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2026-08-16 - 18:44
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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 Sun Aug 16, 2026 02:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
26180219322,56sleep026186-21diskstats19:05:170
271779917535,32cyclictest10250irq/56-4a10000023:08:150
271779917238,29cyclictest10250irq/56-4a10000000:00:140
271779916843,30cyclictest3650irq/20-4900000019:27:100
27177991608,20cyclictest5076-21latency_hist19:50:020
271779916054,24cyclictest101ktimersoftd/020:30:040
271779916053,14cyclictest10150irq/55-4a10000023:17:220
271779915852,12cyclictest101ktimersoftd/023:34:110
271779915718,46cyclictest6290-21wget00:05:130
271779915049,14cyclictest10150irq/55-4a10000021:53:510
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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