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2026-08-17 - 19:06
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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 Mon Aug 17, 2026 02:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
19594220430,49sleep00-21swapper/019:09:000
197769917131,14cyclictest10250irq/56-4a10000019:26:000
197769916741,113cyclictest2032-21seq20:06:260
197769916727,19cyclictest3596-21sshd20:12:280
197769916455,96cyclictest19578-21/usr/sbin/munin21:15:280
197769916333,12cyclictest0-21swapper/020:24:120
197769916235,115cyclictest6369-21ntpq00:35:450
197769916039,12cyclictest10150irq/55-4a10000023:25:530
197769916039,10cyclictest0-21swapper/020:59:200
197769916038,18cyclictest313902chrt22:01:080
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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