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2026-02-16 - 12:12
[ 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 Mon Feb 16, 2026 00:44:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
372982899115103,9cyclictest3740857-21latency_hist19:45:021
37298249910288,11cyclictest3752244-21latency_hist20:20:000
37298289910191,7cyclictest3731297-21latency_hist19:15:001
37298289910089,9cyclictest3835837-21apt-get00:38:561
3729824999787,3cyclictest3755927-21kworker/u8:2+events_unbound21:30:240
3729824999687,7cyclictest3823067-40mandb00:00:010
3729824999684,4cyclictest3821473-21kworker/u8:2+events_unbound00:05:230
3729824999683,4cyclictest3795711-21kworker/u8:4+events_unbound22:45:240
3729831998983,4cyclictest3745906-21turbostat20:00:003
3729824998580,4cyclictest3795711-21kworker/u8:4+events_unbound22:55:230
3729824998378,4cyclictest3810017-21kworker/u8:2+events_unbound23:40:240
3729828998174,4cyclictest3755927-21kworker/u8:2+flush-179:021:00:001
3729824998177,3cyclictest3745357-21kworker/u8:1+events_unbound20:20:200
3729824998176,4cyclictest3735546-21kworker/u8:0+events_unbound19:45:150
3729824998174,3cyclictest3779593-21kworker/u8:1+events_unbound21:50:260
3729824998174,3cyclictest3779593-21kworker/u8:1+events_unbound21:50:260
3729828998068,9cyclictest266-21systemd-journal22:15:001
3729824998076,3cyclictest3776349-21kworker/u8:0+events_unbound21:35:250
3729828997973,4cyclictest3747455-21kworker/u8:0+events_unbound20:20:231
3729828997771,4cyclictest3832635-21kworker/u8:0+flush-179:000:35:011
3729828997771,4cyclictest3806331-21kworker/u8:0+flush-179:023:10:231
3729824997773,3cyclictest3813281-21kworker/u8:3+events_unbound23:45:140
3729824997773,3cyclictest3709371-21kworker/u8:2+events_unbound19:35:190
3729824997767,8cyclictest3768656-21/usr/sbin/munin21:10:240
3729828997563,9cyclictest266-21systemd-journal22:00:001
3729824997570,4cyclictest3742420-21kworker/u8:3+events_unbound19:50:220
3729828997469,4cyclictest3813212-21kworker/u8:1+flush-179:023:50:251
3729824997369,3cyclictest3747455-21kworker/u8:0+events_unbound20:05:140
3729824997368,3cyclictest3795711-21kworker/u8:4+events_unbound23:15:200
3729828997264,5cyclictest3788837-21kworker/u8:3+flush-179:022:30:151
3729828997253,11cyclictest266-21systemd-journal21:05:001
3729828997163,5cyclictest3755927-21kworker/u8:2+events_unbound20:50:241
3729828997062,6cyclictest3759139-21apt-get20:40:111
3729828997061,7cyclictest3806331-21kworker/u8:0+flush-179:023:20:001
3729824997066,3cyclictest3781699-21kworker/u8:0+events_unbound22:10:170
3729824997060,4cyclictest3755669-21kworker/u8:0+events_unbound20:30:210
3729828996964,4cyclictest3832635-21kworker/u8:0+flush-179:000:30:011
3729828996961,5cyclictest3773233-21kworker/u8:3+flush-179:021:40:231
3729828996861,4cyclictest3797370-21kworker/u8:2+events_unbound22:45:171
3729828996762,3cyclictest3794175-21kworker/u8:1+flush-179:022:40:011
3729828996762,3cyclictest3789394-21kworker/u8:4+events_unbound22:15:141
3729828996761,5cyclictest3776349-21kworker/u8:0+flush-179:021:35:001
3729828996760,4cyclictest3810017-21kworker/u8:2+events_unbound23:30:011
3729824996762,4cyclictest3745357-21kworker/u8:1+events_unbound20:10:140
3729824996760,5cyclictest3832656-21latency_hist00:30:000
3729824996759,3cyclictest3806331-21kworker/u8:0+events_unbound23:09:560
3729828996659,5cyclictest3779593-21kworker/u8:1+events_unbound21:45:251
3729828996657,6cyclictest3742441-21latency_hist19:50:011
3729824996557,6cyclictest3755927-21kworker/u8:2+events_unbound20:45:120
3729824996459,4cyclictest3765995-21kworker/u8:1+events_unbound21:05:180
3729828996357,4cyclictest3813281-21kworker/u8:3+flush-179:023:55:221
3729828996354,6cyclictest3813281-21kworker/u8:3+events_unbound23:40:011
3729824996358,4cyclictest3765995-21kworker/u8:1+events_unbound21:21:020
3729824996358,4cyclictest3765995-21kworker/u8:1+events_unbound21:21:020
3729824996251,8cyclictest266-21systemd-journal19:30:000
3729828996155,4cyclictest3797370-21kworker/u8:2+flush-179:023:00:191
3729824996157,3cyclictest3781699-21kworker/u8:0+events_unbound22:09:550
3729824996157,3cyclictest3755927-21kworker/u8:2+events_unbound20:54:550
3729824996156,4cyclictest3782777-21kworker/u8:2+events_unbound22:15:200
3729831996058,1cyclictest0-21swapper/320:25:593
3729824996056,2cyclictest0-21swapper/020:41:000
3729824996054,5cyclictest3827871-21latency_hist00:15:010
3729828995952,5cyclictest3755927-21kworker/u8:2+events_unbound21:25:241
3729824995954,4cyclictest3813212-21kworker/u8:1+events_unbound00:03:130
3729824995951,3cyclictest3813281-21kworker/u8:3+events_unbound23:30:260
3729824995853,4cyclictest3829520-21kworker/u8:1+events_unbound00:22:140
3729828995751,4cyclictest3794175-21kworker/u8:1+flush-179:022:40:211
3729828995751,4cyclictest3794175-21kworker/u8:1+flush-179:022:40:211
3729824995753,3cyclictest3810017-21kworker/u8:2+events_unbound23:25:130
3729824995753,3cyclictest3795711-21kworker/u8:4+events_unbound22:35:210
3729824995753,3cyclictest3755927-21kworker/u8:2+events_unbound20:55:580
3729828995650,4cyclictest3782777-21kworker/u8:2+flush-179:022:05:181
3729828995646,8cyclictest3755927-21kworker/u8:2+flush-179:021:10:001
3729828995645,8cyclictest3752243-21apt-get20:20:001
3729824995652,3cyclictest3781699-21kworker/u8:0+events_unbound22:04:570
3729824995649,5cyclictest3781146-21latency_hist21:50:010
3729828995549,4cyclictest3735546-21kworker/u8:0+events_unbound19:55:141
3729824995550,4cyclictest3813281-21kworker/u8:3+events_unbound23:50:030
3729828995450,3cyclictest3797370-21kworker/u8:2+flush-179:022:50:261
3729828995446,6cyclictest3709371-21kworker/u8:2+flush-179:019:30:011
3729824995450,3cyclictest3810017-21kworker/u8:2+events_unbound23:38:130
3729824995450,3cyclictest3797370-21kworker/u8:2+events_unbound22:42:150
3729824995450,3cyclictest3797370-21kworker/u8:2+events_unbound22:42:150
3729824995450,3cyclictest3709371-21kworker/u8:2+events_unbound19:19:130
3729828995346,5cyclictest3824689-21kworker/u8:4+flush-179:000:15:181
3729824995349,3cyclictest3797370-21kworker/u8:2+events_unbound22:51:200
3729824995349,3cyclictest3782777-21kworker/u8:2+events_unbound22:25:200
3729824995348,4cyclictest3821473-21kworker/u8:2+events_unbound00:16:320
3729828995247,4cyclictest3818306-21kworker/u8:0+flush-179:023:45:231
3729824995248,3cyclictest3810017-21kworker/u8:2+events_unbound23:20:030
3729824995248,3cyclictest3795711-21kworker/u8:4+events_unbound23:04:130
3729824995248,3cyclictest3755927-21kworker/u8:2+events_unbound21:29:140
3729824995248,3cyclictest3735546-21kworker/u8:0+events_unbound19:30:440
3729824995247,4cyclictest3829520-21kworker/u8:1+events_unbound00:38:460
3729828995138,10cyclictest3816435-21apt-get23:40:001
3729824995146,4cyclictest3782777-21kworker/u8:2+events_unbound22:30:030
3729824995146,4cyclictest3742420-21kworker/u8:3+events_unbound19:55:170
3729828995045,4cyclictest3782777-21kworker/u8:2+events_unbound22:20:221
3729824995045,4cyclictest3755927-21kworker/u8:2+events_unbound21:19:160
3729824995043,6cyclictest3765995-21kworker/u8:1+events_unbound21:00:220
4577091490,13ptp4l441ktimers/319:10:003
3729829994945,2cyclictest0-21swapper/220:40:592
3729828994944,4cyclictest3821473-21kworker/u8:2+flush-179:000:00:211
3729828994944,4cyclictest3755927-21kworker/u8:2+flush-179:021:15:241
3729828994939,3cyclictest3813281-21kworker/u8:3+flush-179:023:30:251
3729824994944,4cyclictest3729739-21kworker/u8:1+events_unbound19:22:150
3729824994844,3cyclictest3773233-21kworker/u8:3+events_unbound21:42:140
3729824994840,5cyclictest3729683-21latency_hist19:10:020
3729828994743,3cyclictest3755669-21kworker/u8:0+flush-179:020:35:001
3729828994641,4cyclictest3712532-21kworker/u8:3+events_unbound19:15:231
3729828994641,3cyclictest3745357-21kworker/u8:1+flush-179:020:10:201
3729824994642,3cyclictest3832635-21kworker/u8:0+events_unbound00:34:590
3729824994642,3cyclictest3729739-21kworker/u8:1+events_unbound19:13:150
3729824994641,4cyclictest3781699-21kworker/u8:0+events_unbound21:58:130
372983199450,44cyclictest3739259-21turbostat19:40:003
3729828994541,3cyclictest3810017-21kworker/u8:2+flush-179:023:25:001
3729828994538,6cyclictest3821473-21kworker/u8:2+flush-179:000:05:211
3729828994533,4cyclictest3795711-21kworker/u8:4+flush-179:022:55:201
3729824994540,4cyclictest3742420-21kworker/u8:3+events_unbound20:02:150
3729828994440,3cyclictest3755927-21kworker/u8:2+events_unbound20:35:151
3729828994439,4cyclictest3755927-21kworker/u8:2+flush-179:020:45:151
3729828994438,4cyclictest3782777-21kworker/u8:2+flush-179:022:25:171
3729828994435,7cyclictest3709371-21kworker/u8:2+flush-179:019:40:011
3729824994439,4cyclictest3795711-21kworker/u8:4+events_unbound23:12:140
3729828994339,3cyclictest3747455-21kworker/u8:0+flush-179:020:05:011
3729828994332,4cyclictest3824689-21kworker/u8:4+events_unbound00:10:251
3729824994335,3cyclictest3750684-21kworker/u8:3+events_unbound20:25:170
3729828994236,5cyclictest3735546-21kworker/u8:0+flush-179:019:30:181
3729824994237,4cyclictest3709371-21kworker/u8:2+events_unbound19:40:010
372983199400,39cyclictest3762058-21turbostat20:50:003
372982899400,38cyclictest714-21Xorg20:28:591
3729828993934,4cyclictest484-21dbus-daemon21:15:011
3729828993934,4cyclictest3745357-21kworker/u8:1+flush-179:020:09:551
3729828993934,4cyclictest3735546-21kworker/u8:0+events_unbound19:50:141
3729828993933,4cyclictest3729739-21kworker/u8:1+events_unbound19:20:151
3729828993931,5cyclictest3755927-21kworker/u8:2+events_unbound21:20:131
3729828993931,5cyclictest3755927-21kworker/u8:2+events_unbound21:20:131
372982999380,36cyclictest0-21swapper/221:54:552
372982999380,36cyclictest0-21swapper/221:54:552
3729828993835,2cyclictest714-21Xorg21:39:591
3729824993834,3cyclictest3789394-21kworker/u8:4+events_unbound22:20:020
372983199370,36cyclictest0-21swapper/320:00:593
3729829993734,2cyclictest0-21swapper/222:55:002
372982999370,35cyclictest0-21swapper/219:23:002
372982999370,35cyclictest0-21swapper/200:36:592
3729828993735,1cyclictest0-21swapper/123:05:591
3729828993732,4cyclictest3821473-21kworker/u8:2+flush-179:000:20:191
4577091360,28ptp4l441ktimers/320:30:143
3729831993630,4cyclictest3818283-21turbostat23:49:553
372983199360,35cyclictest0-21swapper/323:20:593
372983199360,35cyclictest0-21swapper/322:48:593
372983199360,35cyclictest0-21swapper/320:57:593
372983199360,35cyclictest0-21swapper/320:15:593
3729829993633,2cyclictest0-21swapper/223:44:552
3729829993633,2cyclictest0-21swapper/222:38:592
3729829993633,2cyclictest0-21swapper/221:10:592
3729829993633,2cyclictest0-21swapper/221:07:592
3729829993633,2cyclictest0-21swapper/220:54:552
3729829993633,2cyclictest0-21swapper/219:34:552
372982999360,1cyclictest0-21swapper/222:49:552
3729831993534,1cyclictest0-21swapper/321:43:593
3729831993533,1cyclictest0-21swapper/323:53:583
3729831993530,4cyclictest3777965-21turbostat21:40:003
372983199350,1cyclictest0-21swapper/321:34:593
3729829993533,1cyclictest0-21swapper/220:00:012
3729829993532,2cyclictest0-21swapper/200:30:002
372982999350,1cyclictest0-21swapper/219:14:542
3729831993433,1cyclictest0-21swapper/321:57:593
3729831993432,1cyclictest0-21swapper/323:39:553
3729829993432,1cyclictest0-21swapper/200:20:002
3729829993431,2cyclictest0-21swapper/223:30:012
3729829993431,2cyclictest0-21swapper/223:10:592
3729829993431,2cyclictest0-21swapper/222:29:582
3729831993331,1cyclictest0-21swapper/323:18:593
3729831993331,1cyclictest0-21swapper/322:08:593
3729831993331,1cyclictest0-21swapper/320:42:003
3729829993331,1cyclictest0-21swapper/223:55:012
3729829993331,1cyclictest0-21swapper/223:35:002
3729829993330,2cyclictest0-21swapper/223:59:592
3729829993330,2cyclictest0-21swapper/220:19:542
3729829993330,2cyclictest0-21swapper/219:41:582
3729829993330,2cyclictest0-21swapper/219:27:582
3729829993330,2cyclictest0-21swapper/219:15:592
3729828993327,4cyclictest3779593-21kworker/u8:1+events_unbound21:50:241
3729828993327,4cyclictest3779593-21kworker/u8:1+events_unbound21:50:241
372982899331,30cyclictest3784595-21apt-get22:00:141
3729824993322,4cyclictest3755927-21kworker/u8:2+events_unbound20:39:040
3729829993230,1cyclictest0-21swapper/222:20:012
3729829993230,1cyclictest0-21swapper/221:20:002
3729829993229,2cyclictest0-21swapper/223:46:592
3729829993229,2cyclictest0-21swapper/220:25:582
3729829993229,2cyclictest0-21swapper/220:23:582
3729831993129,1cyclictest0-21swapper/321:48:593
3729831993125,5cyclictest3740863-21turbostat19:45:003
3729829993129,1cyclictest0-21swapper/221:25:002
3729829993129,1cyclictest0-21swapper/221:24:592
3729829993128,2cyclictest0-21swapper/222:09:552
3729829993128,2cyclictest0-21swapper/221:29:542
3729829993128,2cyclictest0-21swapper/200:00:592
3729831993028,1cyclictest0-21swapper/321:54:593
3729831993028,1cyclictest0-21swapper/321:54:593
3729831993027,2cyclictest0-21swapper/320:11:583
3729829993028,1cyclictest0-21swapper/220:05:002
3729829993027,2cyclictest0-21swapper/221:55:142
3729829993027,2cyclictest0-21swapper/200:05:592
3729829993026,2cyclictest0-21swapper/223:10:002
3729829993026,2cyclictest0-21swapper/222:05:002
3729829993026,2cyclictest0-21swapper/221:46:592
3729831992927,1cyclictest0-21swapper/322:14:593
372983199290,27cyclictest0-21swapper/320:20:033
372983199290,27cyclictest0-21swapper/319:25:143
372983199290,27cyclictest0-21swapper/300:00:143
3729829992926,2cyclictest0-21swapper/220:33:002
3729829992926,2cyclictest0-21swapper/200:24:562
3729829992925,2cyclictest0-21swapper/223:21:592
3729829992925,2cyclictest0-21swapper/223:02:592
372982999290,27cyclictest0-21swapper/223:35:132
372982999290,27cyclictest0-21swapper/223:15:122
372982999290,27cyclictest0-21swapper/222:41:592
372982999290,27cyclictest0-21swapper/222:41:592
372982999290,27cyclictest0-21swapper/220:10:142
372982999290,26cyclictest0-21swapper/200:32:582
4577091280,6ptp4l441ktimers/321:14:553
4577091280,6ptp4l441ktimers/319:54:593
4577091280,6ptp4l441ktimers/319:25:003
4577091280,6ptp4l441ktimers/319:15:013
3729831992823,4cyclictest3792557-21turbostat22:25:003
372983199280,27cyclictest0-21swapper/300:15:133
372983199280,26cyclictest0-21swapper/323:40:023
3729829992825,2cyclictest0-21swapper/219:50:132
372982999280,26cyclictest0-21swapper/219:45:592
4577091270,7ptp4l61490irq/134-eno1-TxRx-022:30:003
4577091270,6ptp4l61490irq/134-eno1-TxRx-022:40:013
4577091270,6ptp4l441ktimers/320:09:573
4577091270,5ptp4l61490irq/134-eno1-TxRx-023:30:013
4577091270,5ptp4l61490irq/134-eno1-TxRx-021:04:563
3729831992725,1cyclictest0-21swapper/323:05:143
3729831992724,2cyclictest0-21swapper/319:15:583
372983199270,26cyclictest0-21swapper/323:10:113
372983199270,26cyclictest0-21swapper/321:05:133
372983199270,26cyclictest0-21swapper/300:36:593
372983199270,25cyclictest0-21swapper/320:36:593
372983199270,1cyclictest0-21swapper/322:40:143
372983199270,1cyclictest0-21swapper/322:40:143
372983199270,1cyclictest0-21swapper/322:15:133
3729829992725,1cyclictest0-21swapper/221:45:002
3729829992724,2cyclictest0-21swapper/222:21:592
3729829992724,2cyclictest0-21swapper/221:38:002
372982999270,24cyclictest0-21swapper/200:13:592
4577091260,6ptp4l61490irq/134-eno1-TxRx-023:05:013
4577091260,6ptp4l61490irq/134-eno1-TxRx-021:20:013
4577091260,6ptp4l61490irq/134-eno1-TxRx-019:35:003
4577091260,5ptp4l61490irq/134-eno1-TxRx-000:30:003
4577091260,5ptp4l61490irq/134-eno1-TxRx-000:20:023
4577091260,5ptp4l441ktimers/320:54:553
4577091260,5ptp4l441ktimers/300:09:553
372983199260,1cyclictest0-21swapper/321:22:593
372983199260,1cyclictest0-21swapper/321:22:593
3729829992623,2cyclictest0-21swapper/222:30:592
3729829992622,2cyclictest0-21swapper/222:11:592
4577091250,5ptp4l61490irq/134-eno1-TxRx-023:34:553
4577091250,5ptp4l61490irq/134-eno1-TxRx-021:29:543
4577091250,5ptp4l441ktimers/322:54:593
4577091250,4ptp4l441ktimers/319:49:563
3729831992523,1cyclictest0-21swapper/322:04:553
3729829992523,1cyclictest0-21swapper/220:55:592
3729829992522,2cyclictest0-21swapper/220:36:592
4577091240,4ptp4l61490irq/134-eno1-TxRx-022:59:553
4577091240,4ptp4l441ktimers/300:34:563
3729831992422,1cyclictest0-21swapper/323:58:003
3729829992421,2cyclictest0-21swapper/220:46:002
3729829992220,1cyclictest0-21swapper/221:04:592
3729829992118,2cyclictest0-21swapper/221:33:592
3729828992116,3cyclictest0-21swapper/119:10:021
3729829992016,2cyclictest0-21swapper/220:08:582
4577091170,3ptp4l61490irq/134-eno1-TxRx-022:35:013
3729829991613,2cyclictest0-21swapper/219:37:002
4577091150,3ptp4l441ktimers/300:10:023
37298299974,2cyclictest0-21swapper/222:55:062
37298299930,2cyclictest0-21swapper/219:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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