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2026-09-10 - 16:18
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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 Thu Sep 10, 2026 12:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2835414999887,7cyclictest2843025-21kworker/u4:9+events_unbound09:15:230
2835414999282,7cyclictest53-21kswapd012:25:130
2835414999261,5cyclictest2898404-21fschecks_count09:45:190
2835414999080,7cyclictest2994276-21kworker/u4:5+events_unbound11:40:540
2835414998980,7cyclictest2914088-21kworker/u4:14+events_unbound10:05:330
2835414998676,7cyclictest2909499-21kworker/u4:4+events_unbound10:10:340
2835414998275,5cyclictest2945007-21kworker/u4:3+events_unbound10:45:400
2835415997645,29cyclictest2871542-21sshd09:15:211
2835414997668,6cyclictest2953452-21kworker/u4:17+events_unbound10:55:440
2835414997665,8cyclictest2923122-21kworker/u4:15+events_unbound10:25:350
2835415997564,7cyclictest2855818-21kworker/u4:5+events_unbound08:30:131
2835414997567,6cyclictest3016301-21kworker/u4:6+events_unbound12:05:560
2835414997565,7cyclictest2923121-21kworker/u4:12+events_unbound10:15:350
283541499752,31cyclictest2992679-21ssh11:30:390
2835414997466,6cyclictest2835333-21kworker/u4:2+events_unbound07:24:510
2835415997136,32cyclictest2840537-21grep07:30:021
2835415997063,5cyclictest2824050-21kworker/u4:13+events_unbound07:19:471
2835414997062,6cyclictest2980634-21kworker/u4:11+events_unbound11:25:500
2835414997062,6cyclictest2868920-21kworker/u4:14+events_unbound09:20:240
2835414997055,12cyclictest2909503-21kworker/u4:9+events_unbound10:00:320
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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