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2026-09-07 - 21:26
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack4slot2.osadl.org (updated Mon Sep 07, 2026 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
73502210,0irq/45-4a1000006322-21kworker/0:307:05:020
119599912745,0cyclictest0-21swapper09:15:130
119599912647,0cyclictest20040-21/usr/sbin/munin10:40:240
119599912550,0cyclictest0-21swapper12:23:510
119599912511,0cyclictest11592-21/usr/sbin/munin08:40:300
119599912439,0cyclictest0-21swapper12:02:060
119599912438,0cyclictest31515-21aten_r4power_en08:05:000
119599912432,0cyclictest28350-21/usr/sbin/munin07:55:100
119599912340,0cyclictest27961-21latency_hist07:54:520
119599912336,0cyclictest0-21swapper09:03:240
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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