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2026-01-05 - 02:41
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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 Mon Jan 05, 2026 00:45:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
111032960,2chrt10582-21/usr/sbin/munin23:35:342
111032960,2chrt10582-21/usr/sbin/munin23:35:342
316012920,3sleep00-21swapper/019:40:350
316012920,3sleep00-21swapper/019:40:350
29232820,2sleep00-21swapper/019:50:390
29232820,2sleep00-21swapper/019:50:390
48112780,3sleep30-21swapper/300:35:353
48112780,3sleep30-21swapper/300:35:353
209142720,2sleep00-21swapper/019:10:340
209142720,2sleep00-21swapper/019:10:340
74512700,2sleep17455-21fschecks_count22:25:321
74512700,2sleep17455-21fschecks_count22:25:321
313902700,3sleep00-21swapper/023:55:410
313902700,3sleep00-21swapper/023:55:410
313902700,3sleep00-21swapper/023:55:410
87362670,3chrt0-21swapper/100:39:551
87362670,3chrt0-21swapper/100:39:551
76522670,3sleep00-21swapper/000:05:300
120212670,2sleep30-21swapper/323:35:553
120212670,2sleep30-21swapper/323:35:553
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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