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2026-03-04 - 11:33
[ 290.152] (II) VESA: driver for VESA chipsets: vesa
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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 50 highest latencies:
System rackeslot2.osadl.org (updated Wed Mar 04, 2026 00:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
39845421960,3sleep30-21swapper/319:56:543
4508582410,2sleep20-21swapper/220:41:492
338016992617,5cyclictest0-21swapper/023:40:010
7072662250,2sleep30-21swapper/323:16:483
33801699246,9cyclictest793994-21systemd00:05:010
338016992411,9cyclictest804349-21cpuspeed_turbos00:11:500
338016992411,5cyclictest671169-21latency_hist22:55:020
33801699237,11cyclictest518056-21kthreadcore21:26:550
33801699234,7cyclictest456614-21date20:45:020
33801699234,6cyclictest514169-21kworker/u16:1+rpciod21:39:030
33801699234,14cyclictest574091-21ssh21:59:350
33801699233,15cyclictest390505-21idleruntime19:51:530
33801699233,14cyclictest359358-21sort19:26:500
338016992315,3cyclictest191rcu_preempt20:20:020
33801699225,7cyclictest582888-21sh22:04:150
33801699225,7cyclictest565112-21sshd21:54:080
33801699225,7cyclictest565112-21sshd21:54:080
33801699225,7cyclictest343844-21sshd19:13:080
33801699225,7cyclictest1996-21runrttasks23:51:380
33801699224,9cyclictest599979-21ssh22:13:370
33801699224,13cyclictest646109-21/usr/sbin/munin22:42:000
33801699224,12cyclictest606825-21cut22:16:560
33801699224,12cyclictest380353-21cut19:41:540
33801699224,11cyclictest420017-21munin-run20:15:020
33801699223,8cyclictest785165-21readlink00:00:010
33801699223,8cyclictest723167-21ssh23:24:480
33801699223,14cyclictest673228-21cat22:56:530
33801699223,13cyclictest426833-21cat20:21:490
33801699223,12cyclictest848245-21cstates00:36:500
338016992219,2cyclictest338014-21cyclictest21:05:000
338016992213,5cyclictest541616-21/usr/sbin/munin21:41:540
338016992212,5cyclictest713792-21taskset23:18:460
338016992210,7cyclictest0-21swapper/021:11:510
338017992118,2cyclictest376859-21grep19:40:001
338017992117,3cyclictest345540-21kthreadcore19:15:031
338017992113,3cyclictest0-21swapper/121:55:001
338017992113,3cyclictest0-21swapper/121:55:001
338017992112,4cyclictest589472-21latency22:06:581
33801699217,9cyclictest798545-21kthreadcore00:06:550
33801699216,6cyclictest1-21systemd22:30:000
33801699216,5cyclictest438254-21systemd20:30:000
33801699215,7cyclictest486576-21diskmemload23:14:160
33801699214,7cyclictest467065-21grep20:51:550
33801699214,7cyclictest442397-21cut20:31:570
33801699214,7cyclictest388510-21cat19:47:020
33801699214,12cyclictest682367-21cut23:01:550
33801699214,12cyclictest616436-21sed22:22:010
33801699214,12cyclictest510864-21cat21:22:020
33801699214,12cyclictest470680-21cut20:56:540
33801699214,12cyclictest461927-21cat20:47:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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