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2026-09-04 - 11:01
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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 Sep 04, 2026 00:44:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
26814269910292,7cyclictest2777033-21kworker/u4:0+events_unbound22:23:070
2681427999935,50cyclictest0-21swapper/122:20:371
2681426999688,6cyclictest2861625-21kworker/u4:12+events_unbound23:58:250
2681426999084,4cyclictest2764200-21kworker/u4:18+events_unbound22:18:050
2681426998982,5cyclictest2728355-21kworker/u4:14+events_unbound21:32:550
2681426998529,46cyclictest53-21kswapd023:45:090
2681426998478,4cyclictest2857174-21kworker/u4:5+events_unbound23:53:240
2681427998235,29cyclictest0-21swapper/122:35:351
2681426998274,6cyclictest2782152-21kworker/u4:4+events_unbound22:28:070
2681426997971,6cyclictest2755839-21kworker/u4:13+events_unbound21:58:020
2681426997771,4cyclictest151ktimers/023:01:580
2681426997568,5cyclictest2695617-21kworker/u4:5+events_unbound20:02:380
2681426997164,5cyclictest2874369-21kworker/u4:7+events_unbound00:38:310
268142799702,15cyclictest2880053-21ssh00:18:381
2681426997062,6cyclictest2746703-21kworker/u4:4+events_unbound21:48:010
268142799692,14cyclictest2725449-21ssh21:24:201
2681426996925,38cyclictest25650irq/23-42890000.ethernet20:50:120
2681427996837,27cyclictest2681767-21sed19:10:161
2681427996813,33cyclictest2800899-21ssh22:48:511
2681426996860,6cyclictest2670078-21kworker/u4:3+events_unbound19:27:320
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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