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2024-04-25 - 21:43
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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 20 highest latencies:
System rackaslot0.osadl.org (updated Thu Apr 25, 2024 12:44:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1845221160,0sleep018453-21bash11:25:310
711521140,0sleep227395-21diskmemload09:16:052
220312960,1sleep11784-21runrttasks11:11:181
320032870,0sleep119-21rcuc/110:32:281
190942870,0sleep319092-21bash12:12:023
74762840,0sleep27477-21sshd09:55:222
47812820,0sleep34780-21sshd11:07:363
54982640,0sleep00-21swapper/011:31:530
242892640,0sleep10-21swapper/112:30:511
303522630,1sleep01547-21nfsd11:54:320
190726327,18sleep30-21swapper/307:08:463
198426024,18sleep10-21swapper/107:09:441
157002600,0sleep30-21swapper/310:36:223
59672580,0sleep20-21swapper/210:54:042
314692580,0sleep10-21swapper/112:02:271
143682580,1sleep314366-21bash10:23:133
102292580,1sleep20-21swapper/211:34:552
168512570,0sleep00-21swapper/009:56:090
167942570,1sleep20-21swapper/211:25:252
222712560,1sleep322270-21sshd12:30:423
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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