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2025-09-13 - 21:52
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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 50 highest latencies:
System rackaslot0.osadl.org (updated Sat Sep 13, 2025 12:44:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
231742980,1sleep21507-21nfsd09:18:072
4682950,1sleep228-21rcuc/211:11:302
71922910,0sleep07193-21id10:00:050
198992870,1sleep019897-21sshd12:09:380
178392870,0sleep00-21swapper/012:11:500
29042800,23sleep3115950irq/25-eth009:22:383
37292680,4sleep00-21swapper/009:32:080
303662660,1sleep330365-21sshd09:25:143
680426527,34sleep10-21swapper/107:05:141
42492620,0sleep24241-21sshd10:21:462
883526026,20sleep20-21swapper/207:08:572
288502590,1sleep00-21swapper/010:18:030
202362580,1sleep21506-21nfsd12:36:242
188772570,1sleep30-21swapper/310:04:203
279772560,1sleep027976-21sshd09:52:310
27162560,1sleep21722-21runrttasks12:15:322
231652560,0sleep00-21swapper/010:51:490
157292560,1sleep30-21swapper/311:54:373
78412550,0sleep37804-21sshd11:09:103
5092550,4sleep1115950irq/25-eth012:00:451
298062550,0sleep20-21swapper/211:01:482
281242550,0sleep20-21swapper/209:12:342
234622550,1sleep023459-21bash12:24:320
863125426,24sleep00-21swapper/007:06:210
306002540,0sleep10-21swapper/109:31:371
19262540,0sleep20-21swapper/209:53:092
317872530,0sleep10-21swapper/109:15:511
867825226,9sleep30-21swapper/307:06:573
254652510,1sleep00-21swapper/012:27:040
19652510,1sleep11964-21bash12:27:441
83672500,0sleep30-21swapper/311:58:593
137052500,0sleep013704-21sshd12:35:540
7412490,1sleep0738-21bash11:05:230
227142490,0sleep10-21swapper/111:13:341
43792470,0sleep10-21swapper/111:58:411
232172470,0sleep38-21rcu_preempt12:05:003
115882470,0sleep30-21swapper/311:44:003
105112470,0sleep20-21swapper/211:24:442
201002430,1sleep11722-21runrttasks11:41:421
34792390,0sleep00-21swapper/009:25:390
305612380,0sleep10-21swapper/111:50:481
284432360,0sleep00-21swapper/009:12:370
245572290,0sleep224558-21sshd09:58:382
203282250,0sleep320327-21sshd11:13:193
31572230,1sleep10-21swapper/110:46:541
9184992220,1cyclictest0-21swapper/312:21:083
9182992220,1cyclictest16016-21sshd11:06:521
9183992119,1cyclictest0-21swapper/210:56:372
9183992115,5cyclictest0-21swapper/212:11:482
9182992119,1cyclictest7797-21sshd09:13:441
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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