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2025-10-18 - 15:37
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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 Oct 18, 2025 12:44:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3208421570,4sleep30-21swapper/309:26:323
3208421570,4sleep30-21swapper/309:26:323
129852840,2sleep10-21swapper/112:28:311
129852840,2sleep10-21swapper/112:28:311
105562800,2sleep1211ksoftirqd/111:05:321
105562800,2sleep1211ksoftirqd/111:05:321
105562800,2sleep1211ksoftirqd/111:05:321
10172997839,27cyclictest38850irq/55-eth011:05:210
10172997839,27cyclictest38850irq/55-eth011:05:210
10172997839,27cyclictest38850irq/55-eth011:05:210
138732700,3sleep10-21swapper/110:29:351
138732700,3sleep10-21swapper/110:29:351
62922630,3sleep06280-21ssh12:20:260
62922630,3sleep06280-21ssh12:20:260
92532590,4sleep28744-21ls07:10:252
92532590,4sleep28744-21ls07:10:252
81962590,3sleep10-21swapper/111:02:431
81962590,3sleep10-21swapper/111:02:431
177922590,3chrt211ksoftirqd/111:15:291
177922590,3chrt211ksoftirqd/111:15:291
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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