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2026-07-07 - 07:00
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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 rack4slot2.osadl.org (updated Tue Jul 07, 2026 00:43:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74502700,0irq/46-4a1000002476-1kworker/u3:019:08:370
130572948,0sleep013069-21munin-run22:49:110
35242930,0sleep02914-1kworker/u3:223:54:530
7450890,0irq/46-4a1000009835-21aten_r4power_po00:14:230
7350890,0irq/45-4a1000008102-21/usr/sbin/munin21:00:090
7350890,0irq/45-4a10000020256-21df21:34:310
300062890,0sleep029963-1kworker/u3:222:03:030
13722898,0sleep01271-21/usr/sbin/munin20:39:250
7450880,0irq/46-4a1000004524-1kworker/u3:219:19:300
7450880,0irq/46-4a10000032610-21meminfo20:34:520
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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