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2024-09-12 - 07:58
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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 Thu Sep 12, 2024 00:44:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
827121460,4sleep30-21swapper/321:54:383
827121460,4sleep30-21swapper/321:54:383
2845221340,2sleep30-21swapper/322:16:133
2845221340,2sleep30-21swapper/322:16:133
279221270,4sleep30-21swapper/300:10:563
74821210,10sleep333-21ksoftirqd/321:46:023
74821210,10sleep333-21ksoftirqd/321:46:023
1087721010,3sleep30-21swapper/323:07:213
1087721010,3sleep30-21swapper/323:07:213
174322990,3sleep30-21swapper/322:40:203
174322990,3sleep30-21swapper/322:40:203
305002980,3sleep30-21swapper/323:28:443
305002980,3sleep30-21swapper/323:28:443
34572970,8sleep23461-21unixbench_singl21:11:132
34572970,8sleep23461-21unixbench_singl21:11:132
8552960,3sleep30-21swapper/321:06:073
8552960,3sleep30-21swapper/321:06:073
256682920,10sleep333-21ksoftirqd/300:38:293
256682920,10sleep333-21ksoftirqd/300:38:293
223512900,4sleep30-21swapper/323:55:373
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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