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2026-07-14 - 19:05
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 100 highest latencies:
System rack6slot0.osadl.org (updated Tue Jul 14, 2026 13:03:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
663399286272,12cyclictest372-21kswapd010:35:3034
663399286272,12cyclictest372-21kswapd010:35:2934
667599283273,7cyclictest3341rcuc/3910:35:3033
667599283273,7cyclictest3341rcuc/3910:35:3033
664699230225,3cyclictest19916-21as10:35:318
664699230225,3cyclictest19916-21as10:35:308
665799218209,4cyclictest2461-21CPU18
665799218209,4cyclictest2461-21CPU18
665199215154,58cyclictest3609-21CPU13
665199215154,58cyclictest3609-21CPU13
665399213195,13cyclictest0-21swapper/2109:55:1114
665399213195,13cyclictest0-21swapper/2109:55:1114
665399213195,13cyclictest0-21swapper/2109:55:1014
665399208203,3cyclictest142550irq/47-eno1-TxRx-509:19:2914
665399208203,3cyclictest142550irq/47-eno1-TxRx-509:19:2814
665399208203,3cyclictest142550irq/47-eno1-TxRx-509:19:2814
663399207199,4cyclictest37267-21CPU34
663399207199,4cyclictest37267-21CPU34
665199204198,3cyclictest18577-21kworker/u81:2+events_unbound10:35:3113
665199204198,3cyclictest18577-21kworker/u81:2+events_unbound10:35:3013
665699202194,5cyclictest372-21kswapd010:35:3117
665699202194,5cyclictest372-21kswapd010:35:3117
664399202189,11cyclictest0-21swapper/1309:41:355
664399202189,11cyclictest0-21swapper/1309:41:355
664399202189,11cyclictest0-21swapper/1309:41:345
663299202172,14cyclictest0-21swapper/307:40:3823
663299202172,14cyclictest0-21swapper/307:40:3723
665399201192,7cyclictest0-21swapper/2109:23:2014
665399201192,7cyclictest0-21swapper/2109:23:1914
663099200193,3cyclictest0-21swapper/110:50:301
663099200193,3cyclictest0-21swapper/110:50:301
663099200193,3cyclictest0-21swapper/110:50:301
666999198189,7cyclictest0-21swapper/3610:23:5730
666999198189,7cyclictest0-21swapper/3610:23:5730
666999198189,7cyclictest0-21swapper/3610:23:5730
665399197190,5cyclictest0-21swapper/2112:28:2614
665399197190,5cyclictest0-21swapper/2112:28:2614
665399197190,5cyclictest0-21swapper/2112:28:2514
665399196190,4cyclictest0-21swapper/2108:47:0314
665399196190,4cyclictest0-21swapper/2108:47:0314
665399196187,5cyclictest2466-21CPU14
665399196187,5cyclictest2466-21CPU14
663299196188,6cyclictest0-21swapper/311:16:0723
663299196188,6cyclictest0-21swapper/311:16:0723
663299195190,4cyclictest0-21swapper/312:00:4623
663299195190,4cyclictest0-21swapper/312:00:4623
665399194184,9cyclictest0-21swapper/2110:28:5014
665399194184,9cyclictest0-21swapper/2110:28:4914
665399193186,5cyclictest0-21swapper/2109:40:1614
665399193186,5cyclictest0-21swapper/2109:40:1614
665399193186,5cyclictest0-21swapper/2109:40:1614
666799192180,7cyclictest0-21swapper/3410:07:5328
666799192180,7cyclictest0-21swapper/3410:07:5328
665799192176,13cyclictest0-21swapper/2512:09:3818
665799192176,13cyclictest0-21swapper/2512:09:3818
665799192176,13cyclictest0-21swapper/2512:09:3818
663299192186,4cyclictest0-21swapper/311:22:0023
663299192186,4cyclictest0-21swapper/311:21:5923
665499191185,4cyclictest0-21swapper/2209:05:5815
665499191185,4cyclictest0-21swapper/2209:05:5715
663299191185,4cyclictest0-21swapper/311:48:3323
663299191185,4cyclictest0-21swapper/311:48:3323
663299191185,4cyclictest0-21swapper/311:48:3323
663299191178,5cyclictest6693-21sshd11:25:5923
663299191178,5cyclictest6693-21sshd11:25:5923
663299191178,5cyclictest6693-21sshd11:25:5923
663299191150,24cyclictest0-21swapper/309:11:0423
663299191150,24cyclictest0-21swapper/309:11:0423
663299191150,24cyclictest0-21swapper/309:11:0423
665399190183,5cyclictest0-21swapper/2107:25:0014
665399190183,5cyclictest0-21swapper/2107:25:0014
662899190181,8cyclictest0-21swapper/009:37:390
662899190181,8cyclictest0-21swapper/009:37:390
665799189180,7cyclictest0-21swapper/2508:21:0118
665799189180,7cyclictest0-21swapper/2508:21:0118
665499189178,8cyclictest0-21swapper/2209:00:3815
665499189178,8cyclictest0-21swapper/2209:00:3715
665399188180,6cyclictest17483-21nfsd09:48:2114
665399188180,6cyclictest17483-21nfsd09:48:2114
665599187183,2cyclictest0-21swapper/2309:19:4816
665599187183,2cyclictest0-21swapper/2309:19:4816
665599187183,2cyclictest0-21swapper/2309:19:4716
665499187179,6cyclictest0-21swapper/2212:28:2815
665499187179,6cyclictest0-21swapper/2212:28:2715
665499187179,6cyclictest0-21swapper/2212:28:2715
665499187175,10cyclictest0-21swapper/2207:35:1915
665499187175,10cyclictest0-21swapper/2207:35:1915
665499186175,9cyclictest0-21swapper/2209:21:4515
665499186175,9cyclictest0-21swapper/2209:21:4415
663599186177,6cyclictest0-21swapper/612:20:4536
663599186177,6cyclictest0-21swapper/612:20:4436
663299186179,4cyclictest0-21swapper/312:34:0823
663299186179,4cyclictest0-21swapper/312:34:0823
663299186179,4cyclictest0-21swapper/312:34:0723
663299186179,4cyclictest0-21swapper/312:34:0723
663299186178,5cyclictest0-21swapper/312:20:5423
663299186178,5cyclictest0-21swapper/312:20:5323
665199185150,28cyclictest0-21swapper/2009:54:5713
665199185150,28cyclictest0-21swapper/2009:54:5713
665199185140,32cyclictest1367-21dbus-daemon09:22:2613
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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