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2026-03-14 - 17:53
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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
Characteristics of the 20 highest latencies:
System rackfslot0.osadl.org (updated Sat Mar 14, 2026 00:55:21)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2347234992070,172cyclictest0-21swapper/1720:07:159
234721399195150,9cyclictest0-21swapper/920:07:1531
234722299190121,39cyclictest1223-21dbus-daemon20:07:154
234723599186150,13cyclictest0-21swapper/1820:07:1510
234719699186146,4cyclictest0-21swapper/420:07:1426
234718799184123,29cyclictest0-21swapper/120:07:151
234723199183117,39cyclictest2399952-21gdbus20:07:146
234723699182149,15cyclictest0-21swapper/1920:07:1411
234721099182120,30cyclictest0-21swapper/820:07:1430
23471879918178,86cyclictest0-21swapper/121:45:161
23471879918178,86cyclictest0-21swapper/121:45:161
234723299180119,31cyclictest0-21swapper/1520:07:147
234723399175141,12cyclictest0-21swapper/1620:07:158
234721799173146,5cyclictest0-21swapper/1120:07:153
234720699173143,9cyclictest0-21swapper/720:07:1529
23472069917185,59cyclictest469791-21kworker/u64:1+efi_rts_wq00:05:1629
23472069917185,59cyclictest469791-21kworker/u64:1+efi_rts_wq00:05:1629
23472349916987,65cyclictest0-21swapper/1721:55:159
23472349916987,65cyclictest0-21swapper/1721:55:159
234720199166135,16cyclictest0-21swapper/520:07:1527
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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