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2026-02-19 - 09:47
[ 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 19, 2026 00:44:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
37501329910095,4cyclictest3837894-21kworker/u8:1+events_unbound00:04:001
37501329910091,7cyclictest3773072-21latency_hist20:20:011
3750127999679,14cyclictest3761705-21http19:45:010
3750127999184,5cyclictest3824548-21kworker/u8:0+flush-179:023:30:010
3750132999080,8cyclictest3802316-21apt-get21:50:031
3750127999083,6cyclictest3844283-21kworker/u8:3+flush-179:000:10:010
3750127998781,4cyclictest3758486-21kworker/u8:2+events_unbound19:50:260
3750132998675,9cyclictest3844240-40mandb00:00:021
3750127998679,5cyclictest3851135-21kworker/u8:3+events_unbound00:20:000
3750127998675,4cyclictest3836243-21kworker/u8:3+events_unbound23:35:250
3750132998573,9cyclictest3847715-21latency_hist00:10:001
3750127998476,6cyclictest3829881-21latency_hist23:15:010
3750127998476,6cyclictest3805737-21latency_hist22:00:010
3750127998378,3cyclictest3824548-21kworker/u8:0+flush-179:023:20:230
3750127998378,3cyclictest3790558-21kworker/u8:2+events_unbound21:15:210
3750127998376,5cyclictest3753704-21kworker/u8:3+flush-179:019:25:000
3750132998276,5cyclictest3796299-21kworker/u8:3+events_unbound21:45:001
3750127998270,4cyclictest3790558-21kworker/u8:2+events_unbound22:55:240
3750127998073,5cyclictest3790558-21kworker/u8:2+flush-179:022:50:240
3750127998067,5cyclictest3737609-21kworker/u8:2+flush-179:019:15:000
3750132997968,8cyclictest3776257-21latency_hist20:30:011
3750127997969,4cyclictest3748522-21kworker/u8:0+events_unbound19:15:230
3750127997567,6cyclictest3768339-21kworker/u8:3+events_unbound20:25:210
3750132997469,4cyclictest3790558-21kworker/u8:2+events_unbound21:55:231
3750132997360,12cyclictest3770561-21kworker/u8:0+flush-179:020:15:001
3750127997362,5cyclictest3748522-21kworker/u8:0+events_unbound19:45:030
3750132997267,4cyclictest3837894-21kworker/u8:1+events_unbound23:40:251
3750127997267,4cyclictest3837894-21kworker/u8:1+flush-179:000:00:020
3750127997267,4cyclictest3798601-21apt-get21:40:000
3750127997261,5cyclictest3766952-21kworker/u8:1+events_unbound20:20:140
3750127997257,6cyclictest3753704-21kworker/u8:3+flush-179:019:30:140
3750132997166,4cyclictest3796299-21kworker/u8:3+events_unbound21:45:231
3750132997164,6cyclictest3753704-21kworker/u8:3+events_unbound19:25:021
3750127997166,4cyclictest3790558-21kworker/u8:2+events_unbound22:45:010
3750127997166,3cyclictest3776496-21kworker/u8:0+events_unbound20:30:130
3750127997165,5cyclictest3796299-21kworker/u8:3+events_unbound21:50:000
3750127997165,4cyclictest3849798-21kworker/u8:1+flush-179:000:35:000
3750127997163,7cyclictest3812171-21kworker/u8:1+events_unbound22:30:190
3750127997162,3cyclictest3787644-21kworker/u8:1+events_unbound21:10:130
3750132997066,3cyclictest3852759-21kworker/u8:0+flush-179:000:30:191
3750132997066,3cyclictest3768339-21kworker/u8:3+events_unbound21:15:251
3750132997066,3cyclictest3758486-21kworker/u8:2+events_unbound19:55:141
3750132997065,4cyclictest3758486-21kworker/u8:2+events_unbound19:55:001
3750132997057,5cyclictest3748522-21kworker/u8:0+events_unbound19:35:171
3750127997065,4cyclictest3844283-21kworker/u8:3+flush-179:000:05:210
3750127997065,3cyclictest3770561-21kworker/u8:0+events_unbound20:15:140
3750132996964,4cyclictest3824548-21kworker/u8:0+events_unbound23:00:231
3750132996958,8cyclictest3779465-21latency_hist20:40:011
3750127996962,5cyclictest3770561-21kworker/u8:0+events_unbound20:10:240
3750132996863,4cyclictest3824548-21kworker/u8:0+flush-179:023:05:201
3750132996862,4cyclictest3781075-21kworker/u8:2+flush-179:020:50:211
3750132996862,4cyclictest3781075-21kworker/u8:2+flush-179:020:50:201
3750132996860,6cyclictest3769889-21latency_hist20:10:011
3750127996863,4cyclictest3796299-21kworker/u8:3+events_unbound21:30:260
3750132996761,4cyclictest3790558-21kworker/u8:2+flush-179:021:20:121
3750132996757,8cyclictest3817384-21/usr/sbin/munin22:35:231
3750127996762,4cyclictest3768339-21kworker/u8:3+flush-179:020:05:250
3750127996762,3cyclictest3849798-21kworker/u8:1+flush-179:000:35:200
3750127996756,8cyclictest3781075-21kworker/u8:2+flush-179:021:00:370
3750132996662,3cyclictest3766952-21kworker/u8:1+flush-179:020:00:201
3750127996660,4cyclictest3790558-21kworker/u8:2+flush-179:021:40:010
3750127996654,7cyclictest3790558-21kworker/u8:2+events_unbound22:15:190
3750132996561,3cyclictest3836243-21kworker/u8:3+flush-179:023:35:211
3750127996555,3cyclictest3852759-21kworker/u8:0+events_unbound00:25:150
3750127996555,3cyclictest3852759-21kworker/u8:0+events_unbound00:25:150
3750132996460,3cyclictest3796299-21kworker/u8:3+flush-179:021:39:551
3750132996459,4cyclictest3766952-21kworker/u8:1+flush-179:020:45:231
3750127996452,6cyclictest3812171-21kworker/u8:1+events_unbound22:25:190
3750132996360,2cyclictest0-21swapper/100:16:591
3750132996357,5cyclictest3849798-21kworker/u8:1+events_unbound00:35:221
3750132996354,7cyclictest3830137-21apt-get23:15:111
3750127996357,4cyclictest3824548-21kworker/u8:0+events_unbound23:45:240
3750132996257,4cyclictest3802318-21kworker/u8:0+events_unbound22:05:251
3750127996257,3cyclictest3777876-21kworker/u8:2+flush-179:020:35:200
3750132996156,4cyclictest3812171-21kworker/u8:1+flush-179:022:40:221
3750127996156,4cyclictest3824548-21kworker/u8:0+events_unbound23:05:230
3750127996155,4cyclictest3815363-21kworker/u8:3+flush-179:022:35:200
3750127996149,5cyclictest3790558-21kworker/u8:2+events_unbound21:20:250
3750132996057,2cyclictest0-21swapper/119:44:591
3750132996056,3cyclictest3852759-21kworker/u8:0+events_unbound00:25:271
3750132996056,3cyclictest3852759-21kworker/u8:0+events_unbound00:25:271
3750127996050,5cyclictest3802318-21kworker/u8:0+events_unbound22:00:130
3750132995955,3cyclictest3796299-21kworker/u8:3+flush-179:021:34:561
3750132995955,3cyclictest3753704-21kworker/u8:3+flush-179:019:24:561
3750132995954,4cyclictest3790558-21kworker/u8:2+flush-179:022:10:201
3750127995951,6cyclictest3766952-21kworker/u8:1+flush-179:020:40:210
3750127995950,4cyclictest3826967-21kworker/u8:1+events_unbound23:15:150
3750132995854,3cyclictest3790558-21kworker/u8:2+flush-179:022:59:551
3750132995853,4cyclictest3812171-21kworker/u8:1+flush-179:022:30:161
3750132995853,4cyclictest3802318-21kworker/u8:0+events_unbound22:00:251
3750132995853,4cyclictest3748522-21kworker/u8:0+flush-179:019:45:211
3750132995749,6cyclictest3841289-21apt-get23:50:111
3750127995752,4cyclictest3802318-21kworker/u8:0+events_unbound22:20:230
3750127995751,5cyclictest3820874-21kworker/u8:0+flush-179:022:45:210
3750132995651,4cyclictest3833121-21kworker/u8:2+flush-179:023:30:191
3750127995650,4cyclictest3748522-21kworker/u8:0+events_unbound19:55:240
3750127995646,3cyclictest3833121-21kworker/u8:2+flush-179:023:30:120
3750132995551,3cyclictest3824548-21kworker/u8:0+flush-179:023:49:551
3750132995551,3cyclictest3824548-21kworker/u8:0+flush-179:023:25:211
3750132995551,3cyclictest3781075-21kworker/u8:2+flush-179:021:00:351
3750132995550,4cyclictest3820874-21kworker/u8:0+flush-179:022:45:281
3750127995549,5cyclictest3790558-21kworker/u8:2+events_unbound23:05:000
3750132995444,8cyclictest3773325-21/usr/sbin/munin20:20:221
3750127995448,5cyclictest3748522-21kworker/u8:0+events_unbound19:25:180
3750127995446,6cyclictest3852760-21latency_hist00:25:020
3750127995343,5cyclictest3766952-21kworker/u8:1+events_unbound20:00:240
3750127995247,4cyclictest3748522-21kworker/u8:0+flush-179:019:35:200
3750132995147,3cyclictest3790558-21kworker/u8:2+events_unbound21:25:211
3750132995147,3cyclictest3781075-21kworker/u8:2+flush-179:020:55:221
3750132995146,4cyclictest3790558-21kworker/u8:2+flush-179:021:14:561
3750132995145,4cyclictest3812171-21kworker/u8:1+flush-179:022:25:111
3750127995147,3cyclictest3802318-21kworker/u8:0+flush-179:022:10:150
3750132995047,3cyclictest3847772-21kworker/u8:0+flush-179:000:10:221
3750132995045,4cyclictest3787644-21kworker/u8:1+events_unbound21:05:171
3750127995045,4cyclictest3824548-21kworker/u8:0+events_unbound23:50:220
3750132994938,10cyclictest3768339-21kworker/u8:3+flush-179:020:45:001
3750127994945,3cyclictest3766952-21kworker/u8:1+flush-179:020:45:260
4577091480,13ptp4l441ktimers/319:10:013
3750127994845,2cyclictest0-21swapper/020:55:000
3750127994845,2cyclictest0-21swapper/020:54:590
3750127994843,4cyclictest3787644-21kworker/u8:1+flush-179:021:25:170
3750132994742,4cyclictest3824548-21kworker/u8:0+flush-179:023:10:211
3750132994742,4cyclictest3802318-21kworker/u8:0+events_unbound22:20:161
3750127994741,5cyclictest3824548-21kworker/u8:0+events_unbound23:55:160
3750127994740,6cyclictest3802318-21kworker/u8:0+events_unbound21:50:250
3750132994541,3cyclictest3768339-21kworker/u8:3+flush-179:020:30:211
3750132994540,4cyclictest3848211-21kworker/u8:2+events_unbound00:20:021
3750133994441,2cyclictest0-21swapper/200:03:592
3750132994439,4cyclictest3753704-21kworker/u8:3+flush-179:019:30:191
3750132994339,3cyclictest3748522-21kworker/u8:0+events_unbound19:15:131
3750127994338,4cyclictest3781075-21kworker/u8:2+flush-179:020:55:200
3750132994237,4cyclictest3790558-21kworker/u8:2+flush-179:022:50:201
375013799410,40cyclictest0-21swapper/321:09:553
3750132994132,8cyclictest3790558-21kworker/u8:2+flush-179:022:20:001
4577091400,6ptp4l431rcuc/321:05:003
3750133994037,2cyclictest0-21swapper/220:17:592
3750132993934,4cyclictest3831478-21turbostat23:24:551
3750127993934,3cyclictest714-21Xorg21:09:000
3750133993834,2cyclictest0-21swapper/219:16:592
375013399380,36cyclictest0-21swapper/221:58:582
3750127993826,4cyclictest3802318-21kworker/u8:0+flush-179:022:10:000
3750137993734,2cyclictest0-21swapper/323:01:593
3750137993734,2cyclictest0-21swapper/319:58:593
3750133993734,2cyclictest0-21swapper/221:45:592
3750133993734,2cyclictest0-21swapper/200:09:552
375013399370,35cyclictest0-21swapper/221:11:592
375013399370,35cyclictest0-21swapper/220:24:552
375013399370,35cyclictest0-21swapper/220:12:002
4577091360,3ptp4l61490irq/134-eno1-TxRx-021:55:133
3750137993634,1cyclictest0-21swapper/322:34:553
3750137993633,2cyclictest0-21swapper/322:53:593
3750137993633,1cyclictest0-21swapper/323:35:593
3750137993633,1cyclictest0-21swapper/319:49:563
375013799360,35cyclictest0-21swapper/323:33:593
3750133993633,2cyclictest0-21swapper/223:37:582
3750133993633,2cyclictest0-21swapper/223:29:592
3750133993633,2cyclictest0-21swapper/222:42:582
375013399360,1cyclictest0-21swapper/219:33:592
3750132993631,3cyclictest3750591-21sort19:10:151
375013799350,34cyclictest0-21swapper/319:28:593
3750133993533,1cyclictest0-21swapper/200:29:592
3750133993533,1cyclictest0-21swapper/200:29:592
3750133993532,2cyclictest0-21swapper/220:40:002
3750133993532,2cyclictest0-21swapper/220:09:552
3750137993432,1cyclictest0-21swapper/300:28:593
3750137993432,1cyclictest0-21swapper/300:28:593
3750133993431,2cyclictest0-21swapper/223:09:552
3750133993431,2cyclictest0-21swapper/222:49:552
3750133993431,2cyclictest0-21swapper/222:24:562
4577091330,2ptp4l61490irq/134-eno1-TxRx-022:10:133
3750137993330,2cyclictest0-21swapper/322:59:543
3750137993330,2cyclictest0-21swapper/322:27:583
3750137993330,2cyclictest0-21swapper/300:36:593
3750133993330,2cyclictest0-21swapper/223:04:592
3750133993330,2cyclictest0-21swapper/222:54:552
3750133993330,2cyclictest0-21swapper/200:37:592
3750137993230,1cyclictest0-21swapper/300:19:583
3750133993229,2cyclictest0-21swapper/223:32:002
3750127993230,1cyclictest3824548-21kworker/u8:0+events_unbound23:40:030
3750137993129,1cyclictest0-21swapper/319:30:593
3750137993129,1cyclictest0-21swapper/319:22:593
3750137993129,1cyclictest0-21swapper/300:06:593
3750133993129,1cyclictest0-21swapper/221:10:002
3750133993128,2cyclictest0-21swapper/223:53:002
3750133993128,2cyclictest0-21swapper/200:17:592
375013399310,2cyclictest0-21swapper/223:45:592
375013399310,29cyclictest0-21swapper/221:51:592
3750133993027,2cyclictest0-21swapper/221:15:122
375013399300,28cyclictest0-21swapper/223:40:132
3750137992927,1cyclictest0-21swapper/321:10:583
3750137992927,1cyclictest0-21swapper/320:45:593
3750137992926,2cyclictest0-21swapper/320:08:593
375013799290,28cyclictest0-21swapper/323:46:003
375013799290,27cyclictest0-21swapper/321:40:133
375013799290,27cyclictest0-21swapper/321:30:143
375013799290,27cyclictest0-21swapper/320:15:143
375013799290,27cyclictest0-21swapper/300:10:133
3750133992926,2cyclictest0-21swapper/223:10:592
3750133992926,2cyclictest0-21swapper/219:50:132
3750133992926,2cyclictest0-21swapper/200:30:112
375013399290,27cyclictest0-21swapper/222:30:102
375013399290,27cyclictest0-21swapper/221:25:152
375013399290,27cyclictest0-21swapper/220:55:132
3750137992826,1cyclictest0-21swapper/321:45:013
3750137992826,1cyclictest0-21swapper/319:52:593
3750137992826,1cyclictest0-21swapper/319:38:593
3750137992826,1cyclictest0-21swapper/300:30:113
3750137992825,2cyclictest0-21swapper/323:40:133
3750137992825,2cyclictest0-21swapper/321:18:593
3750137992825,2cyclictest0-21swapper/320:00:113
3750137992823,4cyclictest3818751-21turbostat22:40:003
375013799280,2cyclictest0-21swapper/321:50:033
375013799280,27cyclictest3784226-21turbostat20:55:013
375013799280,27cyclictest3784226-21turbostat20:55:003
375013799280,27cyclictest0-21swapper/322:40:133
375013799280,26cyclictest0-21swapper/322:45:143
375013799280,26cyclictest0-21swapper/320:55:143
375013799280,26cyclictest0-21swapper/300:20:143
375013799280,26cyclictest0-21swapper/300:00:123
375013799280,1cyclictest0-21swapper/322:19:003
375013799280,1cyclictest0-21swapper/320:39:003
3750133992825,2cyclictest0-21swapper/221:03:592
3750133992825,2cyclictest0-21swapper/219:45:022
375013399280,2cyclictest0-21swapper/219:20:032
375013399280,2cyclictest0-21swapper/200:10:012
375013399280,26cyclictest0-21swapper/222:10:122
375013399280,26cyclictest0-21swapper/200:20:142
3750137992725,1cyclictest0-21swapper/323:25:143
3750137992725,1cyclictest0-21swapper/323:20:123
3750137992725,1cyclictest0-21swapper/322:20:123
3750137992725,1cyclictest0-21swapper/322:05:123
375013799270,1cyclictest0-21swapper/320:13:593
3750132992723,3cyclictest3750127-21cyclictest19:10:011
3750137992624,1cyclictest0-21swapper/321:40:013
3750133992623,2cyclictest0-21swapper/221:30:132
375013399260,24cyclictest0-21swapper/222:06:592
375013399260,24cyclictest0-21swapper/219:57:002
375013399260,24cyclictest0-21swapper/219:44:592
375013399260,24cyclictest0-21swapper/219:26:592
375013399260,24cyclictest0-21swapper/219:10:162
4577091250,3ptp4l61490irq/134-eno1-TxRx-019:45:013
3750137992524,1cyclictest0-21swapper/323:14:593
3750137992523,1cyclictest0-21swapper/319:11:153
375013799250,24cyclictest0-21swapper/321:25:003
375013799250,24cyclictest0-21swapper/320:32:593
375013799250,1cyclictest0-21swapper/323:06:003
3750133992523,1cyclictest0-21swapper/221:24:552
3750133992522,2cyclictest0-21swapper/223:00:002
3750133992522,2cyclictest0-21swapper/222:04:552
3750133992522,2cyclictest0-21swapper/221:41:592
3750133992522,2cyclictest0-21swapper/220:46:582
375013399250,24cyclictest0-21swapper/220:50:592
375013399250,24cyclictest0-21swapper/220:50:592
4577091240,3ptp4l61490irq/134-eno1-TxRx-020:45:003
4577091240,3ptp4l61490irq/134-eno1-TxRx-020:25:003
4577091240,3ptp4l61490irq/134-eno1-TxRx-019:20:013
4577091240,3ptp4l61490irq/134-eno1-TxRx-000:00:003
3750137992423,1cyclictest0-21swapper/323:54:553
3750137992421,2cyclictest431rcuc/321:29:543
3750133992421,2cyclictest0-21swapper/223:55:132
3750133992421,2cyclictest0-21swapper/222:27:582
4577091230,3ptp4l61490irq/134-eno1-TxRx-022:04:553
4577091230,3ptp4l61490irq/134-eno1-TxRx-020:29:563
3750133992320,2cyclictest0-21swapper/222:36:002
4577091220,3ptp4l441ktimers/323:19:593
3750133992119,1cyclictest0-21swapper/220:31:592
3750133992118,2cyclictest0-21swapper/220:00:122
231999210,11rtkit-daemon908065-21snmpd19:05:130
3750133992017,2cyclictest0-21swapper/220:26:582
3750133991916,2cyclictest0-21swapper/221:36:592
3750133991815,2cyclictest0-21swapper/219:35:592
3750133991714,2cyclictest0-21swapper/223:20:592
3750133991613,2cyclictest0-21swapper/222:19:002
3750133991411,2cyclictest0-21swapper/223:17:002
37501339960,1cyclictest0-21swapper/220:41:462
37501339930,2cyclictest0-21swapper/219:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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