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2026-05-25 - 02:54
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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 Sun May 24, 2026 14:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
16044221731,52sleep00-21swapper/007:07:230
1641699139114,15cyclictest0-21swapper/007:10:040
11187212322,12sleep011191-21df08:55:180
13934211415,12sleep0101ktimersoftd/009:05:460
12981211414,11sleep012982-21/usr/sbin/munin11:10:140
31549211012,12sleep031550-21memory12:20:330
241121094,14sleep02412-21sshd12:31:510
2850021077,12sleep027584-21apt-get07:56:070
1949821065,13sleep019503-21irqstats11:35:280
2052721015,13sleep020562-21aten_r7power_vo11:40:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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