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2026-04-12 - 15:38
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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 Sun Apr 12, 2026 09:06:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2411927410,2sleep012-21ksoftirqd/007:12:200
2411927410,2sleep012-21ksoftirqd/007:12:200
2221321060,5sleep122207-21find08:32:201
295621030,3sleep20-21swapper/207:42:172
295621030,3sleep20-21swapper/207:42:172
1838121030,1sleep012-21ksoftirqd/008:22:180
1838121030,1sleep012-21ksoftirqd/008:22:180
49402970,4sleep14936-21find07:47:181
49402970,4sleep14936-21find07:47:181
164312920,3sleep216430-21grep08:17:172
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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