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2026-05-14 - 11:25
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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 Wed May 13, 2026 20:31:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3007124540,8sleep130063-21find19:12:501
3007124540,8sleep130063-21find19:12:501
3018523830,1sleep227-21ksoftirqd/219:12:512
3018523830,1sleep227-21ksoftirqd/219:12:512
938321410,3sleep30-21swapper/319:42:463
938321410,3sleep30-21swapper/319:42:463
3006721360,1sleep012-21ksoftirqd/019:12:490
3006721360,1sleep012-21ksoftirqd/019:12:490
1900021010,1sleep012-21ksoftirqd/020:07:480
1131821010,2sleep30-21swapper/319:47:493
1131821010,2sleep30-21swapper/319:47:493
93892900,2sleep00-21swapper/019:42:470
93892900,2sleep00-21swapper/019:42:470
318762760,3sleep10-21swapper/119:17:441
318762760,3sleep10-21swapper/119:17:441
124722610,3sleep30-21swapper/319:52:353
172822600,3chrt0-21swapper/120:02:501
172822600,3chrt0-21swapper/120:02:501
159812550,3sleep00-21swapper/020:02:290
159812550,3sleep00-21swapper/020:02:290
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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