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2025-11-09 - 09:42
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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 100 highest latencies:
System rack7slot2.osadl.org (updated Sun Nov 09, 2025 00:44:07)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
246941299138130,6cyclictest2609375-21kworker/u4:4+events_unbound23:43:410
246941299127118,7cyclictest2624538-21kworker/u4:6+events_unbound23:53:410
246941299122112,7cyclictest2525605-21kworker/u4:8+events_unbound21:43:150
246941299116108,6cyclictest2601402-21kworker/u4:16+events_unbound23:28:390
246941299114106,6cyclictest2616805-21kworker/u4:8+events_unbound23:58:440
246941299111102,7cyclictest2533368-21kworker/u4:4+events_unbound21:53:170
246941299108101,5cyclictest2517904-21kworker/u4:10+events_unbound21:33:150
246941299107100,5cyclictest2521721-21kworker/u4:1+events_unbound21:38:140
24694129910597,6cyclictest2541142-21kworker/u4:1+events_unbound22:13:220
24694129910495,7cyclictest2537233-21kworker/u4:7+events_unbound22:03:200
24694129910495,7cyclictest2537233-21kworker/u4:7+events_unbound22:03:200
24694129910484,6cyclictest2525600-21kworker/u4:0+events_unbound21:48:160
24694129910295,5cyclictest2500459-21kworker/u4:7+events_unbound21:13:100
24694129910295,5cyclictest2500459-21kworker/u4:7+events_unbound21:13:090
24694129910192,7cyclictest2559713-21kworker/u4:12+events_unbound22:33:300
2469412999881,6cyclictest2578863-21kworker/u4:8+events_unbound22:53:310
2469414999686,7cyclictest2475802-21kworker/u4:2+events_unbound20:17:591
2469414999686,7cyclictest2475802-21kworker/u4:2+events_unbound20:17:581
2469412999587,6cyclictest2470631-21kworker/u4:4+events_unbound19:12:520
2469414999081,7cyclictest2578862-21kworker/u4:7+events_unbound23:23:371
2469414998782,3cyclictest2474519-21kworker/u4:14+events_unbound19:27:531
2469414998679,5cyclictest2548793-21kworker/u4:14+events_unbound22:13:251
2469412998679,5cyclictest2646414-21kworker/u4:11+events_unbound00:38:550
2469412998375,6cyclictest2475802-21kworker/u4:2+events_unbound20:53:060
2469412998375,6cyclictest2475802-21kworker/u4:2+events_unbound20:18:030
2469412998375,6cyclictest2475802-21kworker/u4:2+events_unbound20:18:020
2469414998177,2cyclictest2500460-21kworker/u4:8+events_unbound21:08:071
2469414998118,19cyclictest0-21swapper/122:00:321
2469414998118,19cyclictest0-21swapper/122:00:311
2469412998173,6cyclictest2541147-21kworker/u4:9+events_unbound22:23:250
2469412998072,6cyclictest2639399-21kworker/u4:4+events_unbound00:18:490
2469412998072,6cyclictest2632228-21kworker/u4:4+events_unbound00:03:440
2469412997971,6cyclictest2483543-21kworker/u4:19+events_unbound20:22:590
2469412997970,7cyclictest2578862-21kworker/u4:7+events_unbound23:13:360
2469414997835,38cyclictest2573545-21ssh22:45:261
2469412997768,6cyclictest2651753-21ld00:30:340
2469414997640,33cyclictest2641183-21/usr/sbin/munin00:15:191
2469412997667,7cyclictest2491347-21kworker/u4:4+events_unbound20:33:050
2469414997570,3cyclictest2473239-21kworker/u4:12+events_unbound19:22:511
2469414997558,12cyclictest2584395-21ssh23:00:141
2469414997465,7cyclictest2500459-21kworker/u4:7+events_unbound21:33:131
2469414997465,7cyclictest2460541-21kworker/u4:13+events_unbound20:02:591
2469414997465,7cyclictest2460541-21kworker/u4:13+events_unbound20:02:591
2469414997465,6cyclictest2578860-21kworker/u4:5+events_unbound22:58:321
2469414997465,6cyclictest2525601-21kworker/u4:3+events_unbound21:43:161
2469414997439,32cyclictest2558427-21gltestperf22:25:271
2469412997464,8cyclictest2559713-21kworker/u4:12+events_unbound22:43:300
2469412997365,5cyclictest2567337-21kworker/u4:10+events_unbound22:50:020
2469414997267,3cyclictest2479675-21kworker/u4:16+events_unbound20:43:051
2469414997263,7cyclictest2470637-21kworker/u4:6+events_unbound20:38:011
2469412997264,6cyclictest2474519-21kworker/u4:14+events_unbound20:07:570
2469412997261,9cyclictest53-21kswapd000:10:130
2469414997161,7cyclictest2474519-21kworker/u4:14+events_unbound20:23:031
2469412996961,6cyclictest2500459-21kworker/u4:7+events_unbound21:30:000
2469414996859,7cyclictest2541147-21kworker/u4:9+events_unbound22:18:241
2469414996859,6cyclictest2639400-21kworker/u4:8+events_unbound00:28:541
2469414996858,7cyclictest2475801-21kworker/u4:1+events_unbound19:37:541
2469414996835,5cyclictest2654309-21/usr/sbin/munin00:35:211
2469414996835,30cyclictest2616805-21kworker/u4:8-rpciod00:00:331
2469412996861,5cyclictest2613353-21kworker/u4:6+events_unbound23:38:390
2469412996759,6cyclictest2477085-21kworker/u4:9+events_unbound19:47:550
2469414996658,6cyclictest2635945-21kworker/u4:2+events_unbound00:10:011
2469414996658,6cyclictest2510724-21kworker/u4:5+events_unbound21:23:091
2469414996658,6cyclictest2478392-21kworker/u4:10+events_unbound20:12:571
2469414996633,5cyclictest2590264-21kworker/u4:3-nfsiod23:25:111
2469412996661,3cyclictest2497783-21kworker/u4:5+events_unbound20:58:060
2469412996660,4cyclictest2548793-21kworker/u4:14+events_unbound22:28:270
2469414996557,5cyclictest2578863-21kworker/u4:8+events_unbound23:18:361
2469412996456,6cyclictest2621172-21kworker/u4:2+events_unbound23:50:010
2469414996356,5cyclictest2635948-21kworker/u4:6+events_unbound00:15:011
2469414996236,5cyclictest2543422-21uname22:05:241
2469412996254,6cyclictest2474519-21kworker/u4:14+events_unbound19:57:550
2469414996129,6cyclictest2527709-21aten_r7power_po21:45:221
2469412996142,11cyclictest0-21swapper/022:05:330
2469412996137,12cyclictest25750irq/23-42890000.ethernet19:10:010
2469412996045,9cyclictest2581550-21mailstats22:55:370
246941499595,51cyclictest2535829-21ssh21:55:251
2469414995951,6cyclictest398-21systemd-logind23:48:421
2469412995850,6cyclictest2500460-21kworker/u4:8+events_unbound21:18:070
2469412995850,6cyclictest2500460-21kworker/u4:8+events_unbound21:18:060
2469412995849,6cyclictest2474519-21kworker/u4:14+events_unbound19:42:550
2469412995737,18cyclictest2480208-21fschecks_time19:50:210
2469414995651,3cyclictest2497781-21kworker/u4:1+events_unbound21:03:081
2469412995646,5cyclictest2647756-21ssh00:25:130
2469414995446,6cyclictest2475803-21kworker/u4:7+events_unbound19:52:591
2469414995445,6cyclictest2479675-21kworker/u4:16+events_unbound19:57:571
2469414995444,8cyclictest379-21dbus-daemon23:38:391
2469412995427,18cyclictest25750irq/23-42890000.ethernet21:05:100
2469412995340,5cyclictest2470631-21kworker/u4:4+events_unbound19:22:540
2469414995244,5cyclictest2515790-21awk21:30:001
2469412995246,5cyclictest2474519-21kworker/u4:14+events_unbound19:32:560
2469414995141,8cyclictest2593489-21kworker/u4:9+events_unbound23:15:001
2469412995144,5cyclictest2508891-21gltestperf21:20:200
2469412995143,6cyclictest2608184-21sh23:30:390
2469414995045,4cyclictest2609375-21kworker/u4:4+events_unbound23:33:401
2469414995043,5cyclictest2479684-21systemd19:47:561
2469414995039,7cyclictest2588053-21dpkg23:05:121
246941299506,10cyclictest0-21swapper/023:00:130
2469414994941,6cyclictest2470631-21kworker/u4:4+events_unbound19:42:581
2469414994940,7cyclictest379-21dbus-daemon23:53:421
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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