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2026-02-12 - 09:17
[ 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 376 highest latencies:
System rackeslot6.osadl.org (updated Thu Feb 12, 2026 00:44:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
91088299121110,8cyclictest1004648-40mandb00:00:000
9108849911097,10cyclictest266-21systemd-journal00:04:001
9108849910799,5cyclictest976780-21kworker/u8:2+flush-179:022:50:011
9108829910495,4cyclictest1001423-21kworker/u8:2+events_unbound23:50:000
9108829910495,4cyclictest1001423-21kworker/u8:2+events_unbound23:50:000
910882999786,8cyclictest266-21systemd-journal23:05:000
910884999489,4cyclictest927206-21kworker/u8:2+events_unbound21:00:251
910884999386,6cyclictest925342-21kworker/u8:1+flush-179:020:00:001
910882999389,3cyclictest915353-21kworker/u8:1+events_unbound19:25:240
910882998675,9cyclictest1012901-21latency_hist00:25:020
910884998577,6cyclictest941320-21kworker/u8:1+events_unbound21:45:021
910884998577,6cyclictest925342-21kworker/u8:1+events_unbound20:20:001
910882998575,4cyclictest927206-21kworker/u8:2+events_unbound20:40:250
910882998575,4cyclictest927206-21kworker/u8:2+events_unbound20:40:250
910884998479,4cyclictest938328-21kworker/u8:4+events_unbound20:35:231
910884998477,6cyclictest908262-21kworker/u8:0+events_unbound19:25:001
910882998479,4cyclictest965682-21kworker/u8:3+events_unbound22:15:230
910884998373,6cyclictest1017941-21latency_hist00:40:011
910884998274,5cyclictest973857-21kworker/u8:0+events_unbound22:30:201
910884998273,4cyclictest1003284-21kworker/u8:0+events_unbound00:20:231
910882998277,4cyclictest941320-21kworker/u8:1+events_unbound21:10:240
910882998276,5cyclictest990081-21kworker/u8:3+events_unbound23:35:230
910884997874,3cyclictest955632-21kworker/u8:3+flush-179:021:30:221
910884997773,3cyclictest925342-21kworker/u8:1+flush-179:020:10:251
910884997771,4cyclictest976233-21kworker/u8:1+flush-179:023:15:191
910884997766,4cyclictest925342-21kworker/u8:1+events_unbound20:05:001
910882997772,4cyclictest976233-21kworker/u8:1+events_unbound22:40:250
910884997669,5cyclictest1003284-21kworker/u8:0+events_unbound23:55:131
910884997570,4cyclictest999837-21kworker/u8:1+flush-179:023:44:561
910884997570,4cyclictest952380-21kworker/u8:2+events_unbound21:25:231
910884997470,3cyclictest927206-21kworker/u8:2+events_unbound20:45:011
910884997470,3cyclictest927206-21kworker/u8:2+events_unbound20:45:001
910884997467,4cyclictest990081-21kworker/u8:3+events_unbound23:20:171
910882997368,4cyclictest925342-21kworker/u8:1+events_unbound19:55:230
910884997266,5cyclictest986645-21kworker/u8:0+events_unbound23:10:211
910884997264,6cyclictest941320-21kworker/u8:1+events_unbound21:05:251
910884997263,7cyclictest985004-21latency_hist23:00:011
910884997263,7cyclictest1006518-21/usr/sbin/munin00:05:211
910884997263,4cyclictest927206-21kworker/u8:2+events_unbound20:50:241
910882997267,4cyclictest957421-21kworker/u8:0+events_unbound22:10:220
910882997267,4cyclictest917390-21kworker/u8:2+events_unbound19:40:000
910884997166,4cyclictest952380-21kworker/u8:2+events_unbound21:20:221
910884997166,3cyclictest909299-21kworker/u8:3+flush-179:019:10:131
910884997159,4cyclictest957421-21kworker/u8:0+events_unbound22:05:141
910882997166,4cyclictest927207-21kworker/u8:3+events_unbound20:00:220
910882997163,3cyclictest990081-21kworker/u8:3+events_unbound23:20:240
910884997066,3cyclictest915353-21kworker/u8:1+events_unbound19:35:231
910882997066,3cyclictest998227-21kworker/u8:0+events_unbound23:40:130
910882997065,4cyclictest908262-21kworker/u8:0+flush-179:019:14:550
910884996964,4cyclictest959871-21kworker/u8:2+events_unbound21:55:271
910884996963,5cyclictest927206-21kworker/u8:2+events_unbound20:25:251
910884996957,4cyclictest981323-21kworker/u8:0+events_unbound22:45:271
910882996965,3cyclictest976233-21kworker/u8:1+events_unbound22:35:200
910882996965,3cyclictest976233-21kworker/u8:1+events_unbound22:35:190
910884996864,3cyclictest925342-21kworker/u8:1+flush-179:020:05:231
910884996864,3cyclictest1003284-21kworker/u8:0+events_unbound00:25:221
910884996860,5cyclictest1016334-21latency_hist00:35:011
910884996860,5cyclictest1016334-21latency_hist00:35:001
910884996859,6cyclictest967258-21latency_hist22:05:011
910884996856,5cyclictest941320-21kworker/u8:1+events_unbound21:15:151
910882996863,4cyclictest955632-21kworker/u8:3+events_unbound21:30:230
910884996763,3cyclictest927206-21kworker/u8:2+events_unbound20:55:241
910884996763,3cyclictest1001478-21kworker/u8:3+flush-179:023:50:191
910884996762,4cyclictest976780-21kworker/u8:2+flush-179:023:00:221
910882996762,4cyclictest1003284-21kworker/u8:0+events_unbound00:15:230
910882996662,3cyclictest1001423-21kworker/u8:2+events_unbound00:10:160
910882996661,4cyclictest915353-21kworker/u8:1+flush-179:019:30:250
910884996560,4cyclictest920309-21kworker/u8:3+flush-179:019:40:231
910882996557,6cyclictest976795-21latency_hist22:35:010
910882996553,10cyclictest987151-21diskstats23:05:140
910882996459,4cyclictest983461-21kworker/u8:3+flush-179:022:59:560
910884996359,3cyclictest908262-21kworker/u8:0+flush-179:019:25:241
910884996358,4cyclictest990081-21kworker/u8:3+flush-179:023:35:221
910884996354,4cyclictest1003284-21kworker/u8:0+events_unbound00:15:261
910882996359,3cyclictest1013597-21kworker/u8:1+flush-179:000:29:560
910882996358,4cyclictest941320-21kworker/u8:1+flush-179:021:15:250
910882996358,4cyclictest920309-21kworker/u8:3+events_unbound19:55:000
910882996356,5cyclictest912355-21kworker/u8:2+flush-179:019:15:150
910882996353,4cyclictest927206-21kworker/u8:2+events_unbound21:00:190
910884996258,3cyclictest936742-21kworker/u8:0+flush-179:020:30:211
910882996257,4cyclictest908262-21kworker/u8:0+events_unbound19:45:180
910882996257,4cyclictest908262-21kworker/u8:0+events_unbound19:45:170
910884996154,5cyclictest925362-21latency_hist19:55:011
910884996153,3cyclictest915353-21kworker/u8:1+events_unbound19:30:181
910884996152,7cyclictest1008404-21diskstats00:10:161
910884996056,3cyclictest965682-21kworker/u8:3+flush-179:022:20:201
910884996055,4cyclictest957421-21kworker/u8:0+flush-179:021:35:221
910884996050,8cyclictest960385-21apt-get21:45:001
910884996050,3cyclictest941320-21kworker/u8:1+events_unbound20:50:001
910882996056,3cyclictest957421-21kworker/u8:0+flush-179:021:37:220
910882996055,4cyclictest976233-21kworker/u8:1+flush-179:023:15:240
910882996055,4cyclictest927206-21kworker/u8:2+flush-179:020:24:550
910882996050,8cyclictest266-21systemd-journal22:27:220
910884995955,3cyclictest923239-21kworker/u8:1+flush-179:019:45:241
910884995955,3cyclictest923239-21kworker/u8:1+flush-179:019:45:241
910882995955,3cyclictest976233-21kworker/u8:1+events_unbound22:45:250
910882995954,4cyclictest1003284-21kworker/u8:0+events_unbound00:35:260
910882995951,6cyclictest910758-21latency_hist19:10:020
910884995854,3cyclictest925342-21kworker/u8:1+flush-179:020:20:131
910882995853,4cyclictest965626-21kworker/u8:1+flush-179:021:59:230
910882995848,8cyclictest935175-21apt-get20:25:110
910882995753,3cyclictest927206-21kworker/u8:2+events_unbound20:35:130
910884995652,3cyclictest957421-21kworker/u8:0+flush-179:021:54:561
910884995642,12cyclictest976233-21kworker/u8:1+flush-179:022:40:161
910882995651,4cyclictest990081-21kworker/u8:3+events_unbound23:33:220
91088299560,55cyclictest2304-21lightdm-gtk-gre21:45:140
910884995551,3cyclictest957421-21kworker/u8:0+flush-179:022:10:211
910884995550,4cyclictest976780-21kworker/u8:2+flush-179:023:05:251
910882995550,4cyclictest959871-21kworker/u8:2+events_unbound21:41:240
910882995449,4cyclictest941320-21kworker/u8:1+events_unbound20:50:160
910884995349,3cyclictest912355-21kworker/u8:2+events_unbound19:15:201
910884995348,4cyclictest976233-21kworker/u8:1+flush-179:022:39:561
910884995348,4cyclictest976233-21kworker/u8:1+flush-179:022:39:561
910882995348,4cyclictest953992-21kworker/u8:0+flush-179:021:25:300
910884995239,5cyclictest998227-21kworker/u8:0+events_unbound23:45:181
910884995239,5cyclictest998227-21kworker/u8:0+events_unbound23:45:181
910882995247,4cyclictest990081-21kworker/u8:3+events_unbound23:25:230
910882995146,4cyclictest952380-21kworker/u8:2+events_unbound21:20:180
910882995146,4cyclictest941320-21kworker/u8:1+events_unbound20:57:230
910882995146,4cyclictest1003284-21kworker/u8:0+events_unbound00:00:190
910884995046,3cyclictest990081-21kworker/u8:3+flush-179:023:25:171
910884995044,4cyclictest965682-21kworker/u8:3+flush-179:022:25:251
910882995046,3cyclictest1003284-21kworker/u8:0+events_unbound00:30:180
910882995046,3cyclictest1003284-21kworker/u8:0+events_unbound00:30:170
910882994945,3cyclictest976233-21kworker/u8:1+events_unbound23:10:170
910882994945,3cyclictest912355-21kworker/u8:2+events_unbound19:20:180
910882994944,4cyclictest941320-21kworker/u8:1+flush-179:020:47:230
910882994844,3cyclictest976780-21kworker/u8:2+events_unbound22:54:240
910882994844,3cyclictest957421-21kworker/u8:0+events_unbound22:08:240
910882994844,3cyclictest1001423-21kworker/u8:2+flush-179:000:09:560
910882994843,4cyclictest925342-21kworker/u8:1+flush-179:020:05:020
910882994641,4cyclictest959871-21kworker/u8:2+events_unbound21:53:220
910882994641,4cyclictest931761-21kworker/u8:3+events_unbound20:34:230
4577091460,13ptp4l441ktimers/319:10:013
910884994538,6cyclictest965682-21kworker/u8:3+events_unbound22:18:221
910882994540,4cyclictest1001423-21kworker/u8:2+events_unbound23:54:220
910882994536,4cyclictest941320-21kworker/u8:1+events_unbound21:05:220
910882994439,4cyclictest925342-21kworker/u8:1+events_unbound20:10:170
910882994336,5cyclictest972272-21/usr/sbin/munin22:20:210
910884994237,4cyclictest946296-21kworker/u8:0+events_unbound21:10:161
910882994238,3cyclictest965682-21kworker/u8:3+events_unbound22:00:140
91089099410,40cyclictest0-21swapper/323:15:593
910890994038,1cyclictest0-21swapper/320:58:593
910884994036,3cyclictest976233-21kworker/u8:1+events_unbound23:30:231
910882994035,4cyclictest925342-21kworker/u8:1+events_unbound20:17:230
910890993934,4cyclictest996413-21turbostat23:35:003
910882993935,2cyclictest714-21Xorg19:42:000
910888993834,2cyclictest0-21swapper/220:03:592
91088899380,35cyclictest0-21swapper/221:13:002
91088899380,35cyclictest0-21swapper/200:17:592
910890993735,1cyclictest0-21swapper/322:14:593
910890993735,1cyclictest0-21swapper/300:04:593
910890993734,2cyclictest0-21swapper/319:32:593
91089099370,36cyclictest0-21swapper/300:08:003
91089099370,35cyclictest0-21swapper/321:25:593
910888993734,2cyclictest0-21swapper/222:23:592
910888993733,2cyclictest0-21swapper/223:39:002
91088899370,35cyclictest0-21swapper/222:18:592
91088899370,35cyclictest0-21swapper/220:38:592
91088899370,35cyclictest0-21swapper/220:21:592
91088899370,35cyclictest0-21swapper/219:55:592
91088899370,2cyclictest0-21swapper/223:21:592
910890993634,1cyclictest0-21swapper/323:52:003
91089099360,35cyclictest0-21swapper/322:22:593
91089099360,35cyclictest0-21swapper/321:19:593
91089099360,35cyclictest0-21swapper/320:48:593
91089099360,1cyclictest0-21swapper/322:08:593
910888993633,2cyclictest0-21swapper/222:53:592
910888993633,2cyclictest0-21swapper/221:03:582
910890993533,1cyclictest0-21swapper/320:27:593
910890993533,1cyclictest0-21swapper/300:35:003
910890993533,1cyclictest0-21swapper/300:34:593
910890993533,1cyclictest0-21swapper/300:22:003
910890993533,1cyclictest0-21swapper/300:15:583
91089099350,1cyclictest0-21swapper/322:39:553
91089099350,1cyclictest0-21swapper/322:39:553
910888993533,1cyclictest0-21swapper/221:35:002
910888993532,2cyclictest0-21swapper/200:24:592
910888993532,2cyclictest0-21swapper/200:08:592
91088899350,1cyclictest0-21swapper/223:12:592
91088899350,1cyclictest0-21swapper/220:44:002
91088899350,1cyclictest0-21swapper/220:43:592
910890993432,1cyclictest0-21swapper/323:58:583
910890993432,1cyclictest0-21swapper/322:46:593
910890993432,1cyclictest0-21swapper/320:33:593
910888993431,2cyclictest0-21swapper/222:06:002
910888993431,2cyclictest0-21swapper/220:46:592
910888993431,2cyclictest0-21swapper/200:37:592
91088899340,1cyclictest0-21swapper/220:31:592
910890993331,1cyclictest0-21swapper/323:49:593
910890993331,1cyclictest0-21swapper/323:49:583
910890993331,1cyclictest0-21swapper/322:54:543
910890993331,1cyclictest0-21swapper/321:40:593
910890993331,1cyclictest0-21swapper/320:39:003
910888993330,2cyclictest0-21swapper/222:46:592
910888993329,2cyclictest0-21swapper/221:28:592
910890993230,1cyclictest0-21swapper/322:18:593
910890993230,1cyclictest0-21swapper/321:34:553
910890993229,2cyclictest0-21swapper/323:12:593
910888993229,2cyclictest0-21swapper/220:18:582
910888993229,2cyclictest0-21swapper/200:12:592
91088899320,30cyclictest0-21swapper/220:05:592
910890993129,1cyclictest0-21swapper/323:20:593
910890993129,1cyclictest0-21swapper/319:13:003
91089099310,30cyclictest994833-21turbostat23:29:593
910888993128,2cyclictest0-21swapper/220:25:592
910888993128,2cyclictest0-21swapper/219:34:002
910890993028,1cyclictest0-21swapper/320:43:593
910890993028,1cyclictest0-21swapper/320:43:593
910890993028,1cyclictest0-21swapper/319:28:003
910888993027,2cyclictest0-21swapper/223:30:132
910888993027,2cyclictest0-21swapper/220:55:002
91088899300,2cyclictest0-21swapper/219:40:022
91088899300,27cyclictest0-21swapper/219:48:002
91088899300,27cyclictest0-21swapper/219:48:002
4577091300,5ptp4l441ktimers/319:54:593
91089099290,28cyclictest0-21swapper/321:10:133
91089099290,26cyclictest0-21swapper/320:05:123
910888992926,2cyclictest0-21swapper/222:10:132
910888992926,2cyclictest0-21swapper/220:55:122
91088899290,27cyclictest0-21swapper/223:00:122
91088899290,27cyclictest0-21swapper/222:40:132
91088899290,27cyclictest0-21swapper/221:55:012
91088899290,27cyclictest0-21swapper/221:40:132
91088899290,27cyclictest0-21swapper/221:15:122
91088899290,27cyclictest0-21swapper/200:25:022
910890992826,1cyclictest0-21swapper/320:21:583
910890992826,1cyclictest0-21swapper/320:10:593
910890992826,1cyclictest0-21swapper/319:56:003
910890992825,2cyclictest0-21swapper/320:15:123
91089099280,27cyclictest0-21swapper/322:30:133
91089099280,27cyclictest0-21swapper/300:10:153
91089099280,26cyclictest0-21swapper/322:40:133
91089099280,1cyclictest0-21swapper/321:55:013
91089099280,1cyclictest0-21swapper/319:40:033
910888992825,2cyclictest0-21swapper/222:30:132
910888992825,2cyclictest0-21swapper/222:28:002
910888992825,2cyclictest0-21swapper/219:25:142
910888992825,2cyclictest0-21swapper/200:30:142
910888992825,2cyclictest0-21swapper/200:30:142
4577091280,7ptp4l441ktimers/319:50:003
4577091280,7ptp4l441ktimers/319:49:593
910890992725,1cyclictest0-21swapper/323:43:593
910890992725,1cyclictest0-21swapper/322:28:003
910890992725,1cyclictest0-21swapper/321:39:553
91089099270,26cyclictest0-21swapper/323:36:593
91089099270,1cyclictest0-21swapper/300:25:023
4577091270,7ptp4l441ktimers/321:49:553
910890992625,1cyclictest0-21swapper/321:03:583
910888992623,2cyclictest0-21swapper/221:07:592
910888992623,2cyclictest0-21swapper/219:54:542
910888992623,2cyclictest0-21swapper/219:19:002
910888992623,2cyclictest0-21swapper/219:10:482
910888992623,2cyclictest0-21swapper/200:00:582
91088899260,24cyclictest0-21swapper/223:50:592
91088899260,24cyclictest0-21swapper/221:55:002
4577091260,6ptp4l61490irq/134-eno1-TxRx-021:10:013
4577091260,6ptp4l441ktimers/323:00:013
4577091260,5ptp4l441ktimers/320:54:553
4577091260,5ptp4l441ktimers/320:05:003
91089099250,24cyclictest0-21swapper/323:06:593
91089099250,24cyclictest0-21swapper/321:21:593
91089099250,24cyclictest0-21swapper/319:37:583
910888992522,2cyclictest0-21swapper/223:57:592
910888992522,2cyclictest0-21swapper/223:15:122
910888992522,2cyclictest0-21swapper/222:00:592
910888992522,2cyclictest0-21swapper/221:35:132
910888992521,3cyclictest0-21swapper/223:27:002
91088899250,2cyclictest0-21swapper/221:45:032
4577091250,5ptp4l61490irq/134-eno1-TxRx-021:54:563
4577091250,5ptp4l61490irq/134-eno1-TxRx-019:19:553
4577091250,5ptp4l441ktimers/322:04:553
4577091250,4ptp4l441ktimers/300:39:553
910888992422,1cyclictest0-21swapper/223:44:592
4577091240,4ptp4l441ktimers/319:24:563
910888992321,1cyclictest0-21swapper/219:24:582
910888992320,2cyclictest0-21swapper/223:47:592
910888992320,2cyclictest0-21swapper/223:47:582
910884992318,4cyclictest0-21swapper/119:10:011
910888992118,2cyclictest0-21swapper/222:36:592
910888992118,2cyclictest0-21swapper/222:36:592
910890992017,2cyclictest0-21swapper/323:00:123
910888991917,1cyclictest0-21swapper/223:10:002
910888991715,1cyclictest0-21swapper/221:24:592
910888991613,2cyclictest0-21swapper/219:38:582
91088899118,2cyclictest0-21swapper/220:10:592
9108889963,2cyclictest0-21swapper/222:55:312
9108889930,2cyclictest0-21swapper/219:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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