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2026-03-12 - 23:47
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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 Wed Mar 11, 2026 20:26:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1143721250,3chrt0-21swapper/019:21:450
1143721250,3chrt0-21swapper/019:21:450
733121190,8sleep27330-21grep19:11:472
733121190,8sleep27330-21grep19:11:472
250112900,3chrt0-21swapper/319:57:493
250112900,3chrt0-21swapper/319:57:493
201722790,2chrt19884-21/usr/sbin/munin19:46:370
90072540,3chrt0-21swapper/319:16:423
90072540,3chrt0-21swapper/319:16:423
63572430,2sleep06111-21ls19:11:330
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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