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2026-02-01 - 13:58
[ 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 Sun Feb 01, 2026 00:44:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
37619519910390,10cyclictest266-21systemd-journal00:30:011
3761951999287,4cyclictest3771769-21kworker/u8:0+events_unbound19:55:231
3761951999282,8cyclictest3765102-21apt-get19:20:021
3761951999082,5cyclictest3859280-21latency_hist00:15:011
3761950998879,7cyclictest3813625-21apt-get21:50:000
3761951998474,7cyclictest3779943-21latency_hist20:05:011
3761950998374,6cyclictest3847809-21latency_hist23:35:000
3761951998278,3cyclictest3839886-21kworker/u8:3+events_unbound23:20:231
3761951998278,3cyclictest3839886-21kworker/u8:3+events_unbound23:20:221
3761951998177,3cyclictest3802445-21kworker/u8:3+events_unbound21:25:241
3761950998172,7cyclictest3827099-21/usr/sbin/munin22:30:230
3761951997975,3cyclictest3833464-21kworker/u8:1+events_unbound23:00:241
3761951997968,8cyclictest510-21rs:main1
3761951997874,3cyclictest3797686-21kworker/u8:0+events_unbound21:00:231
3761951997872,5cyclictest3850481-21kworker/u8:0+flush-179:023:45:261
3761951997772,4cyclictest3813589-21kworker/u8:0+events_unbound21:50:201
3761951997772,4cyclictest3778369-21kworker/u8:3+flush-179:020:24:551
3761951997769,3cyclictest3769094-21kworker/u8:1+events_unbound19:50:261
3761951997768,6cyclictest3789483-21latency_hist20:35:011
3761951997768,6cyclictest3789483-21latency_hist20:35:011
3761951997671,4cyclictest3788442-21kworker/u8:1+events_unbound20:55:161
3761951997571,3cyclictest3847785-21kworker/u8:1+flush-179:023:39:561
3761951997571,3cyclictest3778369-21kworker/u8:3+events_unbound20:25:251
3761951997470,3cyclictest3788442-21kworker/u8:1+events_unbound20:40:231
3761951997469,4cyclictest3769094-21kworker/u8:1+flush-179:019:39:561
3761951997369,3cyclictest3843000-21kworker/u8:0+flush-179:023:29:551
3761951997366,5cyclictest3830061-21latency_hist22:40:011
3761951997366,5cyclictest3822518-21kworker/u8:1+flush-179:022:20:261
3761950997364,7cyclictest3848044-21/usr/sbin/munin23:35:230
3761951997268,3cyclictest3808814-21kworker/u8:2+flush-179:021:45:261
3761951997262,4cyclictest3802445-21kworker/u8:3+events_unbound21:35:171
3761951997065,4cyclictest3781504-21kworker/u8:0+events_unbound20:16:171
3761950997064,4cyclictest3839886-21kworker/u8:3+flush-179:023:15:010
3761951996965,3cyclictest3847785-21kworker/u8:1+flush-179:000:19:551
3761951996965,3cyclictest3817107-21kworker/u8:3+events_unbound22:25:231
3761951996961,6cyclictest3800859-21/usr/sbin/munin21:10:241
3761951996863,4cyclictest3758100-21kworker/u8:0+flush-179:019:14:551
3761951996762,4cyclictest3781504-21kworker/u8:0+events_unbound20:10:251
3761950996758,7cyclictest3836423-21apt-get23:00:040
3761951996662,3cyclictest3817027-21kworker/u8:1+events_unbound22:05:131
3761951996661,4cyclictest3806966-21kworker/u8:1+flush-179:021:44:561
3761951996661,4cyclictest3802445-21kworker/u8:3+events_unbound21:20:141
3761951996659,4cyclictest3770128-21latency_hist19:35:011
3761951996460,3cyclictest3788442-21kworker/u8:1+flush-179:020:54:551
3761951996459,4cyclictest3855827-21kworker/u8:3+events_unbound00:30:201
3761951996459,4cyclictest3855744-21kworker/u8:2+events_unbound00:03:591
3761951996459,4cyclictest3839886-21kworker/u8:3+events_unbound23:15:131
3761951996359,3cyclictest3851046-21kworker/u8:2+flush-179:023:50:251
3761951996351,9cyclictest3765102-21apt-get19:20:001
3761951996350,12cyclictest3847785-21kworker/u8:1+events_unbound23:40:161
3761950996355,6cyclictest266-21systemd-journal22:00:010
3761951996258,3cyclictest3802445-21kworker/u8:3+flush-179:021:19:551
3761951996253,7cyclictest3792707-21kworker/u8:2+flush-179:020:50:001
3761950996255,5cyclictest3783113-21latency_hist20:15:000
3761951996157,3cyclictest3799582-21kworker/u8:2+flush-179:021:09:551
3761951996155,4cyclictest3819674-21kworker/u8:0+events_unbound22:15:021
3761950996153,6cyclictest3850481-21kworker/u8:0+flush-179:023:45:180
3761950996153,6cyclictest266-21systemd-journal19:42:150
3761951996055,4cyclictest3787879-21kworker/u8:0+flush-179:020:39:561
3761950996052,6cyclictest3786310-21latency_hist20:25:010
3761951995955,3cyclictest3808814-21kworker/u8:2+flush-179:021:59:541
3761951995854,3cyclictest3828485-21kworker/u8:2+flush-179:022:44:551
3761951995849,3cyclictest3859516-21kworker/u8:0+events_unbound00:35:161
3761950995849,7cyclictest3855827-21kworker/u8:3+flush-179:000:35:010
3761951995749,6cyclictest266-21systemd-journal23:00:011
3761951995551,3cyclictest3765081-21kworker/u8:2+events_unbound19:25:211
3761950995547,6cyclictest3788149-21apt-get20:30:120
3761950995547,6cyclictest3788149-21apt-get20:30:110
3761951995450,3cyclictest3855827-21kworker/u8:3+events_unbound00:06:171
3761950995445,7cyclictest3806966-21kworker/u8:1+events_unbound21:40:250
3761950995442,10cyclictest266-21systemd-journal00:05:000
3761951995349,3cyclictest3819674-21kworker/u8:0+events_unbound22:10:161
3761951995345,6cyclictest3774904-21latency_hist19:50:001
3761950995340,11cyclictest266-21systemd-journal22:20:000
376195099530,2cyclictest714-21Xorg20:53:590
3761950995249,2cyclictest3787879-21kworker/u8:0+events_unbound20:40:000
3761950995246,5cyclictest3788442-21kworker/u8:1+flush-179:020:45:210
3761950995245,5cyclictest3758100-21kworker/u8:0+events_unbound19:20:250
3761950995243,7cyclictest3802445-21kworker/u8:3+flush-179:021:40:000
3761951995146,4cyclictest3828485-21kworker/u8:2+flush-179:022:45:281
3761950995144,5cyclictest3855762-21latency_hist00:00:020
3761950995142,6cyclictest3817107-21kworker/u8:3+events_unbound22:55:010
376195099512,43cyclictest3830312-21apt-get22:40:150
3761950995042,6cyclictest3796099-21apt-get20:55:120
4577091490,13ptp4l441ktimers/319:10:013
3761950994944,4cyclictest3847785-21kworker/u8:1+flush-179:023:40:260
3761951994843,4cyclictest3838245-21kworker/u8:2+events_unbound23:10:011
3761951994843,4cyclictest3833464-21kworker/u8:1+events_unbound23:06:161
3761950994841,5cyclictest3821821-21latency_hist22:15:010
3761950994841,5cyclictest266-21systemd-journal23:25:150
3761951994742,4cyclictest3817027-21kworker/u8:1+events_unbound22:00:031
3761950994740,6cyclictest3788442-21kworker/u8:1+events_unbound21:05:000
376195099470,43cyclictest3784742-21sendmail-msp20:20:010
3761951994639,3cyclictest3847785-21kworker/u8:1+events_unbound00:20:211
3761951994638,6cyclictest266-21systemd-journal21:31:151
3761950994642,2cyclictest714-21Xorg22:39:590
3761950994637,7cyclictest3765081-21kworker/u8:2+flush-179:019:25:160
3761950994637,6cyclictest3800623-21latency_hist21:10:010
3761951994541,3cyclictest3833464-21kworker/u8:1+events_unbound22:50:161
3761950994539,4cyclictest3817107-21kworker/u8:3+flush-179:022:15:150
376195099431,4cyclictest3778344-21perf20:00:000
3761950994314,19cyclictest3836377-21sshd22:56:140
3761954994237,1cyclictest351rcuc/220:53:592
3761951994237,4cyclictest3847786-21kworker/u8:4+events_unbound23:34:521
3761950994233,6cyclictest266-21systemd-journal20:00:140
3761950994232,7cyclictest3808814-21kworker/u8:2+flush-179:022:05:210
376195099420,40cyclictest3813613-21turbostat21:54:550
3761955994137,2cyclictest0-21swapper/320:12:593
376195599410,39cyclictest3786323-21turbostat20:25:003
3761954994138,2cyclictest0-21swapper/223:35:592
3761954994138,2cyclictest0-21swapper/220:12:592
3761950994137,3cyclictest3808871-21systemd-run21:35:000
3761950994137,3cyclictest3774971-21rm19:50:000
376195099410,39cyclictest3792687-21ls20:45:000
376195599400,38cyclictest3803811-21turbostat21:20:003
3761951994036,3cyclictest3827529-21kworker/u8:1+events_unbound22:31:151
3761951994036,3cyclictest3778369-21kworker/u8:3+events_unbound20:06:161
376195099401,38cyclictest191rcuc/020:08:590
376195099400,4cyclictest3841446-21turbostat23:19:540
376195599390,36cyclictest0-21swapper/321:07:593
3761954993934,2cyclictest0-21swapper/222:49:542
376195499390,36cyclictest0-21swapper/222:05:012
376195499390,35cyclictest0-21swapper/221:33:582
376195099393,28cyclictest714-21Xorg19:37:590
3761950993926,11cyclictest0-21swapper/000:20:010
376195099390,3cyclictest714-21Xorg00:39:580
4577091380,28ptp4l441ktimers/322:20:023
3761955993836,1cyclictest431rcuc/320:53:593
3761955993836,1cyclictest0-21swapper/323:36:003
3761955993832,5cyclictest3778352-21turbostat20:00:003
3761955993830,5cyclictest3784737-21turbostat20:20:003
3761954993834,2cyclictest0-21swapper/219:34:582
376195499380,35cyclictest0-21swapper/223:02:582
3761951993833,4cyclictest3769094-21kworker/u8:1+events_unbound19:44:501
376195099384,30cyclictest0-21swapper/019:10:130
376195099384,28cyclictest714-21Xorg23:22:000
376195099384,28cyclictest714-21Xorg23:22:000
3761950993835,2cyclictest0-21swapper/021:27:590
3761950993831,5cyclictest3851046-21kworker/u8:2+flush-179:023:50:230
3761950993830,6cyclictest3833228-21latency_hist22:50:010
3761950993830,5cyclictest3760109-21kworker/u8:1+events_unbound19:10:010
3761950993821,14cyclictest0-21swapper/000:20:590
376195099381,32cyclictest0-21swapper/000:10:090
3761955993734,2cyclictest0-21swapper/322:49:553
3761954993733,2cyclictest0-21swapper/220:38:002
3761954993733,2cyclictest0-21swapper/219:26:002
376195499370,35cyclictest0-21swapper/221:02:592
376195499370,2cyclictest0-21swapper/221:07:592
3761950993730,4cyclictest3776749-21latency_hist19:55:010
3761950993727,5cyclictest0-21swapper/022:00:110
3761950993724,7cyclictest3765081-21kworker/u8:2+flush-179:019:30:150
3761955993633,2cyclictest0-21swapper/323:16:583
3761955993631,3cyclictest0-21swapper/321:21:593
376195599360,29cyclictest0-21swapper/320:35:003
376195599360,29cyclictest0-21swapper/320:34:593
3761954993633,2cyclictest0-21swapper/223:16:592
3761954993633,2cyclictest0-21swapper/220:29:552
3761955993533,1cyclictest0-21swapper/319:34:583
3761955993532,2cyclictest0-21swapper/320:29:553
3761955993530,3cyclictest3813613-21turbostat21:50:003
376195599350,1cyclictest0-21swapper/321:33:593
3761954993532,2cyclictest0-21swapper/220:00:002
3761954993532,2cyclictest0-21swapper/219:49:592
3761954993531,2cyclictest0-21swapper/221:21:592
3761954993531,2cyclictest0-21swapper/219:44:592
3761950993529,4cyclictest266-21systemd-journal20:27:070
3761950993527,5cyclictest0-21swapper/021:10:140
376195099352,27cyclictest3802464-21apt-get21:15:130
3761950993519,14cyclictest0-21swapper/023:05:280
376195099351,28cyclictest714-21Xorg19:18:580
3761955993432,1cyclictest0-21swapper/322:04:543
3761955993432,1cyclictest0-21swapper/320:37:593
3761955993432,1cyclictest0-21swapper/319:25:593
3761955993431,2cyclictest0-21swapper/319:49:583
3761955993430,2cyclictest0-21swapper/319:45:003
3761954993431,2cyclictest0-21swapper/221:50:002
3761954993430,2cyclictest0-21swapper/222:28:582
3761950993423,7cyclictest0-21swapper/021:20:590
3761955993329,3cyclictest0-21swapper/320:08:593
3761955993327,3cyclictest3792683-21turbostat20:45:003
3761954993330,1cyclictest0-21swapper/220:20:002
3761954993329,2cyclictest0-21swapper/220:09:002
3761954993328,3cyclictest0-21swapper/222:40:002
3761950993326,5cyclictest3826863-21munin-run22:30:010
376195099332,27cyclictest0-21swapper/000:25:130
376195599320,27cyclictest0-21swapper/321:50:023
3761954993229,2cyclictest0-21swapper/221:54:552
3761954993228,2cyclictest0-21swapper/222:31:592
3761954993228,2cyclictest0-21swapper/221:19:552
3761954993228,2cyclictest0-21swapper/220:43:592
3761954993226,3cyclictest0-21swapper/222:19:552
3761955993128,2cyclictest0-21swapper/322:40:003
3761955993128,1cyclictest431rcuc/322:40:143
3761954993128,2cyclictest0-21swapper/221:29:002
3761954993127,2cyclictest0-21swapper/200:16:592
3761954993126,3cyclictest0-21swapper/223:12:592
3761955993028,1cyclictest0-21swapper/322:28:593
3761955993026,2cyclictest0-21swapper/300:17:003
376195599300,2cyclictest0-21swapper/323:40:143
376195599300,28cyclictest0-21swapper/319:50:023
376195599300,28cyclictest0-21swapper/319:20:013
3761954993028,1cyclictest0-21swapper/200:39:592
3761954993027,2cyclictest0-21swapper/219:20:012
376195499300,2cyclictest0-21swapper/223:50:122
376195499300,2cyclictest0-21swapper/222:50:142
376195499300,2cyclictest0-21swapper/221:35:132
376195499300,28cyclictest0-21swapper/223:40:142
376195499300,27cyclictest0-21swapper/223:59:542
376195099302,25cyclictest0-21swapper/000:07:590
3761955992927,1cyclictest0-21swapper/321:29:003
3761955992926,2cyclictest0-21swapper/322:30:133
3761955992926,2cyclictest0-21swapper/319:20:023
3761955992926,2cyclictest0-21swapper/319:10:133
3761955992925,2cyclictest0-21swapper/323:12:593
376195599290,2cyclictest0-21swapper/320:00:143
376195599290,28cyclictest0-21swapper/300:35:143
376195599290,27cyclictest0-21swapper/323:50:113
3761954992925,2cyclictest0-21swapper/220:20:592
3761954992925,2cyclictest0-21swapper/219:10:142
376195499290,2cyclictest0-21swapper/222:40:152
376195499290,27cyclictest0-21swapper/222:20:022
376195499290,27cyclictest0-21swapper/220:00:132
376195499290,27cyclictest0-21swapper/219:50:022
376195499290,27cyclictest0-21swapper/219:20:012
376195499290,21cyclictest0-21swapper/200:10:082
3761955992826,1cyclictest0-21swapper/320:59:593
3761955992825,2cyclictest0-21swapper/322:19:553
3761955992825,2cyclictest0-21swapper/300:10:093
376195599280,2cyclictest0-21swapper/321:35:133
376195599280,26cyclictest0-21swapper/323:00:133
4577091270,6ptp4l441ktimers/322:00:013
4577091270,5ptp4l61490irq/134-eno1-TxRx-023:25:013
4577091270,5ptp4l61490irq/134-eno1-TxRx-023:25:013
3761955992725,1cyclictest0-21swapper/321:10:143
3761955992724,2cyclictest0-21swapper/322:55:133
3761955992722,3cyclictest0-21swapper/300:29:553
376195599270,2cyclictest0-21swapper/323:28:583
376195599270,26cyclictest0-21swapper/319:39:593
376195599270,1cyclictest0-21swapper/322:50:143
3761954992724,2cyclictest0-21swapper/222:55:142
3761954992723,2cyclictest0-21swapper/221:15:002
376195499270,2cyclictest0-21swapper/223:28:592
4577091260,4ptp4l441ktimers/323:10:003
4577091260,3ptp4l441ktimers/321:45:013
376195599260,25cyclictest0-21swapper/300:09:553
3761954992623,2cyclictest0-21swapper/222:13:592
3761954992623,2cyclictest0-21swapper/221:59:552
3761954992622,2cyclictest0-21swapper/223:49:002
3761954992622,2cyclictest0-21swapper/200:29:552
376195499260,24cyclictest0-21swapper/219:39:592
376195499260,24cyclictest0-21swapper/200:09:562
4577091250,3ptp4l61490irq/134-eno1-TxRx-020:50:003
4577091250,3ptp4l441ktimers/323:34:543
4577091250,3ptp4l441ktimers/322:09:563
4577091250,3ptp4l441ktimers/300:34:563
3761955992522,2cyclictest0-21swapper/322:13:593
3761955992522,2cyclictest0-21swapper/321:04:593
3761954992522,2cyclictest0-21swapper/223:21:002
3761954992522,2cyclictest0-21swapper/223:20:592
4577091240,3ptp4l441ktimers/300:24:553
4577091240,3ptp4l441ktimers/300:05:013
3761955992422,1cyclictest0-21swapper/323:57:593
3761955992421,2cyclictest0-21swapper/323:48:593
3761954992422,1cyclictest0-21swapper/200:24:592
3761954992420,2cyclictest0-21swapper/222:07:592
3761954992321,1cyclictest0-21swapper/200:34:592
231999230,13rtkit-daemon495-21gpm19:05:391
3761954992219,2cyclictest0-21swapper/223:06:592
3761954992118,2cyclictest0-21swapper/221:45:012
3761954992017,2cyclictest0-21swapper/220:50:002
3761954991915,2cyclictest0-21swapper/220:57:592
3761954991613,2cyclictest0-21swapper/220:33:592
3761954991613,2cyclictest0-21swapper/220:33:592
3761954991511,2cyclictest0-21swapper/200:02:002
376195499118,2cyclictest0-21swapper/223:31:582
37619549941,2cyclictest0-21swapper/219:10:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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