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2026-07-15 - 11:46
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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 10 highest latencies:
System rack7slot2.osadl.org (updated Wed Jul 15, 2026 00:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1350082999083,5cyclictest1527135-21kworker/u4:8+events_unbound23:56:541
1350082999083,5cyclictest1527135-21kworker/u4:8+events_unbound23:56:541
1350082998981,6cyclictest1356478-21kworker/u4:18+events_unbound20:31:001
1350080998344,7cyclictest1388374-21systemd21:16:110
1350082998275,5cyclictest1514344-21kworker/u4:4+events_unbound23:51:531
1350082998266,6cyclictest1540485-21kworker/u4:1+events_unbound00:21:581
1350080998244,5cyclictest1445837-21/usr/sbin/munin22:20:240
135008099824,33cyclictest1477427-21ssh22:55:400
1350080998044,4cyclictest1405363-21/usr/sbin/munin21:35:250
1350082997973,4cyclictest1347577-21kworker/u4:4+events_unbound19:10:421
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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