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2026-01-09 - 04:29
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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 Jan 09, 2026 00:45:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2401421630,2sleep30-21swapper/321:16:493
2401421630,2sleep30-21swapper/321:16:493
1256021530,3sleep20-21swapper/223:18:052
1256021530,3sleep20-21swapper/223:18:052
1256021530,3sleep20-21swapper/223:18:052
1163221450,1sleep00-21swapper/019:25:310
1163221450,1sleep00-21swapper/019:25:310
2719821170,3sleep20-21swapper/200:39:352
2719821170,3sleep20-21swapper/200:39:352
2719821170,3sleep20-21swapper/200:39:352
1512021060,3chrt0-21swapper/023:20:360
1049221040,3chrt10488-21ssh21:35:452
1049221040,3chrt10488-21ssh21:35:452
1049221040,3chrt10488-21ssh21:35:452
588921030,12sleep012-21ksoftirqd/023:10:440
588921030,12sleep012-21ksoftirqd/023:10:440
588921030,12sleep012-21ksoftirqd/023:10:440
116392940,2chrt0-21swapper/023:50:340
116392940,2chrt0-21swapper/023:50:340
275552900,3sleep00-21swapper/000:06:050
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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