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2025-05-09 - 06:01
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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 Fri May 09, 2025 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1901821840,4sleep22014999cyclictest00:12:242
846721820,5sleep32015799cyclictest22:10:043
1532421600,3sleep12014399cyclictest02:40:101
1518911230,8ptp4l4958-21kworker/3:221:25:263
151891760,1ptp4l401ktimersoftd/302:54:493
199102704,10sleep00-21swapper/021:28:100
151891690,1ptp4l401ktimersoftd/301:06:033
151891690,1ptp4l401ktimersoftd/300:38:223
151891660,1ptp4l401ktimersoftd/323:41:523
20149996454,5cyclictest33-21ksoftirqd/221:50:002
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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