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2026-08-01 - 07:35
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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 20 highest latencies:
System rack4slot1.osadl.org (updated Sat Aug 01, 2026 00:45:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2071728290,3sleep00-21swapper/019:11:340
2274021960,4sleep319415-21kworker/3:200:45:173
2274021960,4sleep319415-21kworker/3:200:45:173
2452421310,3sleep00-21swapper/021:34:420
2452421310,3sleep00-21swapper/021:34:420
3242721180,2chrt0-21swapper/119:43:581
3242721180,2chrt0-21swapper/119:43:581
2145621090,3chrt0-21swapper/022:34:590
2145621090,3chrt0-21swapper/022:34:590
2145621090,3chrt0-21swapper/022:34:590
2054021020,3sleep30-21swapper/319:11:333
572621000,3sleep20-21swapper/222:51:212
572621000,3sleep20-21swapper/222:51:212
2084821000,3chrt19149-21kworker/1:319:11:471
178912990,4chrt0-21swapper/323:02:353
178912990,4chrt0-21swapper/323:02:353
137652980,2sleep0151rcuc/020:21:150
137652980,2sleep0151rcuc/020:21:150
135102930,4sleep19142-1kworker/u9:000:01:341
135102930,4sleep19142-1kworker/u9:000:01:341
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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