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2026-04-13 - 06:32
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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 20 highest latencies:
System rackfslot4.osadl.org (updated Mon Apr 13, 2026 00:45:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
411723630,1sleep23034-21kworker/u8:300:25:112
3170523390,2sleep10-21swapper/120:30:181
3170523390,2sleep10-21swapper/120:30:171
1303623180,2sleep213022-21ssh21:10:312
418923150,2sleep10-21swapper/119:05:331
494523100,1sleep229061-21kworker/u8:023:15:352
642223090,2sleep230840-1kworker/u9:100:30:152
2822723070,1sleep213380-21kworker/u8:622:55:252
414523040,1sleep13033-21kworker/u8:200:25:191
1636623040,2sleep10-21swapper/119:42:391
3235323030,1sleep230839-21kworker/u8:300:15:262
915223020,2sleep10-21swapper/123:25:251
1899123020,2sleep20-21swapper/221:24:312
516722940,2sleep11257-21kworker/u8:423:15:421
2378622910,3sleep123780-21ssh22:45:261
2378622910,3sleep123780-21ssh22:45:261
2835122900,2sleep10-21swapper/122:55:311
699522890,2sleep20-21swapper/222:09:452
1867022890,1sleep28743-21kworker/u8:1322:35:142
1104822880,2sleep211047-21ssh23:29:432
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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