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2025-11-16 - 22:45
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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 Nov 16, 2025 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
401521750,2sleep00-21swapper/012:02:330
1572521560,5sleep11553999cyclictest13:28:501
34021340,4sleep09-21ksoftirqd/012:35:250
177391910,4ptp4l401ktimersoftd/308:10:453
177391870,1ptp4l401ktimersoftd/312:25:263
20552680,4sleep01553499cyclictest09:59:280
20552680,4sleep01553499cyclictest09:59:280
308042640,3sleep030786-21munin-run13:44:190
153612624,47sleep00-21swapper/008:13:220
151382624,10sleep10-21swapper/108:10:291
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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