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2026-03-20 - 04:20
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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
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack7slot2.osadl.org (updated Fri Mar 20, 2026 00:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
411799911596,6cyclictest118777-21kworker/u4:6+events_unbound22:02:581
41177999077,10cyclictest53-21kswapd023:25:100
41179998779,6cyclictest88401-21kworker/u4:5+events_unbound21:37:541
41179998678,6cyclictest180702-21kworker/u4:14+events_unbound00:15:011
41177998457,5cyclictest53-21kswapd022:00:350
41179997971,6cyclictest180701-21kworker/u4:13+events_unbound00:38:381
41179997868,8cyclictest154553-21kworker/u4:7+events_unbound22:45:111
41179997467,5cyclictest11681-21kworker/u4:5+events_unbound19:57:281
41177997457,4cyclictest53-21kswapd022:50:010
41177997163,6cyclictest110426-21kworker/u4:0+events_unbound21:52:560
41179997062,6cyclictest176235-21kworker/u4:9+events_unbound23:14:591
41179997058,9cyclictest53-21kswapd021:55:011
41177996961,6cyclictest150072-21kworker/u4:2+events_unbound22:38:150
41179996857,9cyclictest180701-21kworker/u4:13+events_unbound23:48:261
4117799661,51cyclictest170428-21ssh23:00:250
4117799661,51cyclictest170428-21ssh23:00:240
41177996559,4cyclictest128356-21kworker/u4:1+events_unbound22:15:020
41177996557,6cyclictest110426-21kworker/u4:0+events_unbound21:57:590
41177996557,5cyclictest233591-21kworker/u4:7+events_unbound00:13:300
41179996456,6cyclictest198563-21kworker/u4:6+events_unbound00:05:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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