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2026-05-04 - 07:00
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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
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rackfslot4.osadl.org (updated Mon May 04, 2026 00:45:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3030824110,2sleep20-21swapper/221:20:132
678323970,2sleep20-21swapper/200:00:242
3071923620,11sleep119-21ksoftirqd/122:30:441
3189723490,1sleep230737-21kworker/u8:1523:45:172
2976123230,2sleep10-21swapper/119:43:321
1921123170,2sleep10-21swapper/123:16:191
628223160,2sleep20-21swapper/222:49:302
1284423050,4sleep112127-21kworker/u8:220:30:231
643623000,2sleep23739-1kworker/u9:020:10:262
488022980,1sleep126390-21kworker/u8:120:05:311
653722960,1sleep15373-21kworker/u8:320:10:331
1565122950,1sleep214418-21kworker/u8:300:20:192
1565122950,1sleep214418-21kworker/u8:300:20:182
2963522940,2sleep129631-21ssh23:40:201
1818622870,1sleep216979-21kworker/u8:1400:25:182
318722860,7sleep2121rcu_preempt21:30:402
2290322860,1sleep221436-21kworker/u8:2019:20:372
1634922860,2sleep10-21swapper/100:20:431
1634922860,2sleep10-21swapper/100:20:431
1589622860,1sleep110711-21kworker/u8:1522:00:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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