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2024-11-25 - 16:05
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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 Nov 25, 2024 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2915521040,1sleep21467899cyclictest10:13:072
114202950,0sleep30-21swapper/310:39:033
114202950,0sleep30-21swapper/310:39:033
187382830,0sleep00-21swapper/008:35:210
137122760,0sleep30-21swapper/311:28:383
257292570,0sleep20-21swapper/209:37:302
98212560,0sleep30-21swapper/311:54:133
272762560,0sleep20-21swapper/212:24:332
85332550,1sleep1646-21dbus-daemon11:22:031
286712540,1sleep3684-21polkitd12:10:163
242952540,0sleep00-21swapper/010:23:020
227842540,1sleep122780-21bash12:38:251
281542530,0sleep20-21swapper/211:02:092
183052530,0sleep10-21swapper/110:46:461
227192520,0sleep10-21swapper/110:05:291
109622520,0sleep20-21swapper/212:28:492
40092510,0sleep30-21swapper/309:38:393
317422510,0sleep031744-21bash10:30:510
305352510,0sleep30-21swapper/311:35:513
226562510,0sleep10-21swapper/111:01:361
106872510,1sleep010683-21lspci11:54:180
248152500,0sleep224814-21sshd11:41:072
235422500,0sleep20-21swapper/210:19:362
172512500,0sleep00-21swapper/011:37:360
158132500,0sleep30-21swapper/311:31:383
253522490,0sleep00-21swapper/012:32:560
223972490,0sleep20-21swapper/209:47:522
86702480,0sleep30-21swapper/310:56:263
214692480,0sleep20-21swapper/209:15:552
158302480,0sleep30-21swapper/309:57:583
129202480,0sleep20-21swapper/212:00:132
69622470,0sleep30-21swapper/311:06:233
1452124337,3sleep30-21swapper/307:09:283
144232298,7sleep10-21swapper/107:08:141
143472297,7sleep00-21swapper/007:07:170
144932287,7sleep20-21swapper/207:09:072
43092260,1sleep14306-21sshd09:31:401
42182230,12sleep375550irq/24-eno1-rx-09:21:013
111642210,0sleep20-21swapper/209:28:572
224722190,0sleep122464-21bash09:58:441
176702190,0sleep10-21swapper/110:32:491
67552170,0sleep30-21swapper/311:03:153
320222170,2sleep21467899cyclictest11:15:032
229742170,0sleep20-21swapper/212:38:262
6522160,0sleep10-21swapper/109:17:151
63712150,0sleep10-21swapper/111:18:471
254382150,0sleep00-21swapper/011:26:470
1467899150,14cyclictest0-21swapper/212:32:252
273592140,0sleep027355-21lspci09:30:390
224752140,0sleep3401ktimersoftd/310:15:443
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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