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2026-05-07 - 06:06
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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 100 highest latencies:
System rack5slot0.osadl.org (updated Thu May 07, 2026 00:44:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1670321330,4sleep11532399cyclictest00:06:211
2117221230,2sleep30-21swapper/322:39:323
85221190,1sleep31532599cyclictest00:08:323
265672970,3sleep11532399cyclictest23:31:471
257992950,1sleep00-21swapper/021:15:250
84712910,3sleep20-21swapper/222:13:382
166142890,2sleep30-21swapper/323:52:093
33882880,3sleep10-21swapper/123:02:581
261672860,2sleep30-21swapper/321:29:073
214082860,1sleep02023-21nfsd00:03:280
6262830,2sleep1620-21sshd22:16:091
258572830,1sleep20-21swapper/223:20:542
136722830,1sleep20-21swapper/200:17:052
121012830,2sleep20-21swapper/221:30:542
134802820,4sleep31532599cyclictest21:53:313
80152810,1sleep08013-21sshd23:51:100
67852810,3sleep20-21swapper/223:18:422
228552810,2sleep222854-21sshd21:57:582
1490928133,44sleep10-21swapper/119:08:011
1477828132,45sleep30-21swapper/319:06:243
140502810,1sleep10-21swapper/122:10:391
171962780,2sleep236-21rcuop/223:37:452
187962770,3sleep218741-21sshd21:14:502
242132760,0sleep00-21swapper/022:50:230
237752760,2sleep323774-21sshd23:42:113
30252750,4sleep30-21swapper/322:26:493
289902750,3sleep20-21swapper/222:33:092
30662730,0sleep00-21swapper/021:41:290
4172720,1sleep30-21swapper/321:59:043
121712720,1sleep10-21swapper/123:51:391
39442710,1sleep10-21swapper/122:06:111
99622690,1sleep39964-21id22:30:573
111852680,1sleep31532599cyclictest23:58:393
71372630,3sleep01532299cyclictest21:23:430
1493026233,16sleep20-21swapper/219:08:192
289882590,3sleep01532299cyclictest23:35:270
1497725732,13sleep00-21swapper/019:08:530
271272560,1sleep10-21swapper/122:40:101
89582400,6sleep30-21swapper/322:52:263
271092300,2sleep30-21swapper/300:21:583
1532499290,10cyclictest0-21swapper/222:51:412
264372270,4sleep11532399cyclictest00:25:341
198712260,1sleep10-21swapper/121:25:031
1532599260,6cyclictest8304-21sshd23:03:363
228382250,0sleep00-21swapper/000:07:080
1532499255,2cyclictest0-21swapper/200:02:292
1532599243,10cyclictest144650irq/27-eth022:13:373
1532599240,3cyclictest0-21swapper/322:42:473
1532599240,3cyclictest0-21swapper/322:18:043
1532499242,20cyclictest0-21swapper/200:20:202
211152230,1sleep20-21swapper/222:28:492
1532599233,9cyclictest144650irq/27-eth023:25:223
1532599232,0cyclictest0-21swapper/321:39:343
1532599230,3cyclictest0-21swapper/323:19:373
1532599230,3cyclictest0-21swapper/323:13:463
1532599230,3cyclictest0-21swapper/322:55:393
1532599230,3cyclictest0-21swapper/300:37:093
1532599230,17cyclictest0-21swapper/322:49:543
1532599230,15cyclictest0-21swapper/323:23:093
1532599230,12cyclictest0-21swapper/300:10:103
1532499237,11cyclictest0-21swapper/223:58:472
1532499231,21cyclictest0-21swapper/200:10:242
285612220,1sleep20-21swapper/223:10:122
1532599228,12cyclictest7580-21bash21:10:133
1532599227,13cyclictest4395-21cut21:30:113
1532599224,8cyclictest144650irq/27-eth021:16:233
1532599223,9cyclictest144650irq/27-eth021:20:373
1532599222,0cyclictest0-21swapper/300:01:423
1532599220,3cyclictest0-21swapper/323:45:233
1532599220,3cyclictest0-21swapper/322:24:223
1532599220,3cyclictest0-21swapper/322:06:263
1532599220,3cyclictest0-21swapper/320:20:153
1532599220,3cyclictest0-21swapper/300:28:013
1532599220,3cyclictest0-21swapper/300:15:413
1532599220,2cyclictest0-21swapper/300:31:023
1532599220,15cyclictest0-21swapper/321:40:153
1532499228,3cyclictest0-21swapper/222:44:062
1532499221,4cyclictest0-21swapper/222:06:582
1532499221,19cyclictest0-21swapper/223:07:582
130802220,3sleep01532299cyclictest22:31:190
128732220,3sleep20-21swapper/223:51:442
309572210,19sleep1144650irq/27-eth021:37:031
226352210,2sleep20-21swapper/222:04:522
176662210,1sleep00-21swapper/023:59:280
1532599213,0cyclictest0-21swapper/319:35:173
1532599210,4cyclictest0-21swapper/323:37:193
1532599210,3cyclictest0-21swapper/323:05:133
1532599210,3cyclictest0-21swapper/320:40:193
1532599210,3cyclictest0-21swapper/320:30:233
1532599210,3cyclictest0-21swapper/319:45:123
1532599210,2cyclictest0-21swapper/323:31:583
1532599210,2cyclictest0-21swapper/321:46:023
1532599210,2cyclictest0-21swapper/320:50:123
1532599210,2cyclictest0-21swapper/320:25:123
1532599210,2cyclictest0-21swapper/319:19:593
1532599210,10cyclictest0-21swapper/320:35:133
1532499218,3cyclictest0-21swapper/222:18:322
1532499211,3cyclictest0-21swapper/223:01:512
1532499211,3cyclictest0-21swapper/221:21:152
1532499211,18cyclictest0-21swapper/221:35:192
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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