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2026-03-22 - 17:39
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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 Sun Mar 22, 2026 12:44:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
34954179910699,5cyclictest3653101-21kworker/u4:17+events_unbound11:35:121
3495416999487,5cyclictest3551371-21kworker/u4:6+events_unbound09:49:520
3495417999180,7cyclictest3604800-21kworker/u4:0+events_unbound11:10:081
3495417998982,5cyclictest3492906-21kworker/u4:4+events_unbound08:29:381
3495417998881,4cyclictest3591369-21kworker/u4:9+events_unbound10:45:041
3495416998376,5cyclictest3499301-21kworker/u4:20+events_unbound07:39:310
3495416998251,23cyclictest53-21kswapd010:40:120
3495417998172,6cyclictest3492906-21kworker/u4:4+events_unbound07:49:331
3495416998175,4cyclictest3519757-21kworker/u4:2+events_unbound08:59:450
3495416998174,5cyclictest3514634-21kworker/u4:7+events_unbound09:09:480
3495416998174,5cyclictest3492906-21kworker/u4:4+events_unbound08:19:380
3495416997510,17cyclictest3619892-21munin-node10:55:100
3495416997455,14cyclictest3551371-21kworker/u4:6+xprtiod10:10:090
3495417997164,5cyclictest3481519-21kworker/u4:3+events_unbound07:15:011
3495417997062,6cyclictest53-21kswapd010:10:101
3495417997060,8cyclictest3604800-21kworker/u4:0+events_unbound10:40:021
3495417996853,9cyclictest3522408-21modprobe08:55:011
3495416996860,5cyclictest53-21kswapd011:35:120
3495417996551,5cyclictest3600311-21kworker/u4:13+events_unbound10:55:041
3495416996555,7cyclictest0-21swapper/011:55:420
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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