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2026-07-26 - 14:13
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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 rack7slot3.osadl.org (updated Sun Jul 26, 2026 00:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
32700229719sleep32704-21timerandwakeup19:03:350
71999266219cyclictest1916-21ssh21:33:180
71999257229cyclictest13535-21cpu20:02:530
71999256229cyclictest711-21cyclictest22:48:360
71999256228cyclictest2869-21snmpd19:54:540
71999253210cyclictest28870-21irqstats21:09:230
71999251222cyclictest4059-21sh21:41:280
71999251222cyclictest26554-21memory23:19:360
71999250187cyclictest3357-21sshd23:59:450
71999247219cyclictest16832-21ssh22:37:380
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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