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2026-04-01 - 03:08
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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 rackbslot6.osadl.org (updated Wed Apr 01, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2852021590,4sleep1691799cyclictest00:48:371
2852021590,4sleep1691799cyclictest00:48:371
966721490,3sleep0691099cyclictest21:20:550
3011821320,2sleep20-21swapper/223:11:342
1068911020,4ptp4l401ktimersoftd/320:07:583
85752690,16sleep09-21ksoftirqd/022:17:200
106891630,2ptp4l401ktimersoftd/301:36:103
67192624,10sleep20-21swapper/220:09:272
123752610,2sleep20-21swapper/221:25:592
106891590,1ptp4l401ktimersoftd/323:30:483
61612580,5sleep0691099cyclictest23:53:350
222352580,2sleep222227-21ssh01:16:042
267382570,2sleep10-21swapper/100:14:561
691099554,12cyclictest17736-21grep22:26:090
691099534,17cyclictest27821-21ssh22:36:230
691099532,12cyclictest26098-21sed01:20:440
64882534,39sleep00-21swapper/020:06:270
691099523,17cyclictest30811-21/usr/sbin/munin00:51:000
691099523,17cyclictest30811-21/usr/sbin/munin00:51:000
67662514,36sleep10-21swapper/120:10:031
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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