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2026-01-07 - 07:09
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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: reduced 
Duration: 5 hours, 33 minutes
Characteristics of the 10 highest latencies:
System rack8slot1.osadl.org (updated Wed Jan 07, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
191419939913934,0cyclictest26630-21cat00:13:410
19141993360815,0cyclictest0-21swapper23:45:050
19141993287397,0cyclictest0-21swapper23:11:090
19141993120570,0cyclictest9-21ksoftirqd/023:59:270
191419930362161,0cyclictest9-21ksoftirqd/023:25:030
191419929721615,0cyclictest0-21swapper23:29:050
19141992789240,0cyclictest20800-1kworker/0:2H20:08:490
19141992719643,0cyclictest9-21ksoftirqd/023:08:430
19141992471722,0cyclictest24429-21latency_hist19:23:480
19141992341229,0cyclictest20800-1kworker/0:2H23:13:460
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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