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2025-11-24 - 22:58
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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 Mon Nov 24, 2025 13:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
12795220826,50sleep00-21swapper/007:07:310
131529910563,25cyclictest101ktimersoftd/010:22:120
131529910560,28cyclictest101ktimersoftd/010:12:130
131529910365,24cyclictest101ktimersoftd/009:20:380
131529910179,14cyclictest0-21swapper/007:10:040
131529910173,11cyclictest101ktimersoftd/009:05:350
131529910155,12cyclictest101ktimersoftd/007:17:110
13152999826,20cyclictest2430-21ntp_states08:35:410
13152999751,30cyclictest101ktimersoftd/012:17:060
13152999741,18cyclictest11720-21runrttasks11:15:300
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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