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2026-08-02 - 21:09
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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 Aug 02, 2026 12:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28872268323sleep28875-21timerandwakeup07:03:240
2934299280252cyclictest25744-21munin-run09:12:420
2934299272239cyclictest32027-21irqstats07:18:220
2934299268237cyclictest1714-21chrt09:48:070
2934299267237cyclictest5364-21latency_hist10:03:050
2934299263230cyclictest3871-21munin-run07:37:260
2934299262234cyclictest29245-21cron09:27:240
2934299261235cyclictest20412-21chrt11:08:150
2934299261233cyclictest5945-21modprobe10:04:490
293429926071cyclictest26024-21df_inode11:33:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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