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2026-02-16 - 16:54
[ 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 Mon Feb 16, 2026 12:44:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
9440759910589,13cyclictest1042880-21http12:15:001
9440729910596,6cyclictest969749-21kworker/u8:3+flush-179:009:40:010
9440729910595,7cyclictest1007334-21latency_hist10:25:010
9440729910393,7cyclictest1015543-21latency_hist10:50:010
944075998878,7cyclictest1010506-21latency_hist10:35:001
944072998377,4cyclictest959291-21kworker/u8:2+events_unbound08:05:000
944072998273,6cyclictest958301-21latency_hist07:55:010
944072997862,13cyclictest1028305-21http11:30:000
944075997763,11cyclictest1013704-21apt-get10:45:001
944072997664,9cyclictest1023751-21apt-get11:15:110
944072997467,4cyclictest1017366-21kworker/u8:3+flush-179:011:05:160
944075997164,5cyclictest989084-21kworker/u8:0+flush-179:010:00:271
944072997165,4cyclictest969749-21kworker/u8:3+flush-179:009:20:000
944075997061,6cyclictest1025092-21latency_hist11:20:021
944075997059,8cyclictest510-21rs:main1
944075997057,9cyclictest1005491-21latency_hist10:20:021
944072997063,4cyclictest1030110-21kworker/u8:1+events_unbound11:40:010
944072997061,7cyclictest950328-21latency_hist07:30:010
944072997061,7cyclictest950328-21latency_hist07:30:000
94407299701,67cyclictest945585-21munin-run07:15:000
944072996963,4cyclictest1030110-21kworker/u8:1+flush-179:011:45:220
944072996963,4cyclictest1030110-21kworker/u8:1+flush-179:011:45:220
944075996855,11cyclictest969749-21kworker/u8:3+flush-179:008:40:001
94407299680,2cyclictest714-21Xorg10:38:580
944072996761,4cyclictest950364-21kworker/u8:0+flush-179:008:05:220
944075996657,6cyclictest956716-21latency_hist07:50:011
944072996458,4cyclictest989084-21kworker/u8:0+flush-179:010:00:220
944072996456,5cyclictest959291-21kworker/u8:2+events_unbound08:20:240
944072996454,8cyclictest1007590-21apt-get10:25:110
944072996353,7cyclictest955131-21latency_hist07:45:020
944075996252,7cyclictest984269-21latency_hist09:15:011
944075996146,14cyclictest972325-21kworker/u8:2+flush-179:008:55:261
944075996052,6cyclictest266-21systemd-journal08:23:551
944072996056,3cyclictest972325-21kworker/u8:2+flush-179:008:50:250
944072996050,8cyclictest1036530-21kworker/u8:2+flush-179:012:05:000
944072995850,6cyclictest969749-21kworker/u8:3+flush-179:008:40:010
944072995850,6cyclictest1030110-21kworker/u8:1+flush-179:011:50:220
944075995750,5cyclictest947413-21apt-get07:20:121
944072995751,4cyclictest1033292-21kworker/u8:3+flush-179:011:45:010
944072995749,6cyclictest948720-21kworker/u8:1+flush-179:007:50:000
944072995749,6cyclictest1017128-21latency_hist10:55:000
944075995653,2cyclictest0-21swapper/112:27:001
944072995649,5cyclictest969749-21kworker/u8:3+events_unbound09:50:190
944075995547,6cyclictest1049720-21/usr/sbin/munin12:35:241
944075995543,10cyclictest1001254-21diskstats10:05:151
944072995551,3cyclictest942479-21kworker/u8:3+flush-179:007:30:190
944072995549,5cyclictest1023482-21kworker/u8:2+flush-179:011:25:010
944072995549,4cyclictest969749-21kworker/u8:3+events_unbound09:45:180
944072995549,4cyclictest942421-21kworker/u8:0+events_unbound07:20:010
944072995448,5cyclictest1025147-21kworker/u8:3+flush-179:011:30:150
944072995447,5cyclictest977691-21kworker/u8:1+events_unbound09:00:010
944072995247,4cyclictest1030110-21kworker/u8:1+flush-179:012:36:100
944072995239,11cyclictest1005496-21apt-get10:20:000
944081995149,1cyclictest0-21swapper/311:56:003
944075995142,7cyclictest1044729-21latency_hist12:20:011
944072995146,4cyclictest1012083-21kworker/u8:0+flush-179:010:40:220
944072995139,9cyclictest964671-21apt-get08:15:000
944075995042,7cyclictest981339-21/usr/sbin/munin09:05:231
944075995042,7cyclictest981339-21/usr/sbin/munin09:05:231
944075995042,6cyclictest977646-21latency_hist08:55:011
944072995045,4cyclictest985845-21kworker/u8:1+events_unbound09:20:140
944072995045,4cyclictest1036530-21kworker/u8:2+events_unbound11:55:250
944072995044,5cyclictest963315-21kworker/u8:1+events_unbound08:15:240
944072995042,5cyclictest1030110-21kworker/u8:1+events_unbound12:20:140
944077994946,2cyclictest0-21swapper/209:32:592
944075994940,7cyclictest1020561-21/usr/sbin/munin11:05:221
944072994943,5cyclictest1015531-21kworker/u8:1+flush-179:011:10:190
944072994942,5cyclictest981075-21kworker/u8:0+events_unbound09:05:170
944072994942,5cyclictest981075-21kworker/u8:0+events_unbound09:05:170
944075994842,4cyclictest1039938-21apt-get12:05:111
944075994839,6cyclictest995672-21latency_hist09:50:011
944075994838,8cyclictest973134-21/usr/sbin/munin08:40:231
944075994838,8cyclictest266-21systemd-journal12:35:001
944075994831,16cyclictest959291-21kworker/u8:2+flush-179:008:00:261
4577091480,13ptp4l441ktimers/307:10:023
944072994743,3cyclictest1017366-21kworker/u8:3+flush-179:010:55:210
944072994742,4cyclictest968097-21kworker/u8:0+flush-179:008:29:550
944072994742,4cyclictest950364-21kworker/u8:0+events_unbound08:00:010
944072994741,5cyclictest950364-21kworker/u8:0+events_unbound07:40:000
944075994638,6cyclictest968097-21kworker/u8:0+flush-179:008:25:241
944075994637,6cyclictest266-21systemd-journal12:20:021
944075994635,8cyclictest266-21systemd-journal10:55:001
944072994641,4cyclictest994123-21kworker/u8:1+flush-179:009:55:220
944072994640,5cyclictest1046283-21kworker/u8:0+events_unbound12:25:120
944072994639,5cyclictest1030110-21kworker/u8:1+events_unbound12:10:200
944075994528,16cyclictest969749-21kworker/u8:3+flush-179:008:45:321
944077994441,2cyclictest0-21swapper/209:36:592
944075994437,5cyclictest959945-21munin-run08:00:001
944075994436,6cyclictest266-21systemd-journal09:55:011
944072994438,4cyclictest1012158-21kworker/u8:2+flush-179:011:00:120
944075994332,8cyclictest266-21systemd-journal09:22:051
94407599432,39cyclictest1033324-21turbostat11:49:561
94407599432,39cyclictest1033324-21turbostat11:49:551
944072994339,3cyclictest977691-21kworker/u8:1+flush-179:009:00:220
944072994338,4cyclictest942421-21kworker/u8:0+flush-179:007:20:210
944072994328,5cyclictest1047928-21kworker/u8:2+flush-179:012:35:010
944075994237,3cyclictest484-21dbus-daemon11:55:001
944072994238,3cyclictest969749-21kworker/u8:3+flush-179:009:40:170
944072994235,5cyclictest1036530-21kworker/u8:2+flush-179:012:15:150
944072994234,6cyclictest983227-21diskstats09:10:140
944072994233,7cyclictest968097-21kworker/u8:0+events_unbound08:30:120
94408199410,40cyclictest0-21swapper/308:17:003
944077994138,2cyclictest0-21swapper/210:38:592
944077994138,2cyclictest0-21swapper/208:59:552
944075994137,2cyclictest714-21Xorg07:39:001
944072994136,4cyclictest989084-21kworker/u8:0+flush-179:009:35:010
944075994036,2cyclictest964702-21apt-key08:15:011
944075994035,3cyclictest1028283-21turbostat11:34:551
944075994032,5cyclictest0-21swapper/108:32:591
94407599400,3cyclictest966534-21basename08:20:001
944072994035,4cyclictest1005487-21kworker/u8:1+flush-179:010:30:170
944072994035,3cyclictest981134-21kworker/u8:2+events_unbound09:25:230
944077993936,2cyclictest0-21swapper/207:24:552
944075993936,2cyclictest714-21Xorg10:37:591
944075993935,2cyclictest714-21Xorg09:15:591
94407599391,36cyclictest714-21Xorg11:01:001
944072993931,6cyclictest989084-21kworker/u8:0+events_unbound10:05:020
94407299390,37cyclictest714-21Xorg10:14:590
944077993836,1cyclictest0-21swapper/209:45:002
94407799380,36cyclictest0-21swapper/209:23:592
944075993834,3cyclictest947147-21grep07:20:001
944075993829,7cyclictest266-21systemd-journal07:53:561
944075993828,7cyclictest0-21swapper/110:45:021
94407599381,1cyclictest0-21swapper/109:38:581
944077993734,2cyclictest0-21swapper/208:45:592
944077993734,2cyclictest0-21swapper/208:42:592
94407799370,35cyclictest0-21swapper/210:19:002
94407799370,35cyclictest0-21swapper/208:50:592
94407799370,35cyclictest0-21swapper/207:50:592
944075993735,1cyclictest0-21swapper/109:04:551
944072993731,4cyclictest972325-21kworker/u8:2+events_unbound08:40:150
944081993634,1cyclictest0-21swapper/307:21:593
944081993630,5cyclictest1041269-21turbostat12:10:003
94408199360,35cyclictest0-21swapper/310:19:553
94408199360,35cyclictest0-21swapper/309:49:553
94408199360,35cyclictest0-21swapper/308:01:593
94408199360,35cyclictest0-21swapper/307:11:593
94408199360,1cyclictest0-21swapper/311:40:003
944077993634,1cyclictest0-21swapper/209:05:012
944077993633,2cyclictest0-21swapper/207:32:002
944075993634,1cyclictest0-21swapper/112:04:551
944075993629,5cyclictest1015531-21kworker/u8:1+flush-179:011:00:011
944075993628,5cyclictest0-21swapper/107:33:591
94407799350,1cyclictest0-21swapper/210:09:592
94407799350,1cyclictest0-21swapper/209:49:592
944075993531,2cyclictest714-21Xorg07:13:581
944075993528,4cyclictest0-21swapper/109:41:591
944075993527,5cyclictest0-21swapper/111:14:001
944075993526,7cyclictest990644-21sh09:35:011
944072993526,6cyclictest0-21swapper/008:48:590
944077993431,2cyclictest0-21swapper/211:16:592
944075993431,2cyclictest0-21swapper/110:23:591
944075993429,3cyclictest714-21Xorg11:22:581
4577091340,3ptp4l441ktimers/309:40:013
944081993331,1cyclictest0-21swapper/312:12:003
944077993330,2cyclictest0-21swapper/207:41:582
944075993329,3cyclictest0-21swapper/107:25:131
944075993329,3cyclictest0-21swapper/107:25:131
944075993328,3cyclictest1026946-21apt-get11:25:121
94407599331,30cyclictest997515-21apt-get09:55:131
944072993330,2cyclictest0-21swapper/012:05:580
944081993230,1cyclictest0-21swapper/309:30:593
944081993230,1cyclictest0-21swapper/309:18:593
944077993230,1cyclictest0-21swapper/212:24:592
944077993229,2cyclictest0-21swapper/210:46:002
944077993229,2cyclictest0-21swapper/209:17:592
944081993129,1cyclictest0-21swapper/309:10:593
944077993129,1cyclictest0-21swapper/212:30:002
944077993129,1cyclictest0-21swapper/212:20:012
944077993128,2cyclictest0-21swapper/211:51:582
944077993128,2cyclictest0-21swapper/208:03:592
94407799310,29cyclictest0-21swapper/211:35:582
94407799310,29cyclictest0-21swapper/211:30:132
944081993028,1cyclictest0-21swapper/310:55:583
944081993028,1cyclictest0-21swapper/310:26:593
94408199300,28cyclictest0-21swapper/310:20:033
94408199300,28cyclictest0-21swapper/308:10:143
944077993028,1cyclictest0-21swapper/211:25:002
944077993028,1cyclictest0-21swapper/207:50:002
944077993027,2cyclictest0-21swapper/210:27:582
94407799300,28cyclictest0-21swapper/209:10:122
94407799300,28cyclictest0-21swapper/207:10:142
944075993024,4cyclictest1031704-21cron11:40:011
944075993022,5cyclictest0-21swapper/109:27:591
4577091300,6ptp4l441ktimers/308:30:003
944081992927,1cyclictest0-21swapper/312:20:123
944081992927,1cyclictest0-21swapper/309:00:033
944081992927,1cyclictest0-21swapper/307:30:113
94408199290,27cyclictest0-21swapper/310:45:143
94408199290,27cyclictest0-21swapper/310:00:133
94408199290,27cyclictest0-21swapper/308:40:133
94408199290,1cyclictest0-21swapper/309:50:133
944077992927,1cyclictest0-21swapper/210:15:012
944077992926,2cyclictest0-21swapper/210:55:142
944077992926,2cyclictest0-21swapper/210:40:122
944077992926,2cyclictest0-21swapper/209:05:132
944077992926,2cyclictest0-21swapper/209:05:132
944077992926,2cyclictest0-21swapper/207:15:142
944077992925,2cyclictest0-21swapper/208:15:022
94407799290,2cyclictest0-21swapper/212:10:122
94407799290,27cyclictest0-21swapper/211:45:122
94407799290,27cyclictest0-21swapper/211:45:112
94407799290,27cyclictest0-21swapper/208:25:122
94407799290,27cyclictest0-21swapper/207:58:592
94407799290,1cyclictest0-21swapper/211:40:122
944075992924,4cyclictest1033162-21unixbench-2d11:40:241
94407599292,13cyclictest0-21swapper/112:00:001
4577091290,7ptp4l61490irq/134-eno1-TxRx-008:50:003
4577091290,4ptp4l441ktimers/308:34:553
944081992826,1cyclictest0-21swapper/307:53:593
94408199280,27cyclictest0-21swapper/311:20:133
94408199280,27cyclictest0-21swapper/310:35:113
944077992825,2cyclictest0-21swapper/210:51:592
944077992825,2cyclictest0-21swapper/210:33:002
94407799280,26cyclictest0-21swapper/212:00:132
94407799280,26cyclictest0-21swapper/211:30:012
94407799280,26cyclictest0-21swapper/211:06:592
94407799280,26cyclictest0-21swapper/210:20:132
94407799280,1cyclictest0-21swapper/209:59:592
944075992825,2cyclictest961750-21apt-get08:05:131
4577091280,7ptp4l61490irq/134-eno1-TxRx-010:45:013
4577091280,7ptp4l61490irq/134-eno1-TxRx-007:49:553
4577091280,6ptp4l61490irq/134-eno1-TxRx-009:10:003
4577091280,6ptp4l61490irq/134-eno1-TxRx-009:09:593
4577091280,6ptp4l441ktimers/310:35:013
4577091280,6ptp4l441ktimers/310:00:013
944081992725,1cyclictest0-21swapper/309:24:593
944081992725,1cyclictest0-21swapper/308:38:593
944081992724,2cyclictest0-21swapper/308:53:003
94408199270,1cyclictest0-21swapper/311:30:023
944077992725,1cyclictest0-21swapper/208:35:002
944077992724,2cyclictest0-21swapper/212:32:582
94407799270,2cyclictest0-21swapper/209:51:002
94407799270,1cyclictest0-21swapper/212:35:152
4577091270,6ptp4l61490irq/134-eno1-TxRx-012:40:003
4577091270,6ptp4l61490irq/134-eno1-TxRx-011:55:013
4577091270,6ptp4l61490irq/134-eno1-TxRx-011:05:003
4577091270,6ptp4l61490irq/134-eno1-TxRx-010:55:003
4577091270,6ptp4l61490irq/134-eno1-TxRx-007:20:003
4577091270,6ptp4l441ktimers/309:40:013
4577091270,6ptp4l441ktimers/308:10:003
944081992624,1cyclictest0-21swapper/312:19:583
944081992624,1cyclictest0-21swapper/311:26:003
944081992624,1cyclictest0-21swapper/311:05:133
944081992624,1cyclictest0-21swapper/308:58:593
94407799260,2cyclictest0-21swapper/208:06:592
94407799260,2cyclictest0-21swapper/207:38:592
94407799260,1cyclictest0-21swapper/212:08:592
944075992623,2cyclictest714-21Xorg10:25:591
4577091260,6ptp4l61490irq/134-eno1-TxRx-012:30:003
4577091260,6ptp4l61490irq/134-eno1-TxRx-007:45:013
4577091260,6ptp4l441ktimers/311:49:593
4577091260,6ptp4l441ktimers/311:49:593
4577091260,5ptp4l61490irq/134-eno1-TxRx-011:14:543
4577091260,5ptp4l61490irq/134-eno1-TxRx-007:40:003
4577091260,5ptp4l441ktimers/310:10:013
4577091260,4ptp4l441ktimers/312:34:563
944081992523,1cyclictest0-21swapper/309:25:593
944077992521,2cyclictest0-21swapper/208:36:592
944075992519,4cyclictest0-21swapper/110:10:231
4577091250,5ptp4l61490irq/134-eno1-TxRx-010:14:563
4577091250,4ptp4l61490irq/134-eno1-TxRx-007:30:013
4577091250,4ptp4l61490irq/134-eno1-TxRx-007:30:003
4577091250,4ptp4l441ktimers/312:05:003
4577091240,4ptp4l441ktimers/311:44:563
4577091240,4ptp4l441ktimers/311:19:563
944077992321,1cyclictest0-21swapper/211:15:002
944077992220,1cyclictest0-21swapper/211:04:592
944077992220,1cyclictest0-21swapper/208:14:592
944077992219,2cyclictest0-21swapper/208:20:592
944072992217,4cyclictest0-21swapper/007:10:030
231999220,13rtkit-daemon943415-21/usr/sbin/munin07:05:271
944077992118,2cyclictest0-21swapper/210:00:142
944081992018,1cyclictest0-21swapper/307:55:583
944077992017,2cyclictest0-21swapper/211:58:002
944077992017,2cyclictest0-21swapper/207:28:592
944077992017,2cyclictest0-21swapper/207:28:592
944077991513,1cyclictest0-21swapper/209:30:012
4577091150,3ptp4l441ktimers/308:20:233
9440779930,2cyclictest0-21swapper/207:10:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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