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2024-11-22 - 11:01
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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 Fri Nov 22, 2024 00:44:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2325121440,142sleep126950irq/26-ahci[00021:56:031
1475421310,4sleep22963399cyclictest21:52:162
1950621280,2sleep319501-21sshd22:10:523
1408121230,2sleep20-21swapper/223:00:412
2436721160,2sleep31848-21nfsd23:14:393
29254211033,43sleep30-21swapper/319:08:323
1218921000,3sleep01959-21sshd22:57:220
261002930,1sleep00-21swapper/022:33:090
245842900,2sleep10-21swapper/121:28:451
205382890,3sleep22963399cyclictest22:48:302
205382890,3sleep22963399cyclictest22:48:292
60462880,4sleep10-21swapper/122:56:431
240462850,3sleep20-21swapper/221:28:432
233452850,2sleep10-21swapper/122:20:241
28382840,4sleep30-21swapper/300:30:433
150162830,3sleep10-21swapper/122:16:341
9182810,3sleep30-21swapper/323:57:083
2910928133,44sleep10-21swapper/119:06:511
207942810,3sleep22963399cyclictest21:43:462
102562810,2sleep110255-21sshd00:24:241
52732790,1sleep20-21swapper/223:57:352
47772790,2sleep34772-21sshd21:54:253
143802790,2sleep10-21swapper/121:43:081
141932790,2sleep10-21swapper/122:44:371
244052780,3sleep32963499cyclictest21:40:583
152812780,2sleep20-21swapper/200:11:222
152102750,2sleep10-21swapper/123:07:171
84362740,1sleep010-21rcuc/023:41:380
3122740,1sleep3431ktimersoftd/321:20:193
149592740,3sleep20-21swapper/223:48:542
307902720,2sleep130788-21sshd00:26:281
132592720,2sleep113257-21sshd00:35:261
182002690,3sleep318197-21bash22:32:203
320032680,4sleep32963499cyclictest00:13:073
157002650,2sleep02963199cyclictest23:52:080
2931026327,23sleep20-21swapper/219:09:122
307852610,3sleep22963399cyclictest00:30:182
2906925633,11sleep00-21swapper/019:06:210
5422550,1sleep10-21swapper/122:46:251
5422550,1sleep10-21swapper/122:46:241
323542370,1sleep00-21swapper/021:26:210
320792371,33sleep2135650irq/27-eth000:19:572
57102350,2sleep3431ktimersoftd/322:40:213
13032320,1sleep00-21swapper/022:27:320
2963499301,27cyclictest20535-21sshd00:29:093
29632993025,3cyclictest20436-21bash21:16:031
2963499281,22cyclictest1847-21nfsd23:15:253
295232280,26sleep2135650irq/27-eth023:37:252
147462280,2sleep31847-21nfsd21:58:223
71102270,1sleep07090-21sshd23:00:070
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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