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2025-12-08 - 06:10
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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 rack0slot1.osadl.org (updated Mon Dec 08, 2025 00:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3031-211040,1postmaster0-21swapper/123:39:231
290092700,0sleep40-21swapper/421:43:054
42552680,6sleep0190250irq/25-eth020:07:200
7322650,0sleep50-21swapper/519:32:095
299902540,1sleep013-21rcuc/023:22:110
118432510,2sleep1128599cyclictest22:32:051
3118224920,7sleep40-21swapper/418:58:204
3118224920,7sleep40-21swapper/418:58:204
44262470,0sleep10-21swapper/123:27:001
223822440,0sleep50-21swapper/522:57:245
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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