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2026-03-14 - 16:55
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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 rack4slot1.osadl.org (updated Sat Mar 14, 2026 07:46:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11231214040,7sleep10-21swapper/107:11:491
107422910,4sleep00-21swapper/007:11:400
151162900,1sleep012-21ksoftirqd/007:21:490
151162900,1sleep012-21ksoftirqd/007:21:490
151182860,2sleep10-21swapper/107:21:501
151182860,2sleep10-21swapper/107:21:501
170192680,2sleep10-21swapper/107:26:491
110582550,3sleep20-21swapper/207:11:472
139222540,4chrt21-21ksoftirqd/107:21:261
139222540,4chrt21-21ksoftirqd/107:21:261
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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