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2026-04-19 - 16:38
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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 Sun Apr 19, 2026 12:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
41486209910794,9cyclictest4159158-21/usr/sbin/munin07:50:121
4148620999039,40cyclictest36987-21ssh10:07:171
4148619998840,13cyclictest0-21swapper/011:35:260
4148619998775,8cyclictest154496-21kworker/u4:8+events_unbound12:25:330
4148619998273,7cyclictest136792-21kworker/u4:16+events_unbound12:05:300
4148620997466,6cyclictest154494-21kworker/u4:6+events_unbound12:35:341
4148619997163,6cyclictest4170561-21kworker/u4:1+events_unbound09:05:010
4148620996936,30cyclictest0-21swapper/112:10:301
4148620996727,37cyclictest0-21swapper/109:50:271
414862099671,15cyclictest92197-21ps11:10:371
4148620996534,29cyclictest78235-21aten2__10:55:141
4148620996531,31cyclictest0-21swapper/111:00:301
4148620996522,40cyclictest0-21swapper/109:35:261
414862099651,22cyclictest100942-21ps11:20:411
4148619996555,8cyclictest115321-21kworker/u4:4+events_unbound11:45:240
4148619996552,9cyclictest62420-21ssh10:36:080
4148620996434,27cyclictest0-21swapper/109:24:101
414862099634,12cyclictest86907-21apt-get11:05:111
4148619996350,8cyclictest4175713-21munin-plugin-st08:55:000
4148620996252,7cyclictest53-21kswapd012:30:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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