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2026-09-06 - 19:20
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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 Sep 06, 2026 12:44:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2001399256224cyclictest24358-21awk12:07:570
2001399255227cyclictest11541-21df11:11:530
2001399252222cyclictest27294-21munin-node0
2001399252191cyclictest27466-21missed_timers09:58:420
2001399251185cyclictest25356-21tune2fs12:12:370
2001399247218cyclictest24121-21rm09:44:020
2001399247182cyclictest9838-21ntp_kernel_err11:03:330
2001399246218cyclictest31554-21wc07:56:540
2001399246183cyclictest2642-21munin-node08:42:550
2001399245221cyclictest4818-21munin-node0
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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