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2026-04-27 - 07:22
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack4slot1.osadl.org (updated Sun Apr 26, 2026 22:26:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2622926680,2sleep012-21ksoftirqd/019:12:370
2622926680,2sleep012-21ksoftirqd/019:12:370
2946521580,3sleep10-21swapper/120:47:211
2946521580,3sleep10-21swapper/120:47:211
1291321300,2sleep1201rcuc/121:17:331
1291321300,2sleep1201rcuc/121:17:331
581621280,2sleep073-21kswapd022:17:320
581621280,2sleep073-21kswapd022:17:320
3216821280,2sleep132160-21find21:37:311
3216821280,2sleep132160-21find21:37:311
951321210,1sleep30-21swapper/321:47:313
951321210,1sleep30-21swapper/321:47:313
1272321190,3chrt0-21swapper/320:02:293
1272321190,3chrt0-21swapper/320:02:293
952021110,1sleep012-21ksoftirqd/021:47:320
952021110,1sleep012-21ksoftirqd/021:47:320
514421100,2sleep10-21swapper/119:42:331
514421100,2sleep10-21swapper/119:42:331
495321060,4sleep24954-21grep21:42:312
495321060,4sleep24954-21grep21:42:312
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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