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2024-04-20 - 05:38
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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 20 highest latencies:
System rack3slot2.osadl.org (updated Sat Apr 20, 2024 00:44:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
390829222630,3chrt3908293-21sh22:31:500
389875422600,4chrt3898718-21/usr/sbin/munin22:05:110
392110922450,2sleep03921108-21true23:10:040
391147022450,2chrt3911451-21ntpq22:41:000
385979522420,2sleep03859796-21cron19:59:590
389284422390,2sleep03892847-21tr21:46:560
392987322380,3chrt3929874-21/usr/sbin/munin23:35:160
393196622370,3chrt3931961-21ntpq23:41:020
388415222330,2sleep03884153-21ld21:21:510
395054622310,4chrt3950548-21cat00:35:160
394582822310,2sleep03945829-21gzip00:21:530
388544822310,2sleep03885449-21/usr/sbin/munin21:25:350
386306222310,3chrt3863065-21grep20:10:100
392390522300,3chrt3923906-21ls23:17:050
388042122300,4chrt3880418-21ntpq21:10:480
384560299212181,20cyclictest84-21jbd2/mmcblk0p2-22:20:100
384560299205174,19cyclictest3897212-21kworker/u2:322:05:270
390132822040,2sleep03901329-21run-parts22:11:570
394172821990,3sleep03941730-21grep00:10:120
384560299198165,21cyclictest3879930-21rm21:10:060
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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