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2026-03-19 - 08:23
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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 rack9slot4.osadl.org (updated Thu Mar 19, 2026 00:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
303749911666cyclictest6452-21latency_hist20:29:570
28892111580sleep0-21swapper/116:34:381
30374991138cyclictest0-21swapper/018:45:000
30374991103cyclictest18567-21latency_hist19:24:590
30374991088cyclictest0-21swapper/019:59:580
303749910713cyclictest0-21swapper/021:39:550
303749910713cyclictest0-21swapper/021:39:550
30374991068cyclictest0-21swapper/021:55:370
303749910656cyclictest4155-21latency_hist16:55:030
30177110671sleep0-21swapper/016:34:580
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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