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2026-05-24 - 21:07
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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 May 24, 2026 12:45:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2524621460,3sleep30-21swapper/310:21:473
2524621460,3sleep30-21swapper/310:21:473
32021410,3sleep10-21swapper/109:12:131
216921050,3sleep10-21swapper/111:50:511
216921050,3sleep10-21swapper/111:50:511
216921050,3sleep10-21swapper/111:50:511
193432980,4sleep00-21swapper/007:10:240
193432980,4sleep00-21swapper/007:10:240
12932900,2chrt1291-21ssh11:11:120
12932900,2chrt1291-21ssh11:11:120
12932900,2chrt1291-21ssh11:11:120
51602850,2sleep30-21swapper/309:59:133
51602850,2sleep30-21swapper/309:59:133
321162850,4sleep39810-21kworker/3:011:10:143
321162850,4sleep39810-21kworker/3:011:10:143
86782830,3sleep30-21swapper/310:42:173
86782830,3sleep30-21swapper/310:42:173
244102800,3chrt0-21swapper/110:20:251
244102800,3chrt0-21swapper/110:20:251
204262780,3chrt0-21swapper/009:35:590
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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