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2024-05-20 - 18:20
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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 rack0slot0.osadl.org (updated Mon May 20, 2024 12:45:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2338421460,1sleep778-21ksoftirqd/712:21:467
739421070,0sleep37395-21sshd09:55:233
255602870,1sleep71037-21runrttasks11:57:167
74302850,0sleep20-21swapper/209:51:532
157122840,0sleep40-21swapper/412:17:254
177282820,0sleep40-21swapper/409:21:244
60112810,0sleep30-21swapper/311:33:573
128792800,0sleep7761rcuc/709:41:557
40022790,1sleep4501ktimersoftd/411:01:514
182752760,4sleep21433399cyclictest11:31:392
96382750,0sleep10-21swapper/111:05:581
96382750,0sleep10-21swapper/111:05:571
249302750,0sleep70-21swapper/711:35:527
70832740,0sleep50-21swapper/511:58:525
322202730,0sleep732222-21bash10:08:407
320762730,0sleep20-21swapper/209:26:272
320762730,0sleep20-21swapper/209:26:272
159782730,0sleep60-21swapper/612:17:286
4572720,1sleep7439-21sshd11:29:527
295362720,1sleep0589-21gdbus11:29:280
273882710,0sleep30-21swapper/309:33:023
294602700,0sleep30-21swapper/311:22:193
274672700,0sleep40-21swapper/411:57:304
267392700,0sleep10-21swapper/110:29:101
199032690,0sleep60-21swapper/609:11:096
142852690,0sleep40-21swapper/412:31:214
142852690,0sleep40-21swapper/412:31:214
126942690,0sleep00-21swapper/011:59:350
115162630,0sleep10-21swapper/111:34:341
288432540,0sleep20-21swapper/211:43:342
1402525444,6sleep50-21swapper/507:09:075
1394325140,7sleep60-21swapper/607:08:046
1406824827,6sleep00-21swapper/007:09:420
1389324838,6sleep10-21swapper/107:07:271
1307924827,6sleep30-21swapper/307:05:203
1390624535,6sleep40-21swapper/407:07:384
1378824231,7sleep70-21swapper/707:06:047
1205924130,7sleep20-21swapper/207:05:032
224742260,1sleep5591ktimersoftd/510:32:115
180582250,0sleep1231ktimersoftd/110:03:371
270692240,1sleep6708-21dbus-daemon12:11:346
146032240,0sleep70-21swapper/710:41:507
1433399240,1cyclictest9975-21bash10:51:542
1433399240,1cyclictest9975-21bash10:51:542
1433399230,4cyclictest0-21swapper/210:48:092
245112220,1sleep60-21swapper/611:11:076
274502210,0sleep00-21swapper/009:57:350
220292210,0sleep4501ktimersoftd/409:35:514
17712210,1sleep60-21swapper/609:37:136
1434099213,10cyclictest0-21swapper/312:10:513
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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