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2024-04-20 - 18:33
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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 rack5slot0.osadl.org (updated Sat Apr 20, 2024 12:44:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
508121280,4sleep33130199cyclictest11:53:303
1093321280,2sleep20-21swapper/211:54:122
1815721270,4sleep33130199cyclictest11:20:083
822621250,3sleep23129599cyclictest09:55:462
31093210035,49sleep10-21swapper/107:09:551
315212980,2sleep20-21swapper/209:31:112
36142970,3sleep23610-21sshd10:07:012
230632900,2sleep123065-21id11:00:501
13162890,2sleep21310-21sshd12:16:062
94052860,4sleep20-21swapper/209:36:242
276152860,0sleep00-21swapper/009:34:480
131412860,0sleep00-21swapper/010:20:090
9422840,3sleep20-21swapper/210:54:142
306012840,2sleep20-21swapper/211:37:062
3079128234,44sleep30-21swapper/307:06:123
17782820,2sleep11766-21sshd11:21:581
25612810,0sleep02560-21seq12:24:050
201502810,2sleep30-21swapper/311:39:483
140002810,1sleep013995-21sshd09:48:440
208792790,0sleep00-21swapper/011:20:200
152212790,2sleep215220-21id10:12:212
30642780,4sleep33130199cyclictest09:39:373
254062780,2sleep10-21swapper/110:45:201
168842780,0sleep00-21swapper/012:25:410
317022770,3sleep30-21swapper/311:25:293
310322760,1sleep031022-21sshd11:52:430
8102720,2sleep3797-21sshd12:31:373
162852720,2sleep20-21swapper/209:45:052
3097627146,22sleep00-21swapper/007:08:330
182592710,0sleep00-21swapper/011:43:250
3091927032,9sleep20-21swapper/207:07:512
70732690,1sleep20-21swapper/211:18:472
47442690,1sleep04742-21sshd11:06:390
324282680,4sleep13128999cyclictest09:23:241
190292680,2sleep30-21swapper/312:14:263
70542660,2sleep10-21swapper/110:50:531
251672650,1sleep20-21swapper/210:01:492
251672650,1sleep20-21swapper/210:01:492
299252580,2sleep13128999cyclictest11:37:001
145982550,0sleep214585-21sshd10:16:112
320542520,49sleep1138550irq/27-eth011:45:081
161072380,1sleep10-21swapper/111:31:281
11902330,2sleep10-21swapper/110:38:341
273272320,29sleep1138550irq/27-eth009:38:361
232872321,29sleep3138550irq/27-eth010:33:123
94052310,28sleep3138550irq/27-eth011:15:123
156442310,2sleep215645-21bash09:13:272
74522290,3sleep10-21swapper/111:42:061
138452270,2sleep30-21swapper/309:48:433
3128899260,11cyclictest24154-21sshd10:57:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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