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2026-02-17 - 22:06
[ 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 highest latencies:
System rackeslot6.osadl.org (updated Tue Feb 17, 2026 12:44:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
374878499119108,8cyclictest3849252-21latency_hist12:20:010
3748788998984,4cyclictest3765400-21kworker/u8:0+flush-179:008:20:001
3748788998980,7cyclictest266-21systemd-journal11:00:011
3748784998776,4cyclictest3839672-21kworker/u8:1+events_unbound12:05:250
3748788998681,4cyclictest3818488-21kworker/u8:0+events_unbound11:00:241
3748788998379,3cyclictest3781314-21kworker/u8:0+events_unbound08:55:251
3748788998278,3cyclictest3087104-21kworker/u8:6+events_unbound07:10:231
3748788998176,4cyclictest3845797-21kworker/u8:2+events_unbound12:35:231
3748784998172,7cyclictest3789790-21/usr/sbin/munin09:15:240
3748784998075,4cyclictest3731281-21kworker/u8:1+events_unbound07:30:240
3748784998075,3cyclictest3818488-21kworker/u8:0+flush-179:011:04:550
3748784997974,4cyclictest3794316-21kworker/u8:0+flush-179:009:39:550
3748784997970,6cyclictest3771530-21latency_hist08:20:010
3748784997873,4cyclictest3776282-21kworker/u8:3+events_unbound10:10:240
3748788997772,4cyclictest3776282-21kworker/u8:3+events_unbound09:50:241
3748788997768,7cyclictest3753473-21latency_hist07:25:011
3748784997772,4cyclictest3781314-21kworker/u8:0+events_unbound09:05:010
3748788997667,7cyclictest3809155-21/usr/sbin/munin10:15:231
3748788997570,4cyclictest3776282-21kworker/u8:3+flush-179:008:44:551
3748784997571,3cyclictest3804708-21kworker/u8:0+events_unbound10:05:240
3748784997570,4cyclictest3815267-21kworker/u8:0+events_unbound10:35:240
3748784997566,3cyclictest3783291-21kworker/u8:1+events_unbound08:55:210
3748784997566,3cyclictest3731281-21kworker/u8:1+events_unbound07:40:250
3748784997470,3cyclictest3766798-21kworker/u8:2+flush-179:008:14:540
3748784997469,4cyclictest3781314-21kworker/u8:0+events_unbound08:50:190
3748784997464,3cyclictest3835536-21kworker/u8:0+events_unbound11:55:200
3748788997369,3cyclictest3849304-21kworker/u8:3+flush-179:012:24:551
3748784997368,4cyclictest3799123-21kworker/u8:2+events_unbound09:45:190
3748788997267,4cyclictest3785870-21apt-get09:05:021
3748784997267,4cyclictest3766798-21kworker/u8:2+flush-179:008:24:560
3748784997264,6cyclictest3766798-21kworker/u8:2+flush-179:008:45:200
3748788997167,3cyclictest3776282-21kworker/u8:3+events_unbound10:00:241
3748784997167,3cyclictest3818488-21kworker/u8:0+events_unbound10:45:220
3748788997065,4cyclictest3776282-21kworker/u8:3+flush-179:008:39:551
3748784996965,3cyclictest3758775-21kworker/u8:3+events_unbound07:50:240
3748784996960,3cyclictest3827357-21kworker/u8:2+events_unbound11:30:240
3748784996863,4cyclictest3776282-21kworker/u8:3+flush-179:009:50:270
3748784996862,4cyclictest3777893-21latency_hist08:40:010
374879399670,65cyclictest0-21swapper/307:12:593
3748788996762,4cyclictest3731281-21kworker/u8:1+events_unbound07:19:571
3748788996761,5cyclictest3835536-21kworker/u8:0+flush-179:012:00:201
3748784996760,3cyclictest3835536-21kworker/u8:0+events_unbound11:35:220
3748788996662,3cyclictest3827357-21kworker/u8:2+events_unbound11:35:201
3748788996660,5cyclictest3818488-21kworker/u8:0+events_unbound11:05:281
3748788996561,3cyclictest3845797-21kworker/u8:2+events_unbound12:30:151
3748788996561,3cyclictest3832787-21kworker/u8:1+flush-179:011:29:551
3748784996560,4cyclictest3751842-21kworker/u8:2+events_unbound07:35:210
3748788996460,3cyclictest3818488-21kworker/u8:0+events_unbound10:50:151
3748788996460,3cyclictest3781314-21kworker/u8:0+flush-179:008:50:261
3748788996460,3cyclictest3765400-21kworker/u8:0+flush-179:008:04:561
3748784996457,6cyclictest3758775-21kworker/u8:3+flush-179:007:55:220
3748788996359,3cyclictest3805779-21kworker/u8:1+flush-179:010:25:221
3748788996359,3cyclictest3781314-21kworker/u8:0+events_unbound09:00:241
3748788996359,3cyclictest3776282-21kworker/u8:3+flush-179:009:29:571
3748788996359,3cyclictest3756867-21kworker/u8:0+flush-179:007:54:551
3748784996358,4cyclictest3835536-21kworker/u8:0+events_unbound12:00:220
3748788996258,3cyclictest3805779-21kworker/u8:1+flush-179:010:24:551
3748788996253,7cyclictest3804158-21latency_hist10:00:011
3748784996258,3cyclictest3794316-21kworker/u8:0+events_unbound09:30:130
3748784996258,3cyclictest3766798-21kworker/u8:2+flush-179:008:25:160
3748784996257,4cyclictest3805779-21kworker/u8:1+events_unbound10:25:280
3748784996257,4cyclictest3787685-21kworker/u8:2+flush-179:009:13:100
3748788996157,3cyclictest3827357-21kworker/u8:2+flush-179:011:30:281
3748788996157,3cyclictest3812096-21kworker/u8:3+flush-179:010:34:551
3748788996157,3cyclictest3776282-21kworker/u8:3+events_unbound10:05:151
3748788996156,4cyclictest3794316-21kworker/u8:0+events_unbound09:30:141
3748788996156,4cyclictest3756867-21kworker/u8:0+events_unbound07:48:561
3748788996149,10cyclictest3847406-21apt-get12:15:001
3748784996156,4cyclictest3835536-21kworker/u8:0+events_unbound11:45:290
3748788996056,3cyclictest3765400-21kworker/u8:0+events_unbound08:25:231
3748788996052,6cyclictest3769925-21latency_hist08:15:011
3748784996056,3cyclictest3804708-21kworker/u8:0+events_unbound10:04:550
3748784996055,4cyclictest3765400-21kworker/u8:0+flush-179:008:09:560
3748793995951,6cyclictest3842627-21turbostat12:00:003
3748788995954,4cyclictest3818488-21kworker/u8:0+events_unbound10:45:241
3748784995955,3cyclictest3845797-21kworker/u8:2+flush-179:012:14:550
3748784995951,3cyclictest3852469-21kworker/u8:1+events_unbound12:35:150
3748784995950,7cyclictest3812096-21kworker/u8:3+flush-179:010:45:000
3748790995855,2cyclictest0-21swapper/211:40:592
3748788995854,3cyclictest3835536-21kworker/u8:0+events_unbound11:55:181
3748784995854,3cyclictest3845797-21kworker/u8:2+events_unbound12:34:510
3748784995854,3cyclictest3845797-21kworker/u8:2+events_unbound12:25:140
3748784995854,3cyclictest3816861-21kworker/u8:1+events_unbound11:10:260
3748784995854,3cyclictest3805779-21kworker/u8:1+flush-179:010:15:260
3748784995853,4cyclictest3827357-21kworker/u8:2+flush-179:011:44:560
3748784995853,4cyclictest3751842-21kworker/u8:2+flush-179:007:25:280
3748784995752,4cyclictest3805779-21kworker/u8:1+events_unbound10:20:120
3748788995652,3cyclictest3751842-21kworker/u8:2+events_unbound07:25:261
3748788995651,4cyclictest3776282-21kworker/u8:3+flush-179:009:35:261
3748784995551,3cyclictest3839672-21kworker/u8:1+events_unbound11:50:240
3748788995450,3cyclictest3830190-21kworker/u8:0+flush-179:011:24:561
3748788995450,3cyclictest3830190-21kworker/u8:0+flush-179:011:24:561
3748788995449,4cyclictest3731281-21kworker/u8:1+events_unbound07:30:131
3748788995447,5cyclictest3808915-21latency_hist10:15:001
3748784995450,3cyclictest3747620-21kworker/u8:0+events_unbound07:15:020
3748790995351,1cyclictest0-21swapper/212:34:592
3748784995349,3cyclictest3758775-21kworker/u8:3+events_unbound08:00:180
3748784995348,4cyclictest3799123-21kworker/u8:2+flush-179:009:55:100
3748788995248,3cyclictest3849304-21kworker/u8:3+events_unbound12:29:511
3748788995247,4cyclictest3835536-21kworker/u8:0+flush-179:011:46:091
3748784995247,4cyclictest3776282-21kworker/u8:3+events_unbound08:40:150
3748784995242,8cyclictest266-21systemd-journal07:25:000
3748788995147,3cyclictest3845797-21kworker/u8:2+events_unbound12:19:111
3748788995147,3cyclictest3816861-21kworker/u8:1+flush-179:010:39:091
3748788995147,3cyclictest3758775-21kworker/u8:3+flush-179:007:55:291
3748788995143,6cyclictest3781076-21latency_hist08:50:011
3748788995142,7cyclictest3768340-21latency_hist08:10:001
3748784995146,4cyclictest3818488-21kworker/u8:0+events_unbound10:50:230
3748788995046,3cyclictest3827357-21kworker/u8:2+events_unbound11:40:271
3748788995046,3cyclictest3776282-21kworker/u8:3+flush-179:009:44:201
3748784995045,4cyclictest3812096-21kworker/u8:3+events_unbound10:30:250
3748788994945,3cyclictest3816861-21kworker/u8:1+events_unbound11:12:091
3748788994944,4cyclictest3839672-21kworker/u8:1+events_unbound12:05:191
3748784994945,3cyclictest3830190-21kworker/u8:0+events_unbound11:24:430
3748784994945,3cyclictest3830190-21kworker/u8:0+events_unbound11:24:430
3748784994944,4cyclictest3776282-21kworker/u8:3+events_unbound09:28:090
3748784994938,8cyclictest3787714-21apt-get09:10:000
4577091480,13ptp4l441ktimers/307:09:553
3748788994844,3cyclictest3799123-21kworker/u8:2+events_unbound09:48:091
3748784994843,4cyclictest3845797-21kworker/u8:2+events_unbound12:21:100
3748788994742,4cyclictest3812096-21kworker/u8:3+flush-179:010:44:351
3748788994742,4cyclictest3766798-21kworker/u8:2+events_unbound08:24:041
3748784994742,4cyclictest3776282-21kworker/u8:3+events_unbound09:20:180
3748784994742,4cyclictest3776282-21kworker/u8:3+events_unbound09:20:180
3748784994739,6cyclictest3774947-21/usr/sbin/munin08:30:220
3748788994641,4cyclictest3766798-21kworker/u8:2+events_unbound08:34:071
3748788994641,3cyclictest3841059-21systemd-run11:55:001
3748788994541,3cyclictest3792179-21kworker/u8:1+events_unbound09:20:231
3748788994541,3cyclictest3792179-21kworker/u8:1+events_unbound09:20:221
3748788994540,4cyclictest3751842-21kworker/u8:2+events_unbound07:35:161
3748784994541,3cyclictest3827357-21kworker/u8:2+flush-179:011:15:280
3748784994541,3cyclictest3821644-21kworker/u8:3+events_unbound10:55:030
3748784994541,3cyclictest3816861-21kworker/u8:1+events_unbound11:07:090
3748784994540,4cyclictest3832787-21kworker/u8:1+events_unbound11:29:440
3748790994441,2cyclictest0-21swapper/207:53:002
3748788994338,4cyclictest0-21swapper/111:15:591
3748784994322,3cyclictest151ktimers/007:50:000
3748793994239,2cyclictest0-21swapper/308:44:553
374879399420,39cyclictest3791147-21turbostat09:20:013
3748788994234,6cyclictest3788156-21cat09:10:021
3748784994238,2cyclictest714-21Xorg07:13:590
3748793994134,5cyclictest3823249-21turbostat11:00:003
3748793994134,5cyclictest3794345-21turbostat09:29:593
374879099410,39cyclictest0-21swapper/212:26:592
3748793994033,5cyclictest3839444-21turbostat11:50:003
374879399400,38cyclictest3850861-21turbostat12:25:003
374879399400,37cyclictest0-21swapper/312:33:583
374879399400,37cyclictest0-21swapper/309:57:593
374878899401,37cyclictest3791162-21perf09:20:001
3748784994035,4cyclictest3794316-21kworker/u8:0+flush-179:009:45:000
374879399380,3cyclictest3774726-21turbostat08:30:013
374879099380,36cyclictest0-21swapper/211:00:592
374879099380,36cyclictest0-21swapper/209:23:592
374879099380,36cyclictest0-21swapper/209:23:592
374879099380,36cyclictest0-21swapper/207:27:582
3748793993735,1cyclictest0-21swapper/309:09:583
374879399370,35cyclictest0-21swapper/311:04:553
374879099370,35cyclictest0-21swapper/212:22:592
374879099370,35cyclictest0-21swapper/209:02:592
374879099370,35cyclictest0-21swapper/208:28:592
374879099370,35cyclictest0-21swapper/208:12:592
374879099370,35cyclictest0-21swapper/207:46:592
3748793993634,1cyclictest0-21swapper/311:19:553
3748793993634,1cyclictest0-21swapper/310:49:553
3748793993634,1cyclictest0-21swapper/309:48:593
374879399360,35cyclictest0-21swapper/312:36:593
374879399360,35cyclictest0-21swapper/312:16:003
374879399360,35cyclictest0-21swapper/309:32:003
3748790993634,1cyclictest0-21swapper/212:19:582
374879099360,1cyclictest0-21swapper/209:28:592
374879099360,1cyclictest0-21swapper/208:07:002
3748788993631,4cyclictest3731281-21kworker/u8:1+events_unbound07:40:291
3748793993533,1cyclictest0-21swapper/312:30:003
3748793993531,2cyclictest0-21swapper/307:54:003
374879399350,1cyclictest0-21swapper/308:32:593
374879399350,1cyclictest0-21swapper/308:09:563
3748793993432,1cyclictest0-21swapper/310:54:553
3748793993431,2cyclictest431rcuc/307:44:563
3748793993431,2cyclictest0-21swapper/307:15:593
3748793993330,2cyclictest0-21swapper/310:03:593
3748793993330,2cyclictest0-21swapper/308:49:003
374879399330,28cyclictest0-21swapper/307:45:043
374879399330,27cyclictest0-21swapper/307:55:133
374879399320,2cyclictest0-21swapper/311:30:143
374879399310,28cyclictest0-21swapper/312:05:133
3748790993128,2cyclictest0-21swapper/210:03:592
3748793993028,1cyclictest0-21swapper/312:10:583
3748793993028,1cyclictest0-21swapper/310:12:593
3748793993027,2cyclictest0-21swapper/307:26:003
374879399300,28cyclictest0-21swapper/310:15:133
374879399300,27cyclictest0-21swapper/311:35:033
374879399300,27cyclictest0-21swapper/310:05:143
374879099300,2cyclictest0-21swapper/209:10:022
374879099300,2cyclictest0-21swapper/207:15:142
3748793992926,2cyclictest0-21swapper/308:10:583
374879399290,28cyclictest0-21swapper/307:32:593
374879399290,1cyclictest0-21swapper/310:20:123
3748790992926,2cyclictest0-21swapper/210:15:132
3748790992926,2cyclictest0-21swapper/208:30:132
374879099290,27cyclictest0-21swapper/211:45:142
374879099290,27cyclictest0-21swapper/209:40:142
374879099290,27cyclictest0-21swapper/209:35:132
374879099290,27cyclictest0-21swapper/209:05:032
4577091280,7ptp4l61490irq/134-eno1-TxRx-011:10:003
4577091280,7ptp4l441ktimers/309:40:003
4577091280,6ptp4l441ktimers/311:25:003
4577091280,6ptp4l441ktimers/311:25:003
4577091280,6ptp4l441ktimers/309:45:003
3748793992826,1cyclictest0-21swapper/310:25:153
3748793992826,1cyclictest0-21swapper/308:00:143
374879399280,27cyclictest0-21swapper/307:35:113
374879399280,27cyclictest0-21swapper/307:20:593
374879399280,1cyclictest0-21swapper/312:00:123
374879399280,1cyclictest0-21swapper/308:24:553
3748790992825,2cyclictest0-21swapper/211:15:132
3748790992825,2cyclictest0-21swapper/208:20:132
3748790992825,2cyclictest0-21swapper/207:55:142
374879099280,2cyclictest0-21swapper/211:50:142
374879099280,26cyclictest0-21swapper/210:35:132
374879099280,26cyclictest0-21swapper/207:40:142
374879099280,26cyclictest0-21swapper/207:20:142
374879099280,21cyclictest0-21swapper/211:35:022
4577091270,7ptp4l61490irq/134-eno1-TxRx-010:40:003
4577091270,6ptp4l61490irq/134-eno1-TxRx-011:45:013
4577091270,6ptp4l61490irq/134-eno1-TxRx-009:55:013
4577091270,6ptp4l61490irq/134-eno1-TxRx-008:40:003
4577091270,6ptp4l441ktimers/311:30:003
3748793992725,2cyclictest0-21swapper/309:03:003
3748790992724,2cyclictest0-21swapper/208:15:582
374879099270,25cyclictest0-21swapper/212:04:592
4577091260,6ptp4l61490irq/134-eno1-TxRx-009:15:003
4577091260,5ptp4l61490irq/134-eno1-TxRx-008:20:003
4577091260,5ptp4l441ktimers/309:25:013
374879399260,25cyclictest0-21swapper/311:12:593
3748790992622,2cyclictest0-21swapper/210:43:592
374879099260,2cyclictest0-21swapper/210:25:592
374879099260,2cyclictest0-21swapper/210:21:582
374879099260,2cyclictest0-21swapper/208:50:132
374879099260,24cyclictest0-21swapper/211:56:592
374879099260,24cyclictest0-21swapper/211:15:002
374879099260,24cyclictest0-21swapper/209:50:132
374879099260,24cyclictest0-21swapper/208:57:582
374879099260,24cyclictest0-21swapper/208:36:592
374879099260,24cyclictest0-21swapper/207:13:292
4577091250,5ptp4l441ktimers/310:45:013
4577091250,4ptp4l61490irq/134-eno1-TxRx-008:55:013
3748793992522,2cyclictest0-21swapper/311:51:593
3748790992522,2cyclictest0-21swapper/211:27:592
3748790992522,2cyclictest0-21swapper/207:39:552
374879099250,2cyclictest0-21swapper/210:52:002
374879099250,2cyclictest0-21swapper/208:45:142
374879099250,2cyclictest0-21swapper/207:31:592
3748784992511,3cyclictest151ktimers/007:10:020
4577091240,5ptp4l61490irq/134-eno1-TxRx-009:24:563
4577091240,3ptp4l61490irq/134-eno1-TxRx-008:59:563
3748793992422,1cyclictest0-21swapper/310:31:593
3748790992421,2cyclictest0-21swapper/210:08:582
3748788992412,3cyclictest281ktimers/107:10:021
3748790992321,1cyclictest0-21swapper/212:37:582
3748790992320,2cyclictest0-21swapper/212:12:592
3748790992220,1cyclictest0-21swapper/210:49:592
3748790992219,2cyclictest0-21swapper/209:46:592
3748790992118,2cyclictest0-21swapper/210:57:592
3748790992118,2cyclictest0-21swapper/209:15:132
3748790992018,1cyclictest0-21swapper/209:57:002
3748790992017,2cyclictest0-21swapper/211:20:592
3748790992017,2cyclictest0-21swapper/211:20:592
3748790992017,2cyclictest0-21swapper/209:32:592
3748790991815,2cyclictest0-21swapper/211:07:592
3748790991613,2cyclictest0-21swapper/212:05:592
3748790991310,2cyclictest0-21swapper/211:31:592
374879099119,1cyclictest0-21swapper/210:11:002
374879099117,2cyclictest3815296-21turbostat10:35:012
37487909998,1cyclictest0-21swapper/208:45:002
37487909985,2cyclictest0-21swapper/208:01:502
37487909920,1cyclictest0-21swapper/207:10:002
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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