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2026-01-08 - 06:25
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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 rackbslot6.osadl.org (updated Thu Jan 08, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
802521740,4sleep3360599cyclictest00:50:003
265721690,4sleep3360599cyclictest22:02:103
2312321610,4sleep1359399cyclictest22:55:031
1481521500,5sleep0358899cyclictest22:14:560
1397521480,4sleep0358899cyclictest20:50:010
1068911210,8ptp4l7864-21kworker/3:019:20:583
311642800,4sleep031168-21unixbench_singl21:25:090
30022750,5sleep10-21swapper/119:20:071
106891720,1ptp4l401ktimersoftd/323:14:273
306192710,2sleep30-21swapper/323:35:003
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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