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2026-02-28 - 01:37
[ 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
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rack0slot2.osadl.org (updated Sat Feb 28, 2026 00:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
110658826840,8sleep50-21swapper/519:04:135
1106948994942,5cyclictest1167908-21latency_hist19:34:497
1106938994946,2cyclictest1542901-21kworker/u16:4+events_unbound22:34:504
1106938994744,2cyclictest1578445-21kworker/u16:1+events_unbound22:59:454
1106942994643,2cyclictest1195323-21kworker/u16:0+events_unbound20:45:125
626589450,38rtkit-daemon0-21swapper/619:00:036
1106938994543,2cyclictest1411256-21kworker/u16:1+events_unbound21:34:504
1106938994442,2cyclictest1661960-21kworker/u16:4+events_unbound00:25:114
1106942994341,2cyclictest1746925-21kworker/u16:3+events_unbound00:07:305
1106938994341,2cyclictest1432783-21kworker/u16:2+flush-8:021:46:544
1106948994238,3cyclictest1542392-21ssh22:29:397
1106944994240,2cyclictest1746925-21kworker/u16:3+events_unbound00:21:386
1106938994240,2cyclictest1746925-21kworker/u16:3+events_unbound00:12:174
1106938994240,2cyclictest1661960-21kworker/u16:4+events_unbound00:17:344
110651324215,9sleep40-21swapper/419:03:084
1106948994139,1cyclictest0-21swapper/700:23:147
1106944994139,2cyclictest1458130-21kworker/u16:4+events_unbound22:03:096
1106938994139,2cyclictest1578445-21kworker/u16:1+events_unbound23:34:304
1106938994139,2cyclictest1519040-21kworker/u16:3+events_unbound22:21:464
11063562415,31sleep70-21swapper/719:00:547
1106944994038,2cyclictest1746925-21kworker/u16:3+events_unbound00:33:286
1106944994038,2cyclictest1588165-21kworker/u16:2+events_unbound23:19:026
1106944994038,2cyclictest1578445-21kworker/u16:1+events_unbound23:21:546
1106944994038,2cyclictest1578445-21kworker/u16:1+events_unbound22:48:456
1106944994038,2cyclictest1542901-21kworker/u16:4+events_unbound22:40:586
1106942994038,2cyclictest1697782-21kworker/u16:0+events_unbound23:59:455
1106942994038,2cyclictest1661960-21kworker/u16:4+flush-8:000:25:135
1106942994038,2cyclictest1661960-21kworker/u16:4+events_unbound00:34:445
1106942994038,2cyclictest1578445-21kworker/u16:1+events_unbound22:51:425
1106938994038,2cyclictest1661960-21kworker/u16:4+events_unbound00:29:574
1106938994038,2cyclictest1578445-21kworker/u16:1+events_unbound23:29:184
1106938994038,2cyclictest1506825-21kworker/u16:2+events_unbound22:26:264
1106938994038,2cyclictest1348758-21kworker/u16:1+events_unbound21:18:144
1106948993936,2cyclictest1339667-21diskmemload22:21:417
1106944993937,2cyclictest1746925-21kworker/u16:3+events_unbound00:08:176
1106944993937,2cyclictest1661960-21kworker/u16:4+events_unbound23:47:546
1106944993937,2cyclictest1650045-21kworker/u16:3+events_unbound23:38:296
1106944993937,2cyclictest1650045-21kworker/u16:3+events_unbound23:33:026
1106944993937,2cyclictest1588165-21kworker/u16:2+events_unbound23:12:396
1106944993937,2cyclictest1330461-21kworker/u16:2+events_unbound21:25:496
1106944993937,2cyclictest1195323-21kworker/u16:0+events_unbound21:43:306
1106942993937,2cyclictest3866410-21kworker/u16:3+events_unbound19:20:135
1106942993937,2cyclictest1661960-21kworker/u16:4+events_unbound23:30:345
1106942993937,2cyclictest1492777-21kworker/u16:0+events_unbound22:43:015
1106942993937,2cyclictest1492777-21kworker/u16:0+events_unbound22:12:575
1106942993937,2cyclictest1446878-21kworker/u16:3+events_unbound21:59:305
1106938993937,2cyclictest1745651-21kworker/u16:2+events_unbound00:09:294
1106938993937,2cyclictest1697782-21kworker/u16:0+events_unbound23:36:144
1106938993937,2cyclictest1578445-21kworker/u16:1+events_unbound23:23:104
1106938993937,2cyclictest1506825-21kworker/u16:2+flush-8:022:19:484
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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