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2026-04-24 - 19:51
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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 Fri Apr 24, 2026 09:56:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
10283214100,6sleep10-21swapper/107:12:391
10283214100,6sleep10-21swapper/107:12:391
1762821320,1sleep012-21ksoftirqd/007:32:280
1762821320,1sleep012-21ksoftirqd/007:32:280
594921190,2chrt0-21swapper/308:27:233
594921190,2chrt0-21swapper/308:27:233
1608221100,1sleep121-21ksoftirqd/109:37:281
1608221100,1sleep121-21ksoftirqd/109:37:281
1608221100,1sleep121-21ksoftirqd/109:37:281
1395621090,1sleep012-21ksoftirqd/008:47:300
1395621090,1sleep012-21ksoftirqd/008:47:300
2527421010,2sleep10-21swapper/107:52:261
2527421010,2sleep10-21swapper/107:52:261
285392980,5chrt0-21swapper/009:51:270
285392980,5chrt0-21swapper/009:51:270
216292970,1sleep012-21ksoftirqd/009:07:290
216292970,1sleep012-21ksoftirqd/009:07:290
216292970,1sleep012-21ksoftirqd/009:07:290
263652960,3chrt0-21swapper/207:57:182
263652960,3chrt0-21swapper/207:57:182
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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