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2025-12-12 - 13:28
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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 Dec 12, 2025 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1050121680,4sleep2637699cyclictest01:46:182
1773911060,4ptp4l401ktimersoftd/320:27:513
6366996963,3cyclictest25-21ksoftirqd/100:13:381
177391690,1ptp4l401ktimersoftd/323:03:463
177391680,10ptp4l401ktimersoftd/300:00:353
7902650,1sleep20-21swapper/201:34:012
61812644,49sleep00-21swapper/020:27:240
306982640,2sleep00-21swapper/001:32:150
227632630,2sleep30-21swapper/301:23:263
6366996254,4cyclictest25-21ksoftirqd/122:28:351
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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