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2026-08-12 - 21:51
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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 100 highest latencies:
System rack7slot0.osadl.org (updated Wed Aug 12, 2026 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750600,0irq/25-eth00-21swapper/107:05:531
120650590,0irq/26-eth1-rx-0-21swapper/307:08:553
112750570,0irq/25-eth00-21swapper/207:06:172
112750570,0irq/25-eth00-21swapper/007:07:570
23279991917,0cyclictest0-21swapper/212:21:142
23279991917,0cyclictest0-21swapper/212:21:142
2328099180,0cyclictest16977-21sshd10:48:153
23280991715,0cyclictest0-21swapper/312:18:193
23280991715,0cyclictest0-21swapper/312:18:183
23280991614,0cyclictest9787-21sshd10:22:443
2327999160,0cyclictest0-21swapper/209:50:152
23280991514,0cyclictest0-21swapper/312:37:503
23280991514,0cyclictest0-21swapper/310:37:423
2327999150,0cyclictest0-21swapper/209:05:152
2327899150,0cyclictest0-21swapper/110:15:121
2327799150,0cyclictest0-21swapper/009:55:210
23280991413,0cyclictest0-21swapper/311:51:003
2328099140,0cyclictest0-21swapper/312:24:483
2328099140,0cyclictest0-21swapper/312:24:483
2328099140,0cyclictest0-21swapper/309:55:193
2328099140,0cyclictest0-21swapper/309:54:013
23278991413,0cyclictest9603-21sshd11:53:111
2327899140,0cyclictest0-21swapper/112:25:191
2327899140,0cyclictest0-21swapper/108:55:131
2327799140,0cyclictest0-21swapper/012:25:120
23280991312,0cyclictest6428-21sshd10:30:233
23280991312,0cyclictest0-21swapper/312:25:523
23280991312,0cyclictest0-21swapper/309:47:313
23280991312,0cyclictest0-21swapper/309:29:453
23280991312,0cyclictest0-21swapper/309:29:453
23280991311,0cyclictest16833-21bash10:19:353
23280991311,0cyclictest0-21swapper/309:15:003
23279991312,0cyclictest0-21swapper/212:01:292
23279991312,0cyclictest0-21swapper/210:17:302
23279991311,0cyclictest0-21swapper/209:23:442
2327999130,0cyclictest16885-21sshd11:33:302
2327999130,0cyclictest0-21swapper/210:33:052
2327999130,0cyclictest0-21swapper/210:06:152
2327999130,0cyclictest0-21swapper/209:10:162
23278991312,0cyclictest27206-21id09:15:261
23278991312,0cyclictest27206-21id09:15:251
23278991310,0cyclictest0-21swapper/111:02:321
23277991312,0cyclictest15190-21diskmemload10:09:520
23277991312,0cyclictest0-21swapper/010:31:570
23277991312,0cyclictest0-21swapper/009:43:500
23277991311,0cyclictest29646-21sshd09:24:060
2327799130,0cyclictest15190-21diskmemload10:03:220
2327799130,0cyclictest0-21swapper/010:54:220
191130,0ktimersoftd/10-21swapper/110:21:461
41120,0ktimersoftd/00-21swapper/008:35:180
271120,0ktimersoftd/20-21swapper/210:13:482
23280991212,0cyclictest112750irq/25-eth011:13:573
23280991211,0cyclictest7807-21sshd09:41:433
23280991211,0cyclictest11519-21sshd10:02:333
23280991211,0cyclictest0-21swapper/312:31:183
23280991211,0cyclictest0-21swapper/312:07:233
23280991211,0cyclictest0-21swapper/309:19:593
23280991211,0cyclictest0-21swapper/309:19:583
23280991211,0cyclictest0-21swapper/308:35:163
2328099120,0cyclictest28283-21sshd11:55:263
2328099120,0cyclictest0-21swapper/312:01:553
2328099120,0cyclictest0-21swapper/309:39:293
2328099120,0cyclictest0-21swapper/308:10:203
23279991211,0cyclictest3211-21sshd10:46:272
23279991211,0cyclictest112750irq/25-eth010:01:262
23279991211,0cyclictest0-21swapper/210:52:292
23279991210,0cyclictest0-21swapper/208:30:172
2327999120,0cyclictest7639-21sshd12:30:042
2327999120,0cyclictest29056-21bash10:25:122
2327999120,0cyclictest0-21swapper/212:39:572
2327999120,0cyclictest0-21swapper/211:48:162
2327999120,0cyclictest0-21swapper/209:56:352
23278991212,0cyclictest0-21swapper/111:08:411
23278991211,0cyclictest15190-21diskmemload11:30:111
23278991211,0cyclictest15190-21diskmemload09:33:401
23278991211,0cyclictest0-21swapper/111:26:211
23278991211,0cyclictest0-21swapper/110:32:481
23278991211,0cyclictest0-21swapper/109:25:251
23278991211,0cyclictest0-21swapper/109:25:241
2327899121,0cyclictest0-21swapper/110:09:271
2327899120,0cyclictest0-21swapper/112:32:401
2327899120,0cyclictest0-21swapper/112:17:201
2327899120,0cyclictest0-21swapper/112:17:201
2327899120,0cyclictest0-21swapper/112:07:281
2327899120,0cyclictest0-21swapper/111:48:471
2327899120,0cyclictest0-21swapper/109:56:261
2327899120,0cyclictest0-21swapper/109:49:561
2327899120,0cyclictest0-21swapper/109:40:101
2327899120,0cyclictest0-21swapper/108:00:231
23277991211,0cyclictest0-21swapper/011:19:010
23277991211,0cyclictest0-21swapper/010:42:170
23277991210,0cyclictest22523-21sshd09:19:070
23277991210,0cyclictest22523-21sshd09:19:070
23277991210,0cyclictest0-21swapper/012:36:420
2327799120,0cyclictest26845-21sshd12:15:550
2327799120,0cyclictest26845-21sshd12:15:550
2327799120,0cyclictest26696-21sshd10:45:180
2327799120,0cyclictest0-21swapper/011:39:340
2327799120,0cyclictest0-21swapper/010:57:230
2327799120,0cyclictest0-21swapper/009:25:510
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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