kworker/0:107:50:160
205199955,0cyclictest22577-21kworker/0:107:35:210
205199955,0cyclictest22577-21kworker/0:107:30:010
205199955,0cyclictest22577-21kworker/0:107:15:070
205199952,2cyclictest24399-21cut08:35:180
205379942,1cyclictest75550irq/24-eno1-rx-07:10:123
205259942,1cyclictest11281-21/usr/sbin/munin08:05:131
205259942,1cyclictest1095-21nfsd08:10:131
205259942,1cyclictest0-21swapper/108:15:131
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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