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2026-05-12 - 15:13
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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 100 highest latencies:
System rack4slot1.osadl.org (updated Tue May 12, 2026 07:26:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
169129620,2sleep012-21ksoftirqd/007:12:530
169129620,2sleep012-21ksoftirqd/007:12:530
142527340,5sleep10-21swapper/107:12:501
142527340,5sleep10-21swapper/107:12:501
53662990,2sleep10-21swapper/107:22:471
53662990,2sleep10-21swapper/107:22:471
17712870,2sleep20-21swapper/207:13:242
17712870,2sleep20-21swapper/207:13:242
43292500,4sleep30-21swapper/307:22:293
43292500,4sleep30-21swapper/307:22:293
11132301,24sleep30-21swapper/307:12:453
11132301,24sleep30-21swapper/307:12:453
175499211,7cyclictest5359-21find07:22:460
175499211,7cyclictest5359-21find07:22:460
1754992016,3cyclictest2899-1kworker/0:0H07:17:400
1754992016,3cyclictest2899-1kworker/0:0H07:17:400
175699191,2cyclictest131rcu_preempt07:22:462
175699191,2cyclictest131rcu_preempt07:22:462
1756991810,6cyclictest2529-21/usr/sbin/munin07:17:352
1756991810,6cyclictest2529-21/usr/sbin/munin07:17:352
175799171,13cyclictest0-21swapper/307:22:363
175799171,13cyclictest0-21swapper/307:22:363
175599179,6cyclictest3155-21awk07:17:431
175599179,6cyclictest3155-21awk07:17:431
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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