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2026-04-25 - 05:03
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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 rack7slot8.osadl.org (updated Fri Apr 24, 2026 14:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
12229218422,55sleep012251-21ntpq07:05:280
130869911152,40cyclictest0-21swapper/010:30:210
6982210718,13sleep0101ktimersoftd/011:00:220
130869910519,32cyclictest27055-21df08:05:160
130869910358,28cyclictest101ktimersoftd/008:37:110
13086999954,27cyclictest101ktimersoftd/009:57:120
1308699995,37cyclictest18597-21users11:45:520
13086999840,38cyclictest0-21swapper/012:32:240
13086999757,24cyclictest101ktimersoftd/010:17:330
13086999757,11cyclictest101ktimersoftd/012:15:340
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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