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2026-05-03 - 14:33
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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 Sun May 03, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
565922530,2sleep10-21swapper/120:23:501
209221740,5sleep3625099cyclictest01:46:253
1068911590,5ptp4l401ktimersoftd/320:25:493
1584621490,3sleep0623399cyclictest20:43:470
2249921460,3sleep3625099cyclictest20:58:393
865721390,4sleep2624399cyclictest01:53:392
66062770,1sleep20-21swapper/223:39:412
106891720,1ptp4l401ktimersoftd/300:14:203
60142695,50sleep00-21swapper/020:26:450
6243996452,7cyclictest33-21ksoftirqd/201:18:392
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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