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2026-04-12 - 13:44
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rackfslot4.osadl.org (updated Sun Apr 12, 2026 00:45:21)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2952323900,3sleep1191ksoftirqd/121:31:321
411623440,1sleep23487-21kworker/u8:720:25:172
2779523420,5sleep110743-1kworker/u9:123:50:141
1633223400,2sleep10-21swapper/121:00:351
1443623290,10sleep119-21ksoftirqd/122:10:211
1684023240,1sleep216825-21kworker/u8:3421:01:562
159923090,2sleep20-21swapper/222:51:442
1600223050,2sleep10-21swapper/119:23:191
3120523000,2sleep10-21swapper/122:45:481
1468422980,2sleep20-21swapper/220:55:332
1468422980,2sleep20-21swapper/220:55:332
1185222980,2sleep10-21swapper/119:10:271
488722970,1sleep227092-21kworker/u8:823:00:162
248722940,2sleep12481-21ssh00:05:211
1430322920,2sleep10-21swapper/120:55:211
1430322920,2sleep10-21swapper/120:55:201
1957422900,2sleep10-21swapper/119:34:461
1957422900,2sleep10-21swapper/119:34:461
1193022880,5sleep110826-21kworker/u8:222:05:181
1193022880,5sleep110826-21kworker/u8:222:05:181
2849522870,1sleep20-21swapper/222:40:242
2160022850,2sleep10-21swapper/122:25:281
748222840,1sleep26751-21kworker/u8:020:35:192
1027522820,1sleep29115-21kworker/u8:519:05:332
331922810,2sleep23316-21ssh22:55:372
184822810,8sleep1191ksoftirqd/121:42:251
203322790,2sleep2121rcu_preempt20:19:142
674122780,7sleep119-21ksoftirqd/121:54:151
189222780,2sleep10-21swapper/100:04:491
2773122760,2sleep20-21swapper/219:57:032
2712122760,1sleep222854-21kworker/u8:121:25:492
2021422760,1sleep116826-21kworker/u8:3521:10:491
2021422760,1sleep116826-21kworker/u8:3521:10:481
1596722750,2sleep20-21swapper/223:24:572
944322740,1sleep18532-21kworker/u8:422:00:131
2885122740,2sleep128822-21ssh22:40:391
2750122740,1sleep227090-21kworker/u8:422:39:002
2171922740,1sleep118698-21kworker/u8:021:15:191
2171922740,1sleep118698-21kworker/u8:021:15:191
2211122730,1sleep120948-21kworker/u8:019:40:291
1929022730,1sleep18534-21kworker/u8:622:20:251
128722730,6sleep2121rcu_preempt00:02:012
96722720,2sleep2961-21ssh21:40:282
1443322720,2sleep10-21swapper/100:30:351
1181122720,2sleep20-21swapper/219:10:252
587422710,1sleep25129-21kworker/u8:1120:30:202
1428522700,1sleep13835-21kworker/u8:1023:20:201
1952422690,1sleep216813-21kworker/u8:2221:10:292
1952422690,1sleep216813-21kworker/u8:2221:10:292
2627022680,8sleep111042-21cyclictest23:45:471
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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