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2026-05-19 - 16:28
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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 50 highest latencies:
System rack7slot2.osadl.org (updated Tue May 19, 2026 12:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2522608999836,36cyclictest0-21swapper/009:40:190
2522608999674,15cyclictest2687492-21kworker/u4:0-rpciod12:05:060
2522609999466,22cyclictest2733071-21sh12:35:141
2522609999384,7cyclictest2669743-21kworker/u4:3+events_unbound11:39:141
2522609998981,6cyclictest2600052-21kworker/u4:10+events_unbound10:09:061
2522609998881,5cyclictest2696368-21kworker/u4:4+events_unbound11:59:161
2522609998880,5cyclictest2595579-21kworker/u4:7+events_unbound09:59:051
2522608998546,26cyclictest53-21kswapd009:35:070
2522608998535,45cyclictest0-21swapper/008:55:110
2522608998476,5cyclictest2544368-21kworker/u4:11+events_unbound08:50:020
2522609998275,5cyclictest2544368-21kworker/u4:11+events_unbound08:48:551
2522609998073,5cyclictest2530217-21kworker/u4:10+events_unbound08:18:531
252260899793,24cyclictest2548244-21apt-get08:50:090
2522608997750,23cyclictest53-21kswapd011:35:090
2522609997668,6cyclictest2608922-21kworker/u4:6+events_unbound10:14:061
2522609997366,5cyclictest2674192-21kworker/u4:8+events_unbound11:49:151
2522608997329,29cyclictest2554267-21fschecks_time09:10:250
2522609997265,5cyclictest2709050-21kworker/u4:2+events_unbound12:17:001
2522609997263,7cyclictest2573898-21kworker/u4:0+events_unbound09:44:021
2522609997253,6cyclictest2709051-21kworker/u4:3+events_unbound12:09:171
252260899726,62cyclictest2598448-21ssh10:00:270
252260899722,6cyclictest2716360-21ld12:15:300
2522608996839,27cyclictest2671645-21sshd11:24:530
2522609996760,5cyclictest2536710-21kworker/u4:4+events_unbound08:08:521
2522608996737,28cyclictest2542271-21fschecks_count08:25:200
252260899673,60cyclictest2541307-21ntpq08:20:240
2522608996719,29cyclictest0-21swapper/010:40:130
2522609996658,6cyclictest2544368-21kworker/u4:11+events_unbound08:55:001
2522609996658,6cyclictest2539254-21kworker/u4:15+events_unbound08:33:541
2522609996657,7cyclictest2717874-21kworker/u4:3+events_unbound12:24:181
2522609996657,6cyclictest2643739-21kworker/u4:6+events_unbound11:10:011
252260899668,52cyclictest2572152-21ssh09:30:290
2522608996637,26cyclictest2675588-21systemd11:29:130
2522608996636,28cyclictest2693567-21latency_hist11:50:010
252260899662,8cyclictest2706765-21sed12:05:020
2522608996626,37cyclictest0-21swapper/011:55:010
2522609996558,5cyclictest2536711-21kworker/u4:5+events_unbound08:40:011
2522608996557,6cyclictest2604494-21kworker/u4:4+events_unbound10:19:060
2522608996535,28cyclictest2563830-21unixbench-2d09:20:370
2522608996533,30cyclictest2534181-21latency_hist07:55:000
2522609996454,7cyclictest2586651-21kworker/u4:3+events_unbound10:00:431
252260899643,15cyclictest2686088-21ps11:40:430
252260899642,7cyclictest2641115-21munin-run10:50:010
252260899641,5cyclictest2602944-21ntpq10:05:320
252260899633,55cyclictest2606446-21apt-get10:10:100
252260899633,55cyclictest2584588-21ssh09:45:150
2522608996333,27cyclictest2530270-21sendmail07:40:000
2522608996332,28cyclictest2729918-21unixbench_multi12:30:400
252260899632,13cyclictest2537507-21ntpq08:05:270
252260899622,5cyclictest2546505-21ntpq08:40:310
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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