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2026-01-10 - 03:12
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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 Jan 10, 2026 00:44:59)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
124021590,3sleep30-21swapper/323:50:313
124021590,3sleep30-21swapper/323:50:313
1552821310,4sleep014958-21/usr/sbin/munin20:05:390
1601321180,4sleep10-21swapper/122:58:571
1601321180,4sleep10-21swapper/122:58:571
1601321180,4sleep10-21swapper/122:58:571
828921090,3sleep00-21swapper/023:56:470
828921090,3sleep00-21swapper/023:56:470
3134621070,2sleep10-21swapper/122:40:441
803321060,2sleep012-21ksoftirqd/023:24:080
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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