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2026-04-12 - 14:00
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack7slot3.osadl.org (updated Sun Apr 12, 2026 00:44:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
210692199219sleep21072-21fschecks_time19:01:590
2203299262234cyclictest31491-21runrttasks22:05:580
2203299262229cyclictest18854-21ssh21:15:050
2203299252222cyclictest16554-21vmstat21:03:340
2203299251224cyclictest19827-21ssh23:28:370
2203299251221cyclictest18590-21latency23:23:320
2203299250219cyclictest30623-21sh00:12:270
2203299248222cyclictest4747-21irqstats22:28:110
2203299247180cyclictest21797-21ssh23:37:130
2203299245217cyclictest1546-21munin-run00:26:460
2203299245216cyclictest21830-21ssh21:27:360
2203299244217cyclictest10754-21ssh22:52:180
2203299243215cyclictest28323-21if_err_eth000:03:040
2203299243210cyclictest7271-21chrt22:38:090
2203299242217cyclictest14186-21timerandwakeup20:53:170
2203299242213cyclictest24451-21ssh21:37:580
2203299242210cyclictest21933-21ssh23:37:380
2203299242198cyclictest14910-21irqstats23:08:200
2203299242176cyclictest27151-21cat21:48:390
2203299242175cyclictest20353-21munin-node0
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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