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2026-04-07 - 13:41
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes
Characteristics of the 376 highest latencies:
System rack8slot1.osadl.org (updated Tue Apr 07, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1199599292629,0cyclictest19581-1kworker/0:0H00:02:450
119959927062639,0cyclictest13818-21cat20:58:320
119959927051655,0cyclictest0-21swapper23:23:310
11995992628781,0cyclictest2990-21sendmail_mailtr00:03:380
11995992470620,0cyclictest7979-21latency_hist20:38:360
11995992376312,0cyclictest19581-1kworker/0:0H23:48:340
11995992349296,0cyclictest19581-1kworker/0:0H23:23:350
11995992346256,0cyclictest19581-1kworker/0:0H22:18:360
11995992342245,0cyclictest15119-1kworker/0:2H21:03:360
11995992341286,0cyclictest19581-1kworker/0:0H22:58:350
11995992316813,0cyclictest19421-21munin-node23:08:360
11995992315598,0cyclictest9-21ksoftirqd/019:28:350
11995992272281,0cyclictest15119-1kworker/0:2H19:43:360
11995992216631,0cyclictest16698-21latency_hist21:08:350
1199599219933,0cyclictest11994-21cyclictest00:09:410
11995992162141,0cyclictest19581-1kworker/0:0H22:03:370
11995992135724,0cyclictest3118-21munin-node20:23:350
11995992099246,0cyclictest15119-1kworker/0:2H20:18:360
11995992030233,0cyclictest19581-1kworker/0:0H00:18:360
11995991988163,0cyclictest19581-1kworker/0:0H23:03:350
11995991960151,0cyclictest15119-1kworker/0:2H19:03:380
11995991959199,0cyclictest15119-1kworker/0:2H19:03:320
119959919421802,0cyclictest22812-21seq19:38:360
11995991935728,0cyclictest24896-21sendmail_mailtr21:38:360
11995991872178,0cyclictest19581-1kworker/0:0H21:18:370
11995991856230,0cyclictest15119-1kworker/0:2H20:58:370
11995991842675,0cyclictest9-21ksoftirqd/022:08:360
11995991839619,0cyclictest9-21ksoftirqd/020:08:350
11995991830687,0cyclictest9-21ksoftirqd/022:28:360
11995991805721,0cyclictest29759-21munin-node23:43:350
11995991796225,0cyclictest15119-1kworker/0:2H19:48:360
11995991793289,0cyclictest19581-1kworker/0:0H22:48:350
11995991793246,0cyclictest19581-1kworker/0:0H21:48:360
11995991788254,0cyclictest15119-1kworker/0:2H20:43:360
11995991771173,0cyclictest15119-1kworker/0:2H20:03:350
1199599175629,0cyclictest19581-1kworker/0:0H22:26:200
11995991710620,0cyclictest21020-21munin-node21:23:360
11995991706289,0cyclictest15119-1kworker/0:2H19:58:350
11995991701211,0cyclictest15119-1kworker/0:2H19:23:390
11995991685233,0cyclictest15119-1kworker/0:2H20:48:360
11995991674247,0cyclictest19581-1kworker/0:0H21:43:370
1199599163630,0cyclictest9417-21latency_hist00:28:370
11995991609267,0cyclictest19581-1kworker/0:0H22:43:360
11995991605225,0cyclictest15119-1kworker/0:2H20:13:460
11995991603431,0cyclictest9-21ksoftirqd/021:13:400
11995991589263,0cyclictest19581-1kworker/0:0H22:13:390
11995991585215,0cyclictest19581-1kworker/0:0H23:28:350
11995991502219,0cyclictest15119-1kworker/0:2H20:33:560
11995991476249,0cyclictest9-21ksoftirqd/020:31:190
11995991466176,0cyclictest19581-1kworker/0:0H23:33:500
11995991465276,0cyclictest19581-1kworker/0:0H22:53:460
11995991446537,0cyclictest9-21ksoftirqd/019:13:450
11995991438581,0cyclictest9-21ksoftirqd/000:23:400
11995991430563,0cyclictest9-21ksoftirqd/023:53:470
119959914121339,0cyclictest0-21swapper22:38:310
11995991396685,0cyclictest9-21ksoftirqd/023:13:500
11995991388236,0cyclictest19581-1kworker/0:0H21:53:450
11995991347484,0cyclictest9-21ksoftirqd/019:53:470
11995991345285,0cyclictest19581-1kworker/0:0H23:38:390
11995991343257,0cyclictest15119-1kworker/0:2H19:23:340
11995991332145,0cyclictest15119-1kworker/0:2H19:13:400
11995991321273,0cyclictest19581-1kworker/0:0H21:33:460
11995991266234,0cyclictest19581-1kworker/0:0H21:28:400
11995991185708,0cyclictest30737-21cron21:58:370
11995991072685,0cyclictest9-21ksoftirqd/000:13:450
11995991055610,0cyclictest9-21ksoftirqd/019:33:480
1199599923202,0cyclictest19581-1kworker/0:0H22:39:510
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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