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2026-03-13 - 20:13
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack3slot2.osadl.org (updated Fri Mar 13, 2026 12:44:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
269367999375345,19cyclictest2702057-21kworker/u2:307:40:220
269367999359320,26cyclictest2702006-31find07:39:500
269367999305249,45cyclictest29-21kswapd007:45:210
277610522930,3sleep02776106-21basename12:05:090
275970222540,3chrt2759700-21ld11:05:390
269286622500,3chrt2692867-21gcc07:05:490
275568122410,2chrt2755670-21ntpq10:51:120
274685522380,2chrt2746856-21cpu10:20:110
277455922300,3chrt2774561-21sendmail12:00:010
269367999204172,20cyclictest2720626-21kworker/u2:008:46:190
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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