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2026-06-09 - 10:09
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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 Tue Jun 09, 2026 00:45:21)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1065121510,4sleep10-21swapper/100:13:451
1065121510,4sleep10-21swapper/100:13:451
1065121510,4sleep10-21swapper/100:13:451
158552910,3chrt0-21swapper/120:50:291
19582900,4sleep30-21swapper/322:02:333
19582900,4sleep30-21swapper/322:02:333
137922880,3sleep10-21swapper/123:37:481
137922880,3sleep10-21swapper/123:37:481
245742790,4sleep30-21swapper/323:10:333
128592790,8chrt21-21ksoftirqd/119:10:341
128592790,8chrt21-21ksoftirqd/119:10:341
128592790,8chrt21-21ksoftirqd/119:10:341
162602760,4sleep216268-21grep22:20:322
68282750,4sleep10-21swapper/122:47:161
68282750,4sleep10-21swapper/122:47:161
68282750,4sleep10-21swapper/122:47:161
27042680,3chrt0-21swapper/323:24:443
27042680,3chrt0-21swapper/323:24:443
3142660,3chrt0-21swapper/221:21:282
3142660,3chrt0-21swapper/221:21:282
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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