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2024-02-27 - 00:24
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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 rack2slot0.osadl.org (updated Mon Feb 26, 2024 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
27922990,2sleep13208999cyclictest09:41:491
144772930,2sleep0111rcuc/010:30:590
103372930,0sleep210338-21sshd09:21:042
69512580,0sleep2311rcuc/211:37:062
116942580,1sleep20-21swapper/210:00:292
37892570,1sleep13786-21lspci11:48:351
34562560,0sleep00-21swapper/009:15:500
303272560,0sleep30-21swapper/311:03:433
282182560,1sleep228215-21sshd11:24:002
251602520,0sleep10-21swapper/109:27:201
162082520,0sleep20-21swapper/211:46:022
66702510,0sleep0111rcuc/010:12:490
20182510,0sleep30-21swapper/312:19:573
47772490,0sleep20-21swapper/211:16:592
113052490,0sleep00-21swapper/011:25:470
233452480,0sleep323341-21bash11:19:253
223272480,0sleep30-21swapper/309:26:573
10902480,0sleep10-21swapper/108:20:291
105042480,0sleep10-21swapper/110:00:241
9722470,0sleep10-21swapper/110:46:341
304662440,0sleep0111rcuc/010:37:320
47682430,0sleep00-21swapper/012:16:130
89652350,0sleep0111rcuc/011:49:140
3192123513,7sleep00-21swapper/007:09:330
300262350,0sleep30-21swapper/312:07:313
3181023423,7sleep10-21swapper/107:08:421
3181423313,6sleep30-21swapper/307:08:443
2994322615,6sleep20-21swapper/207:05:032
291552210,0sleep30-21swapper/312:27:063
205432210,0sleep0101ktimersoftd/009:40:010
54412200,0sleep30-21swapper/311:40:483
279482200,1sleep3686-21gdbus12:30:503
267422150,3sleep125-21ksoftirqd/110:58:561
266502150,0sleep30-21swapper/309:10:283
266502150,0sleep30-21swapper/309:10:283
253532150,0sleep10-21swapper/110:06:401
23262150,0sleep22324-21bash10:38:062
78432140,0sleep01-21systemd12:08:480
3208999140,2cyclictest131rcu_sched11:32:301
320072140,0sleep1231rcuc/109:19:461
205722140,0sleep00-21swapper/011:50:300
3208599130,1cyclictest13084-21systemd-cgroups09:51:540
3208599130,12cyclictest0-21swapper/011:07:540
3208599130,12cyclictest0-21swapper/011:02:540
102642130,0sleep00-21swapper/010:43:330
32098991210,1cyclictest661-21dbus-daemon10:15:233
3209899120,1cyclictest12613-21sshd10:05:033
32095991210,1cyclictest31171-21df09:15:192
3209599120,1cyclictest0-21swapper/212:16:492
3209599120,11cyclictest0-21swapper/212:34:392
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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