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2026-09-29 - 01:34
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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 10 highest latencies:
System rack7slot8.osadl.org (updated Mon Sep 28, 2026 02:44:19)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
21593224945,63sleep00-21swapper/019:09:510
15810212120,12sleep015839-21mailstats22:55:450
1487721076,12sleep013674-21apt-get20:46:370
3025521056,11sleep029115-21apt-get19:41:320
78921035,11sleep0845-21cut22:00:130
2613621026,12sleep026145-21memory21:30:580
1988921016,11sleep018927-21apt-get23:11:130
216789910059,26cyclictest101ktimersoftd/000:18:250
21678999917,15cyclictest25565-21wget19:25:110
105712995,12sleep010593-21grep22:36:330
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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