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2026-01-31 - 22:05
[ 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
Characteristics of the 100 highest latencies:
System rack6slot0.osadl.org (updated Sat Jan 31, 2026 13:01:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3940699214204,7cyclictest755-21systemd-journal09:37:0718
3940699214204,7cyclictest755-21systemd-journal09:37:0718
3940699214204,7cyclictest755-21systemd-journal09:37:0718
39413991870,181cyclictest0-21swapper/3007:35:1424
39413991870,181cyclictest0-21swapper/3007:35:1424
3941399178112,63cyclictest0-21swapper/3009:23:4024
3941399178112,63cyclictest0-21swapper/3009:23:4024
3940199176123,45cyclictest0-21swapper/2109:33:5514
3940199176123,45cyclictest0-21swapper/2109:33:5414
3940199176123,45cyclictest0-21swapper/2109:33:5414
3940699175167,6cyclictest0-21swapper/2511:16:5518
3940699175167,6cyclictest0-21swapper/2511:16:5518
3940699175167,6cyclictest0-21swapper/2511:16:5518
39378991722,91cyclictest37356-21CPU1
39378991722,91cyclictest37356-21CPU1
39378991722,91cyclictest37356-21CPU1
39378991722,78cyclictest0-21swapper/110:50:141
39378991722,78cyclictest0-21swapper/110:50:141
39378991722,78cyclictest0-21swapper/110:50:141
39422991711,161cyclictest0-21swapper/3812:10:2132
39422991711,161cyclictest0-21swapper/3812:10:2132
3940699171160,9cyclictest0-21swapper/2509:45:0018
3940699171160,9cyclictest0-21swapper/2509:45:0018
3940699171160,9cyclictest0-21swapper/2509:45:0018
3942299170133,35cyclictest0-21swapper/3809:47:3032
3942299170133,35cyclictest0-21swapper/3809:47:3032
3941399169140,26cyclictest0-21swapper/3011:20:0824
3941399169140,26cyclictest0-21swapper/3011:20:0824
3941399169131,36cyclictest3535-21qemu-system-x8610:37:0624
3941399169131,36cyclictest3535-21qemu-system-x8610:37:0624
3941399169131,36cyclictest3535-21qemu-system-x8610:37:0624
3937799168165,2cyclictest0-21swapper/008:05:170
3937799168165,2cyclictest0-21swapper/008:05:170
3940699167158,7cyclictest0-21swapper/2509:20:0818
3940699167158,7cyclictest0-21swapper/2509:20:0818
3940699167155,5cyclictest37352-21CPU18
3940699167155,5cyclictest37352-21CPU18
39401991671,154cyclictest1367-21dbus-daemon10:10:1514
39401991671,154cyclictest1367-21dbus-daemon10:10:1514
3939199167101,62cyclictest2459-21CPU4
3939199167101,62cyclictest2459-21CPU4
3941399166128,30cyclictest0-21swapper/3009:57:1424
3941399166128,30cyclictest0-21swapper/3009:57:1424
3940699166154,9cyclictest37257-21qemu-system-x8609:10:3018
3940699166154,9cyclictest37257-21qemu-system-x8609:10:3018
3940699166154,9cyclictest37257-21qemu-system-x8609:10:3018
3938199166158,6cyclictest0-21swapper/411:39:5634
3938199166158,6cyclictest0-21swapper/411:39:5634
3940699165136,16cyclictest0-21swapper/2509:30:2018
3940699165136,16cyclictest0-21swapper/2509:30:2018
3940699165136,16cyclictest0-21swapper/2509:30:2018
39423991640,158cyclictest0-21swapper/3908:05:1533
39423991640,158cyclictest0-21swapper/3908:05:1533
3941999164148,9cyclictest0-21swapper/3610:21:5230
3941999164148,9cyclictest0-21swapper/3610:21:5230
39413991640,129cyclictest0-21swapper/3008:25:2224
39413991640,129cyclictest0-21swapper/3008:25:2224
39386991641,3cyclictest0-21swapper/710:15:2137
39386991641,3cyclictest0-21swapper/710:15:2137
39386991641,3cyclictest0-21swapper/710:15:2137
3937899164122,37cyclictest0-21swapper/109:14:261
3937899164122,37cyclictest0-21swapper/109:14:261
3937899164122,37cyclictest0-21swapper/109:14:261
3942299163129,30cyclictest0-21swapper/3811:10:2832
3942299163129,30cyclictest0-21swapper/3811:10:2832
3942299163129,30cyclictest0-21swapper/3811:10:2832
394019916376,84cyclictest37269-21CPU14
394019916376,84cyclictest37269-21CPU14
394019916376,84cyclictest37269-21CPU14
3938099163160,2cyclictest0-21swapper/309:28:2823
3938099163160,2cyclictest0-21swapper/309:28:2823
39378991631,8cyclictest40685-21sshd10:05:151
39378991631,8cyclictest40685-21sshd10:05:151
39378991631,8cyclictest40685-21sshd10:05:151
39423991620,158cyclictest0-21swapper/3907:45:1833
39423991620,158cyclictest0-21swapper/3907:45:1833
394089916224,133cyclictest2461-21CPU19
394089916224,133cyclictest2461-21CPU19
394089916224,133cyclictest2461-21CPU19
39378991621,3cyclictest0-21swapper/111:20:151
39378991621,3cyclictest0-21swapper/111:20:151
3941699161153,6cyclictest0-21swapper/3311:37:2427
3941699161153,6cyclictest0-21swapper/3311:37:2427
3937899161115,37cyclictest3535-21qemu-system-x8609:39:251
3937899161115,37cyclictest3535-21qemu-system-x8609:39:251
3937899161115,37cyclictest3535-21qemu-system-x8609:39:251
3941399160107,51cyclictest2327-21qemu-system-x8611:11:3824
3941399160107,51cyclictest2327-21qemu-system-x8611:11:3824
3941399160107,51cyclictest2327-21qemu-system-x8611:11:3824
3942299158103,38cyclictest0-21swapper/3812:24:4932
3942299158103,38cyclictest0-21swapper/3812:24:4932
394199915835,47cyclictest0-21swapper/3610:05:1930
394199915835,47cyclictest0-21swapper/3610:05:1930
394199915835,47cyclictest0-21swapper/3610:05:1930
3940699158147,7cyclictest0-21swapper/2509:16:0918
3940699158147,7cyclictest0-21swapper/2509:16:0918
3940699158135,10cyclictest0-21swapper/2512:29:5418
3940699158135,10cyclictest0-21swapper/2512:29:5418
3938199158129,12cyclictest0-21swapper/411:48:4634
3938199158129,12cyclictest0-21swapper/411:48:4634
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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