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2026-04-08 - 00:29
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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 792 highest latencies:
System rack8slot1.osadl.org (updated Tue Apr 07, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
18937993191723,0cyclictest4450-21runrttasks07:03:310
18937992984632,0cyclictest26826-21latency_hist12:03:320
18937992622757,0cyclictest13166-21munin-node09:53:340
18937992578224,0cyclictest8424-1kworker/0:0H07:58:330
18937992488762,0cyclictest9-21ksoftirqd/007:28:330
18937992423705,0cyclictest9-21ksoftirqd/007:48:320
18937992416266,0cyclictest8424-1kworker/0:0H08:48:330
18937992400614,0cyclictest9-21ksoftirqd/009:43:320
18937992371808,0cyclictest9-21ksoftirqd/008:18:330
18937992366565,0cyclictest0-21swapper10:28:330
18937992363221,0cyclictest8424-1kworker/0:0H10:48:330
18937992353135,0cyclictest8424-1kworker/0:0H09:18:320
18937992343722,0cyclictest14419-21latency_hist11:28:330
18937992339261,0cyclictest8424-1kworker/0:0H12:23:320
18937992327672,0cyclictest4207-21snmpd08:08:320
18937992325636,0cyclictest0-21swapper09:38:330
18937992321598,0cyclictest29027-21latency_hist10:38:330
18937992306549,0cyclictest0-21swapper11:38:320
18937992288574,0cyclictest0-21swapper12:08:320
18937992270233,0cyclictest8424-1kworker/0:0H10:53:360
18937992259272,0cyclictest8424-1kworker/0:0H10:58:320
18937992259102,0cyclictest8424-1kworker/0:0H09:28:330
18937992256592,0cyclictest30384-21ls12:13:360
18937992243529,0cyclictest9-21ksoftirqd/008:58:330
18937992124269,0cyclictest8424-1kworker/0:0H10:08:330
18937992112257,0cyclictest8424-1kworker/0:0H07:38:320
18937992102292,0cyclictest8424-1kworker/0:0H11:48:330
18937992078299,0cyclictest8424-1kworker/0:0H07:53:370
18937992075190,0cyclictest8424-1kworker/0:0H12:28:320
18937992048254,0cyclictest8424-1kworker/0:0H09:58:340
18937992045296,0cyclictest8424-1kworker/0:0H11:58:320
18937992044250,0cyclictest8424-1kworker/0:0H08:28:340
18937992025246,0cyclictest8424-1kworker/0:0H10:23:330
18937992011287,0cyclictest8424-1kworker/0:0H11:23:330
1893799194828,0cyclictest7397-21grep09:35:500
18937991943314,0cyclictest8424-1kworker/0:0H07:08:330
18937991905275,0cyclictest8424-1kworker/0:0H12:18:330
18937991899211,0cyclictest8424-1kworker/0:0H08:03:370
18937991867267,0cyclictest8424-1kworker/0:0H08:53:360
18937991827224,0cyclictest8424-1kworker/0:0H11:33:370
18937991814294,0cyclictest8424-1kworker/0:0H10:13:360
18937991808614,0cyclictest9-21ksoftirqd/008:38:330
18937991799252,0cyclictest8424-1kworker/0:0H09:13:360
18937991788129,0cyclictest8424-1kworker/0:0H11:43:320
18937991778217,0cyclictest8424-1kworker/0:0H08:23:320
18937991774721,0cyclictest13182-21seq09:53:360
189379917541666,0cyclictest30902-21latency_hist10:43:330
18937991746208,0cyclictest8424-1kworker/0:0H09:03:330
18937991739140,0cyclictest8424-1kworker/0:0H11:08:330
18937991735257,0cyclictest8424-1kworker/0:0H11:13:430
18937991730251,0cyclictest8424-1kworker/0:0H07:18:320
18937991700242,0cyclictest8424-1kworker/0:0H09:08:310
18937991688633,0cyclictest18525-21ls08:33:360
18937991667377,0cyclictest9-21ksoftirqd/007:15:410
1893799163432,0cyclictest2123-21grep07:45:510
18937991628328,0cyclictest8424-1kworker/0:0H08:13:370
18937991603282,0cyclictest9-21ksoftirqd/007:35:420
18937991583495,0cyclictest9-21ksoftirqd/007:25:460
1893799158025,0cyclictest8424-1kworker/0:0H08:45:490
18937991575203,0cyclictest8424-1kworker/0:0H11:03:320
18937991553188,0cyclictest8424-1kworker/0:0H10:03:320
18937991479238,0cyclictest8424-1kworker/0:0H11:18:320
18937991474158,0cyclictest0-21swapper10:20:430
18937991446438,0cyclictest9-21ksoftirqd/011:55:540
18937991440212,0cyclictest0-21swapper10:35:520
18937991421211,0cyclictest8424-1kworker/0:0H09:23:330
1019810,0rcuc/00-21swapper06:58:260
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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