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2025-11-19 - 01:14
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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 rack9slot4.osadl.org (updated Tue Nov 18, 2025 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
10723112183sleep0-21swapper/120:00:401
10849111175sleep0-21swapper/020:00:440
10955991037cyclictest0-21swapper/021:01:070
109559910334cyclictest0-21swapper/023:11:080
109559910226cyclictest4300-21missed_timers01:21:310
109559910224cyclictest24676-21latency_hist22:15:490
109559910212cyclictest0-21swapper/022:43:330
10955991019cyclictest0-21swapper/020:51:190
109559910125cyclictest19640-21missed_timers23:01:250
109559910125cyclictest19640-21missed_timers23:01:250
109559910023cyclictest4639-21sed21:21:290
109559910022cyclictest24451-21latency_hist23:10:510
1095599999cyclictest0-21swapper/023:30:000
1095599988cyclictest0-21swapper/001:18:370
10955999721cyclictest16546-21systemd-cgroups23:51:290
10955999720cyclictest30561-21latency_hist22:25:500
10955999710cyclictest0-21swapper/021:26:230
1095599968cyclictest0-21swapper/000:02:000
10955999624cyclictest12764-21latency_hist22:50:510
10955999623cyclictest304-21snmpd21:35:590
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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