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2025-12-04 - 00:45
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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 rack2slot0.osadl.org (updated Wed Dec 03, 2025 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
64452980,0sleep10-21swapper/111:26:181
115042980,0sleep10-21swapper/112:36:031
131022750,0sleep00-21swapper/011:16:230
16482670,0sleep00-21swapper/011:22:120
161262650,0sleep10-21swapper/110:40:561
197162640,1sleep319717-21sshd11:34:573
172332610,0sleep20-21swapper/212:08:122
83282580,0sleep20-21swapper/209:59:392
313042580,0sleep00-21swapper/010:13:310
255552580,0sleep00-21swapper/012:05:180
78702530,1sleep27866-21sshd09:10:542
260022530,0sleep30-21swapper/311:39:103
180712530,0sleep00-21swapper/012:36:500
324382520,0sleep30-21swapper/308:10:123
221542500,0sleep10-21swapper/110:16:051
263632480,0sleep00-21swapper/010:38:340
166642480,0sleep316665-21bash10:37:303
89732360,0sleep08975-21consoletype11:44:300
679623210,7sleep30-21swapper/307:08:113
658922918,7sleep10-21swapper/107:05:331
515222210,7sleep20-21swapper/207:05:062
308702220,0sleep20-21swapper/210:35:242
671722110,7sleep00-21swapper/007:07:120
138502210,1sleep013839-21sshd10:04:020
166172200,0sleep30-21swapper/309:12:113
6882180,0sleep30-21swapper/310:49:503
317632160,0sleep0111rcuc/012:02:300
232432160,0sleep30-21swapper/310:52:203
97872150,0sleep20-21swapper/210:58:072
95472150,0sleep20-21swapper/212:03:362
65722150,0sleep3391rcuc/312:03:173
61692150,0sleep10-21swapper/108:25:121
308882150,1sleep10-21swapper/111:46:531
226282150,0sleep30-21swapper/311:17:313
155922150,0sleep20-21swapper/211:23:432
134872150,1sleep213482-21lspci11:30:362
111802150,0sleep211173-21lspci11:19:502
705999144,1cyclictest25-21ksoftirqd/111:40:041
705999144,1cyclictest25-21ksoftirqd/111:01:461
7059991414,0cyclictest17632-21kworker/1:007:26:231
269112140,0sleep20-21swapper/209:54:352
10592140,0sleep10-21swapper/109:17:571
97742130,0sleep10-21swapper/110:25:541
707499130,1cyclictest13143-21sshd11:12:453
7066991312,0cyclictest0-21swapper/211:45:562
706699130,1cyclictest30944-21sshd10:42:362
705999133,1cyclictest25-21ksoftirqd/110:10:231
7059991313,0cyclictest17632-21kworker/1:008:30:521
7059991313,0cyclictest17632-21kworker/1:007:50:491
159942130,0sleep30-21swapper/308:50:003
7074991210,1cyclictest8336-21bash10:57:563
707499120,1cyclictest0-21swapper/311:28:173
707499120,11cyclictest14942-21id12:36:273
707499120,11cyclictest0-21swapper/311:21:063
7066991210,1cyclictest12115-21sshd11:41:062
7066991210,1cyclictest0-21swapper/212:19:552
706699120,11cyclictest0-21swapper/207:30:162
7059991212,0cyclictest17632-21kworker/1:008:54:481
7059991212,0cyclictest17632-21kworker/1:008:35:541
7059991212,0cyclictest17632-21kworker/1:008:06:161
705999120,1cyclictest616-17auditd09:50:461
705999120,11cyclictest5353-21kworker/1:110:36:551
705999120,11cyclictest15285-21tty11:56:371
705999120,11cyclictest0-21swapper/109:31:451
7053991210,1cyclictest12833-21sshd10:22:380
7053991210,1cyclictest0-21swapper/010:45:080
705399120,11cyclictest6754-21sshd11:04:480
705399120,11cyclictest20336-21bash09:46:270
705399120,11cyclictest16334-21sshd10:40:580
705399120,11cyclictest0-21swapper/011:10:080
34452120,0sleep33443-21lspci11:08:063
7074991110,0cyclictest0-21swapper/309:21:263
707499110,0cyclictest0-21swapper/312:23:273
706699119,1cyclictest30281-21grepconf.sh09:28:362
706699119,1cyclictest10342-21lspci12:14:262
706699119,1cyclictest0-21swapper/209:43:562
7066991110,0cyclictest0-21swapper/210:46:452
7066991110,0cyclictest0-21swapper/209:19:462
706699110,10cyclictest0-21swapper/212:25:272
706699110,10cyclictest0-21swapper/212:23:372
706699110,10cyclictest0-21swapper/208:00:252
706699110,10cyclictest0-21swapper/207:55:062
706699110,0cyclictest0-21swapper/211:02:162
706699110,0cyclictest0-21swapper/209:38:362
705999119,1cyclictest25-21ksoftirqd/112:06:461
705999119,1cyclictest25-21ksoftirqd/111:34:011
705999119,1cyclictest25-21ksoftirqd/110:09:001
705999119,1cyclictest21982-21grepconf.sh09:27:361
705999118,1cyclictest25-21ksoftirqd/109:35:081
705999114,1cyclictest25-21ksoftirqd/110:34:141
705999113,1cyclictest25-21ksoftirqd/111:35:201
705999113,1cyclictest25-21ksoftirqd/110:03:201
705999112,1cyclictest25-21ksoftirqd/112:27:561
705999111,3cyclictest25-21ksoftirqd/111:18:471
705999111,1cyclictest25-21ksoftirqd/110:45:041
7059991111,0cyclictest17632-21kworker/1:008:41:051
7059991111,0cyclictest17632-21kworker/1:008:16:291
7059991111,0cyclictest17632-21kworker/1:008:14:561
7059991111,0cyclictest17632-21kworker/1:007:56:121
7059991111,0cyclictest17632-21kworker/1:007:35:141
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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