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2026-02-27 - 17:24
[ 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 376 highest latencies:
System rackeslot2.osadl.org (updated Fri Feb 27, 2026 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4050950992421,2cyclictest285651-21grep11:50:001
4050950992418,2cyclictest191rcu_preempt10:21:591
4050951992220,1cyclictest0-21swapper/208:15:022
405095099228,9cyclictest338583-21cron12:20:001
4050950992216,2cyclictest134050irq/121-eno109:57:001
4050950992215,2cyclictest191rcu_preempt12:37:011
4050950992214,3cyclictest37337-21kthreadcore09:27:021
4050950992214,3cyclictest191rcu_preempt09:50:021
3357882220,1sleep20-21swapper/212:17:032
4050951992118,1cyclictest0-21swapper/211:40:022
4050950992115,2cyclictest191rcu_preempt11:57:031
4050950992115,2cyclictest191rcu_preempt11:09:521
4050950992112,4cyclictest61939-21cut09:42:021
4050950992112,4cyclictest18924-21cut09:17:011
4050950992111,4cyclictest13931-21cut09:15:021
405095099210,9cyclictest120066-21/usr/sbin/munin10:17:071
405095099204,10cyclictest4164852-21cut08:42:001
405095099204,10cyclictest358874-21cut12:31:581
4050950992014,2cyclictest191rcu_preempt12:21:401
4050950992014,2cyclictest191rcu_preempt11:27:001
4050950992014,2cyclictest134050irq/121-eno110:50:021
4050950992012,4cyclictest200334-21irqcore11:02:001
4050950992011,4cyclictest118658-21sed10:15:001
4050949992017,2cyclictest4174735-21sh08:50:000
4050949992012,4cyclictest36008-21kthreadcore09:27:010
4050949992011,5cyclictest208157-21aten_repower_cu11:06:540
4050949992010,6cyclictest0-21swapper/011:35:010
4050951991917,1cyclictest0-21swapper/207:10:002
405095099199,2cyclictest0-21swapper/110:01:571
405095099199,2cyclictest0-21swapper/109:54:171
405095099198,6cyclictest0-21swapper/108:02:041
405095099197,6cyclictest4183334-21kthreadcore08:57:021
405095099196,2cyclictest0-21swapper/112:10:451
405095099194,9cyclictest4074208-21kthreadcore07:27:021
405095099194,9cyclictest286954-21sh11:51:211
405095099193,10cyclictest271874-21cut11:42:011
405095099193,10cyclictest0-21swapper/107:45:011
4050950991916,2cyclictest4050947-21cyclictest09:10:021
4050950991915,2cyclictest4150362-21latency_hist08:30:021
4050950991913,2cyclictest191rcu_preempt09:31:561
4050950991911,3cyclictest251754-21/usr/sbin/munin11:32:011
405094999199,5cyclictest0-21swapper/011:56:570
405094999194,13cyclictest191rcu_preempt09:16:540
4050949991916,2cyclictest1290-21dbus-daemon12:35:010
4050949991913,5cyclictest368713-21kthreadcore12:37:010
4050949991913,1cyclictest4065038-21users07:17:070
405095199181,4cyclictest0-21swapper/210:51:552
405095099189,4cyclictest29154-21/usr/sbin/munin09:22:071
405095099189,4cyclictest29154-21/usr/sbin/munin09:22:071
405095099188,2cyclictest0-21swapper/110:09:481
405095099187,6cyclictest0-21swapper/107:32:011
405095099187,3cyclictest4050947-21cyclictest11:38:371
405095099185,7cyclictest313157-21sh12:06:121
405095099185,3cyclictest0-21swapper/112:00:561
405095099184,9cyclictest4851-21diskmemload10:41:221
405095099184,6cyclictest233068-21munin-plugin-st11:20:011
405095099181,6cyclictest36-21ksoftirqd/110:26:591
405095099181,5cyclictest36-21ksoftirqd/110:32:031
405095099181,11cyclictest235710-21kernelversion11:21:591
405095099181,11cyclictest235710-21kernelversion11:21:591
405094999189,5cyclictest0-21swapper/009:10:010
405094999186,8cyclictest101219-21kworker/u16:3+xprtiod10:09:390
4050949991815,2cyclictest68212-21fschecks_time09:46:570
4050949991815,2cyclictest1313-21gmain10:04:550
4050949991812,5cyclictest241793-21latency_hist11:25:010
4050949991812,5cyclictest241793-21latency_hist11:25:010
4050949991810,4cyclictest0-21swapper/012:16:560
2649091180,2phc2sys0-21swapper/310:50:123
2649091180,2phc2sys0-21swapper/309:20:223
2649091180,2phc2sys0-21swapper/309:20:223
2649091180,1phc2sys0-21swapper/311:51:443
405095199171,8cyclictest0-21swapper/208:21:552
4050951991715,1cyclictest0-21swapper/208:45:002
4050951991715,1cyclictest0-21swapper/207:25:022
4050951991714,1cyclictest0-21swapper/210:57:062
405095099178,4cyclictest4169551-21expr08:46:561
405095099178,1cyclictest134050irq/121-eno110:55:351
405095099177,2cyclictest0-21swapper/109:36:551
405095099175,7cyclictest4121376-21irqcore08:07:001
405095099175,7cyclictest180911-21sh10:50:271
405095099175,6cyclictest4130550-21grep08:12:031
4050950991711,5cyclictest4108588-21cpuspeed_turbos07:56:561
4050950991711,2cyclictest36-21ksoftirqd/107:50:001
4050950991711,2cyclictest191rcu_preempt11:12:051
4050950991710,3cyclictest4851-21diskmemload10:36:001
4050950991710,2cyclictest191rcu_preempt07:12:001
405094999179,7cyclictest0-21swapper/009:51:540
405094999178,7cyclictest0-21swapper/012:21:540
405094999177,5cyclictest0-21swapper/010:12:020
405094999171,9cyclictest0-21swapper/012:01:540
405094999171,6cyclictest173647-21df_inode10:46:570
4050949991715,1cyclictest57445-21perf09:40:000
4050949991714,2cyclictest286030-21gdbus11:50:010
4050949991714,2cyclictest1288-1atopacctd07:50:010
4050949991712,4cyclictest164961-21fschecks_count10:41:590
2902298170,2rtkit-daemon0-21swapper/107:18:001
2649091170,2phc2sys0-21swapper/309:33:013
405095199161,8cyclictest0-21swapper/209:26:562
4050951991614,1cyclictest0-21swapper/209:00:012
4050951991613,1cyclictest0-21swapper/212:10:002
4050951991613,1cyclictest0-21swapper/210:40:002
4050951991613,1cyclictest0-21swapper/209:57:022
4050951991613,1cyclictest0-21swapper/209:20:002
4050951991613,1cyclictest0-21swapper/208:40:002
405095099166,5cyclictest0-21swapper/108:36:531
405095099165,3cyclictest0-21swapper/107:36:541
405095099164,3cyclictest0-21swapper/108:51:541
405095099162,9cyclictest4154582-21cut08:32:021
405095099162,9cyclictest4102753-21expr07:51:561
405095099162,9cyclictest4066514-21expr07:21:571
405095099162,5cyclictest4139300-21expr08:21:581
405095099160,9cyclictest348857-21telnet12:26:551
405095099160,5cyclictest4138327-21date08:20:021
405094999168,1cyclictest0-21swapper/011:16:580
405094999166,5cyclictest0-21swapper/010:51:550
405094999164,7cyclictest349970-21irqrtprio12:27:000
405094999164,6cyclictest91589-21kworker/u16:0+xprtiod09:58:550
405094999164,2cyclictest191rcu_preempt09:32:000
405094999162,3cyclictest7154-21tail09:11:580
405094999161,6cyclictest171666-21kworker/u16:0+rpciod10:55:450
4050949991613,2cyclictest4184629-21kthreadcore08:57:030
4050949991613,2cyclictest4102992-21gltestperf07:51:580
4050949991613,2cyclictest4058035-21kthreadcore07:15:020
4050949991613,2cyclictest328163-21rm12:12:460
4050949991613,2cyclictest244495-21kthreadcore11:27:010
4050949991613,2cyclictest1-21systemd10:24:560
4050949991613,2cyclictest0-21swapper/008:45:000
4050949991610,5cyclictest277111-21munin-plugin-st11:45:020
4050949991610,1cyclictest4187226-21apt-get09:01:550
2649091160,5phc2sys0-21swapper/311:10:593
2649091160,2phc2sys0-21swapper/312:34:153
2649091160,2phc2sys0-21swapper/312:28:473
2649091160,2phc2sys0-21swapper/310:36:373
2649091160,1phc2sys0-21swapper/310:12:493
2649091160,1phc2sys0-21swapper/309:19:263
4050951991513,1cyclictest0-21swapper/211:50:022
4050951991513,1cyclictest0-21swapper/210:05:002
4050951991513,1cyclictest0-21swapper/209:05:022
4050951991512,2cyclictest0-21swapper/208:01:552
4050951991512,1cyclictest0-21swapper/212:27:022
4050951991512,1cyclictest0-21swapper/212:25:002
4050951991512,1cyclictest0-21swapper/212:15:002
4050951991512,1cyclictest0-21swapper/211:57:032
4050951991512,1cyclictest0-21swapper/211:30:002
4050951991512,1cyclictest0-21swapper/211:10:582
4050951991512,1cyclictest0-21swapper/211:06:332
4050951991512,1cyclictest0-21swapper/210:47:022
4050951991512,1cyclictest0-21swapper/210:42:062
4050951991512,1cyclictest0-21swapper/210:26:352
4050951991512,1cyclictest0-21swapper/209:47:072
4050951991512,1cyclictest0-21swapper/209:42:032
4050951991512,1cyclictest0-21swapper/208:32:012
4050951991512,1cyclictest0-21swapper/208:00:002
4050951991512,1cyclictest0-21swapper/207:50:002
4050951991512,1cyclictest0-21swapper/207:30:502
4050951991512,1cyclictest0-21swapper/207:12:012
4050951991511,2cyclictest0-21swapper/209:32:062
4050951991511,2cyclictest0-21swapper/208:47:022
405095099154,6cyclictest36-21ksoftirqd/107:10:011
405095099151,8cyclictest4187224-21apt09:01:551
405094999153,11cyclictest171ktimers/011:12:100
4050949991513,1cyclictest162833-21apt-key10:40:000
4050949991513,1cyclictest0-21swapper/009:45:010
4050949991512,2cyclictest265804-21tr11:37:050
4050949991512,2cyclictest146568-21acpi10:31:520
4050949991512,2cyclictest0-21swapper/011:05:000
2649091150,3phc2sys0-21swapper/311:25:303
2649091150,2phc2sys0-21swapper/311:06:023
4050951991412,1cyclictest0-21swapper/211:50:102
4050951991412,1cyclictest0-21swapper/210:18:212
4050951991412,1cyclictest0-21swapper/210:07:532
4050951991412,1cyclictest0-21swapper/207:27:082
4050951991411,2cyclictest0-21swapper/208:17:012
4050951991411,2cyclictest0-21swapper/207:15:022
4050951991411,1cyclictest0-21swapper/212:31:562
4050951991411,1cyclictest0-21swapper/211:21:102
4050951991411,1cyclictest0-21swapper/211:21:102
4050951991411,1cyclictest0-21swapper/211:17:012
4050951991411,1cyclictest0-21swapper/211:02:012
4050951991411,1cyclictest0-21swapper/210:31:562
4050951991411,1cyclictest0-21swapper/210:22:002
4050951991411,1cyclictest0-21swapper/210:11:202
4050951991411,1cyclictest0-21swapper/209:21:192
4050951991411,1cyclictest0-21swapper/209:21:192
4050951991411,1cyclictest0-21swapper/209:12:022
4050951991411,1cyclictest0-21swapper/208:07:072
4050951991411,1cyclictest0-21swapper/207:40:012
405095199140,12cyclictest0-21swapper/212:01:492
405094999147,3cyclictest0-21swapper/008:06:550
405094999146,7cyclictest0-21swapper/011:51:540
405094999146,4cyclictest313568-21aten2.4-expect12:06:530
405094999145,7cyclictest0-21swapper/008:51:590
405094999145,5cyclictest0-21swapper/007:40:190
405094999145,3cyclictest4149950-21sshd08:27:210
405094999145,2cyclictest191rcu_preempt08:32:000
405094999143,2cyclictest191rcu_preempt08:17:020
4050949991412,1cyclictest4071494-21latency_hist07:25:010
4050949991411,2cyclictest4113014-21head07:57:040
4050949991411,2cyclictest4088169-21kthreadcore07:37:020
4050949991411,2cyclictest29021-21rtkit-daemon08:12:470
4050949991411,2cyclictest127549-21apt-key10:20:010
4050949991410,3cyclictest4115034-21gltestperf08:01:580
405094999140,2cyclictest142830-21pmu-power10:27:060
2649091141,2phc2sys0-21swapper/311:43:023
2649091141,2phc2sys0-21swapper/311:24:113
2649091141,2phc2sys0-21swapper/311:24:113
2649091140,3phc2sys0-21swapper/310:16:083
2649091140,2phc2sys0-21swapper/312:22:123
2649091140,2phc2sys0-21swapper/312:15:113
4050951991311,1cyclictest0-21swapper/211:42:012
4050951991311,1cyclictest0-21swapper/211:31:572
4050951991311,1cyclictest0-21swapper/209:53:592
4050951991311,1cyclictest0-21swapper/209:10:002
4050951991310,1cyclictest0-21swapper/209:36:552
4050951991310,1cyclictest0-21swapper/208:27:012
4050951991310,1cyclictest0-21swapper/207:42:042
405094999136,2cyclictest0-21swapper/009:24:040
405094999136,2cyclictest0-21swapper/009:24:040
405094999135,2cyclictest191rcu_preempt08:22:010
405094999131,2cyclictest17350irq/127-ahci[0000:00:17.0]07:10:000
4050949991310,2cyclictest4159088-21kthreadcore08:37:000
4050949991310,2cyclictest4081165-21kthreadcore07:32:010
4050949991310,2cyclictest4072579-21idleruntime07:26:590
2969672139,2sleep30-21swapper/311:57:013
2649091130,1phc2sys0-21swapper/309:56:013
2649091130,1phc2sys0-21swapper/309:51:003
2649091130,1phc2sys0-21swapper/308:23:043
2649091130,1phc2sys0-21swapper/307:27:383
405095199129,1cyclictest0-21swapper/212:35:112
405095199129,1cyclictest0-21swapper/207:51:552
4050951991210,1cyclictest0-21swapper/208:52:022
2649091122,2phc2sys0-21swapper/308:57:023
2649091121,3phc2sys0-21swapper/309:01:553
2649091121,2phc2sys0-21swapper/311:32:363
2649091121,2phc2sys0-21swapper/311:04:153
2649091120,2phc2sys0-21swapper/310:09:003
2649091120,2phc2sys0-21swapper/308:32:213
2649091120,1phc2sys0-21swapper/308:29:013
2649091112,2phc2sys0-21swapper/311:17:013
2649091112,2phc2sys0-21swapper/310:25:233
2649091110,2phc2sys0-21swapper/312:36:563
2649091110,2phc2sys0-21swapper/310:34:353
2649091110,2phc2sys0-21swapper/307:57:583
2649091110,1phc2sys0-21swapper/310:58:343
2649091110,1phc2sys0-21swapper/308:52:373
2649091110,1phc2sys0-21swapper/308:11:063
2649091110,1phc2sys0-21swapper/307:18:003
2649091101,2phc2sys0-21swapper/312:07:033
2649091100,3phc2sys0-21swapper/307:35:023
2649091100,2phc2sys0-21swapper/311:46:073
2649091100,2phc2sys0-21swapper/310:48:563
2649091100,2phc2sys0-21swapper/310:42:153
2649091100,2phc2sys0-21swapper/310:23:313
2649091100,2phc2sys0-21swapper/309:45:273
2649091100,2phc2sys0-21swapper/309:41:543
2649091100,2phc2sys0-21swapper/309:06:563
2649091100,2phc2sys0-21swapper/308:35:093
2649091100,2phc2sys0-21swapper/308:10:013
2649091100,2phc2sys0-21swapper/307:51:543
2649091100,2phc2sys0-21swapper/307:47:013
2649091100,2phc2sys0-21swapper/307:06:543
2649091100,1phc2sys0-21swapper/310:00:163
2649091100,1phc2sys0-21swapper/309:37:543
264909191,4phc2sys0-21swapper/312:11:533
264909191,2phc2sys0-21swapper/308:15:223
264909190,2phc2sys0-21swapper/312:00:583
264909190,2phc2sys0-21swapper/311:35:293
264909190,2phc2sys0-21swapper/309:25:393
264909190,2phc2sys0-21swapper/309:10:123
264909190,2phc2sys0-21swapper/308:46:563
264909190,2phc2sys0-21swapper/308:44:553
264909190,2phc2sys0-21swapper/308:02:003
264909190,2phc2sys0-21swapper/307:40:043
264909190,2phc2sys0-21swapper/307:37:073
264909190,2phc2sys0-21swapper/307:12:073
264909180,2phc2sys0-21swapper/307:21:533
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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