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2026-05-04 - 12:50
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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 rack7slot2.osadl.org (updated Mon May 04, 2026 00:44:10)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
270386599109100,6cyclictest2710215-21kworker/u4:17+events_unbound20:00:410
27038669910699,5cyclictest2759370-21kworker/u4:1+events_unbound21:37:221
27038669910689,7cyclictest2824855-21kworker/u4:14+events_unbound23:02:381
27038669910384,6cyclictest2903708-21kworker/u4:17+events_unbound00:23:551
2703865998679,4cyclictest1-21systemd20:52:150
2703866998476,6cyclictest2708945-21kworker/u4:15+events_unbound20:42:131
2703866998173,6cyclictest2719158-21kworker/u4:0+events_unbound20:07:081
2703866997972,5cyclictest2724289-21kworker/u4:16+events_unbound20:27:131
2703866997972,5cyclictest2724289-21kworker/u4:16+events_unbound20:27:121
2703866997672,2cyclictest2838211-21kworker/u4:2+events_unbound23:47:491
2703866997467,5cyclictest2711479-21kworker/u4:21+events_unbound19:37:061
2703866997365,6cyclictest2714045-21kworker/u4:0+events_unbound19:57:091
2703865997359,6cyclictest2842664-21kworker/u4:7+events_unbound23:22:400
2703865997257,12cyclictest2816591-21kworker/u4:1+events_unbound22:45:000
270386599722,27cyclictest2761356-21apt-get21:40:050
2703866997164,5cyclictest2729472-21kworker/u4:7+events_unbound20:47:141
2703866997163,6cyclictest2703802-21kworker/u4:5+events_unbound19:42:081
2703865997164,5cyclictest2807658-21kworker/u4:3+events_unbound22:52:340
2703865997162,7cyclictest2890365-21kworker/u4:7+events_unbound00:23:520
2703865997152,15cyclictest53-21kswapd022:10:080
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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