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2026-01-24 - 14:47
[ 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 Sat Jan 24, 2026 00:44:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
232487899109101,6cyclictest2352078-21kworker/u8:1+events_unbound20:35:000
23248789910393,7cyclictest266-21systemd-journal21:55:000
2324878999181,7cyclictest2401734-21kworker/u8:0+events_unbound23:20:010
2324878999080,7cyclictest2345471-21latency_hist20:15:000
2324878998874,11cyclictest266-21systemd-journal00:04:010
2324878998681,4cyclictest2324805-21kworker/u8:2+flush-179:019:49:540
2324878998676,7cyclictest2342302-21latency_hist20:05:020
2324878998576,7cyclictest2366479-21kworker/u8:3+events_unbound22:20:010
2324879998475,6cyclictest2329572-21latency_hist19:25:011
2324879998172,6cyclictest2417878-21kworker/u8:3+flush-179:000:00:011
2324879998066,11cyclictest2363283-21kworker/u8:2+flush-179:021:30:001
2324878998072,6cyclictest2409623-21kworker/u8:0+flush-179:023:55:220
2324879997873,3cyclictest2406443-21kworker/u8:2+flush-179:023:45:161
2324879997865,10cyclictest2324748-21kworker/u8:0+flush-179:019:25:231
2324878997872,4cyclictest2398540-21kworker/u8:3+flush-179:023:10:000
2324878997668,5cyclictest2342275-21kworker/u8:2+flush-179:020:40:010
2324878997667,7cyclictest2406443-21kworker/u8:2+flush-179:023:40:000
2324879997567,5cyclictest2422686-21latency_hist00:15:011
2324879997565,8cyclictest2427456-21kworker/u8:2+flush-179:000:30:211
2324879997564,7cyclictest2366479-21kworker/u8:3+flush-179:021:50:251
2324879997364,6cyclictest2366415-21latency_hist21:20:021
2324879997364,6cyclictest2366415-21latency_hist21:20:011
2324878997268,3cyclictest2339152-21kworker/u8:3+events_unbound20:45:230
2324878997164,5cyclictest2393979-21kworker/u8:1+flush-179:022:50:000
2324879996965,2cyclictest0-21swapper/122:04:591
2324878996957,9cyclictest266-21systemd-journal21:25:010
2324878996864,3cyclictest2363283-21kworker/u8:2+flush-179:022:14:560
2324879996754,10cyclictest2371170-21kworker/u8:0+flush-179:021:35:011
2324878996760,4cyclictest2339152-21kworker/u8:3+events_unbound21:05:000
232487899670,65cyclictest1-21systemd23:05:000
2324879996659,5cyclictest2335938-21latency_hist19:45:011
2324879996659,5cyclictest2335938-21latency_hist19:45:001
2324878996660,4cyclictest2363283-21kworker/u8:2+events_unbound22:20:120
2324878996660,4cyclictest2334318-21kworker/u8:1+flush-179:019:55:250
2324879996561,2cyclictest714-21Xorg23:50:591
2324879996560,2cyclictest714-21Xorg23:21:591
2324879996456,6cyclictest2419514-21latency_hist00:05:001
2324878996458,4cyclictest2339152-21kworker/u8:3+flush-179:020:50:140
2324878996458,4cyclictest2339152-21kworker/u8:3+flush-179:020:50:140
2324878996456,6cyclictest2324805-21kworker/u8:2+flush-179:019:35:000
2324879996359,3cyclictest2324805-21kworker/u8:2+events_unbound19:33:531
2324879996355,6cyclictest2342538-21/usr/sbin/munin20:05:221
2324878996357,4cyclictest2393979-21kworker/u8:1+events_unbound23:10:170
2324878996356,5cyclictest2366479-21kworker/u8:3+flush-179:021:35:200
2324878996252,8cyclictest2417878-21kworker/u8:3+flush-179:000:20:010
2324879996157,3cyclictest2324748-21kworker/u8:0+events_unbound19:16:541
2324879996153,6cyclictest2350509-21latency_hist20:30:021
232487899610,59cyclictest1-21systemd19:40:230
232487899610,59cyclictest1-21systemd19:40:230
2324879996056,3cyclictest2334318-21kworker/u8:1+events_unbound19:46:361
2324879996052,6cyclictest2371448-21apt-get21:35:111
2324879995948,9cyclictest2429313-21apt-get00:35:101
2324879995848,7cyclictest266-21systemd-journal00:25:011
2324878995852,4cyclictest2324805-21kworker/u8:2+flush-179:019:15:200
2324878995851,5cyclictest2363283-21kworker/u8:2+flush-179:021:25:200
2324878995850,5cyclictest2392191-21kworker/u8:3+flush-179:022:50:210
2324878995842,7cyclictest2414706-21kworker/u8:1+events_unbound00:24:590
2324879995750,5cyclictest266-21systemd-journal22:45:001
2324878995750,5cyclictest2363283-21kworker/u8:2+flush-179:021:40:210
2324879995652,3cyclictest2339152-21kworker/u8:3+events_unbound21:01:021
2324879995651,4cyclictest2396886-21kworker/u8:0+events_unbound22:59:581
2324879995644,10cyclictest2362194-21diskstats21:05:141
2324878995650,4cyclictest2386192-21kworker/u8:0+flush-179:022:30:000
2324878995552,2cyclictest2339152-21kworker/u8:3+flush-179:020:25:180
2324878995547,6cyclictest2380751-21latency_hist22:05:010
2324878995546,7cyclictest2331155-21latency_hist19:30:010
2324878995545,6cyclictest2427456-21kworker/u8:2+flush-179:000:35:210
2324879995450,3cyclictest2334318-21kworker/u8:1+events_unbound19:56:371
2324878995444,8cyclictest2339106-21latency_hist19:55:000
2324878995444,7cyclictest2386192-21kworker/u8:0+flush-179:022:40:180
2324879995348,4cyclictest2406443-21kworker/u8:2+events_unbound23:39:571
2324878995347,4cyclictest2408032-21kworker/u8:1+flush-179:023:30:150
2324878995345,6cyclictest2409623-21kworker/u8:0+events_unbound23:45:010
2324878995244,6cyclictest2414706-21kworker/u8:1+flush-179:000:25:210
2324879995137,10cyclictest266-21systemd-journal20:55:001
2324878995147,3cyclictest2386192-21kworker/u8:0+events_unbound22:35:240
2324878995146,4cyclictest2366479-21kworker/u8:3+events_unbound21:50:000
2324878995146,4cyclictest2339152-21kworker/u8:3+flush-179:020:09:550
2324878995144,6cyclictest2393979-21kworker/u8:1+flush-179:022:55:190
2324878995144,5cyclictest2419752-21kworker/u8:4+events_unbound00:10:000
2324878995144,5cyclictest2414706-21kworker/u8:1+flush-179:000:15:010
2324878995045,4cyclictest2362692-21kworker/u8:1+flush-179:021:19:550
2324878995045,4cyclictest2362692-21kworker/u8:1+flush-179:021:19:550
2324878995044,4cyclictest2339152-21kworker/u8:3+events_unbound21:05:200
4577091490,13ptp4l441ktimers/319:09:553
2324879994945,3cyclictest2366479-21kworker/u8:3+events_unbound22:21:571
2324879994945,3cyclictest2334318-21kworker/u8:1+events_unbound19:52:551
2324879994943,5cyclictest2393998-21apt-get22:45:111
2324878994944,3cyclictest2358445-21kworker/u8:0+flush-179:021:10:210
2324878994942,6cyclictest2363283-21kworker/u8:2+flush-179:021:55:210
2324878994937,4cyclictest2363283-21kworker/u8:2+flush-179:022:05:190
232487999481,45cyclictest2353679-21cron20:40:001
2324878994740,5cyclictest2409623-21kworker/u8:0+events_unbound23:45:020
2324878994641,4cyclictest2324748-21kworker/u8:0+flush-179:019:20:270
232487899461,43cyclictest2334326-21cron19:40:000
2324879994537,6cyclictest2390548-21latency_hist22:35:011
2324879994536,6cyclictest2414706-21kworker/u8:1+flush-179:000:10:011
2324879994436,6cyclictest2375970-21latency_hist21:50:001
2324879994434,6cyclictest0-21swapper/121:12:581
2324879994334,6cyclictest266-21systemd-journal22:19:531
2324879994331,10cyclictest2353958-21apt-get20:40:101
2324878994338,4cyclictest2386192-21kworker/u8:0+flush-179:022:30:210
2324878994337,4cyclictest2363283-21kworker/u8:2+flush-179:021:30:150
2324878994336,6cyclictest2339152-21kworker/u8:3+flush-179:020:40:200
2324879994238,3cyclictest2339152-21kworker/u8:3+events_unbound20:49:541
2324879994236,4cyclictest2324870-21cyclictest21:43:591
2324879994233,7cyclictest2382590-21apt-get22:10:121
2324878994234,6cyclictest2409623-21kworker/u8:0+events_unbound23:50:140
2324879994137,3cyclictest2408032-21kworker/u8:1+events_unbound23:30:261
232487999411,11cyclictest2398773-21apt-get23:00:131
2324878994136,4cyclictest2401734-21kworker/u8:0+events_unbound23:20:030
231999410,4rtkit-daemon2318-21rtkit-daemon21:22:481
2324884994038,1cyclictest0-21swapper/319:56:593
232488499400,38cyclictest2375975-21turbostat21:50:003
2324883994037,2cyclictest0-21swapper/220:14:542
2324879994036,3cyclictest2363283-21kworker/u8:2+events_unbound22:38:591
2324879994035,3cyclictest2388756-21systemd-run22:30:011
2324879994033,5cyclictest2395338-21turbostat22:54:551
2324884993936,2cyclictest0-21swapper/320:39:553
2324884993936,2cyclictest0-21swapper/300:19:593
232488399390,36cyclictest0-21swapper/219:34:552
2324879993936,2cyclictest271rcuc/120:19:541
2324879993935,3cyclictest2366479-21kworker/u8:3+events_unbound22:07:161
2324879993935,3cyclictest2339152-21kworker/u8:3+events_unbound20:51:011
2324879993935,3cyclictest2339152-21kworker/u8:3+events_unbound20:51:001
232488499380,4cyclictest2374398-21turbostat21:45:013
232488399380,36cyclictest0-21swapper/223:56:592
232488399380,35cyclictest0-21swapper/220:56:592
2324879993835,2cyclictest0-21swapper/120:12:591
2324879993834,3cyclictest2339152-21kworker/u8:3+events_unbound20:02:451
2324879993834,2cyclictest714-21Xorg21:57:591
2324879993833,4cyclictest2406443-21kworker/u8:2+events_unbound23:28:331
232487999380,37cyclictest0-21swapper/100:18:581
2324878993732,4cyclictest2358445-21kworker/u8:0+flush-179:020:55:150
2324878993732,4cyclictest2339152-21kworker/u8:3+events_unbound20:20:250
2324884993634,1cyclictest0-21swapper/300:33:593
232488499360,35cyclictest0-21swapper/323:16:593
232488499360,1cyclictest0-21swapper/321:54:553
2324883993633,2cyclictest0-21swapper/223:52:592
232488399360,1cyclictest0-21swapper/200:18:002
2324879993632,3cyclictest2342275-21kworker/u8:2+events_unbound20:31:011
2324879993626,8cyclictest2409623-21kworker/u8:0+flush-179:023:45:001
2324884993532,2cyclictest0-21swapper/321:39:553
2324884993532,2cyclictest0-21swapper/300:15:003
2324883993533,1cyclictest0-21swapper/219:29:592
2324879993531,3cyclictest2398476-21kworker/u8:2+events_unbound23:05:461
2324879993531,3cyclictest2342275-21kworker/u8:2+events_unbound20:24:211
2324879993530,4cyclictest2393979-21kworker/u8:1+events_unbound23:13:581
2324879993529,4cyclictest2424306-21turbostat00:24:561
2324878993524,9cyclictest2325049-21apt-get19:10:110
2324884993432,1cyclictest0-21swapper/320:28:583
2324884993431,2cyclictest0-21swapper/321:29:593
2324884993428,4cyclictest2335943-21turbostat19:45:003
2324884993428,4cyclictest2335943-21turbostat19:45:003
2324883993432,1cyclictest0-21swapper/219:24:592
2324883993431,2cyclictest0-21swapper/223:09:592
2324883993431,2cyclictest0-21swapper/221:34:552
2324879993430,3cyclictest2320296-21kworker/u8:3+events_unbound19:13:571
2324879993429,4cyclictest2401734-21kworker/u8:0+events_unbound23:16:331
2324879993429,4cyclictest2333587-21latency19:35:191
2324884993331,1cyclictest0-21swapper/323:27:593
2324883993331,1cyclictest0-21swapper/221:45:002
2324883993330,2cyclictest0-21swapper/200:23:592
2324883993329,2cyclictest0-21swapper/221:50:012
2324878993329,3cyclictest2401734-21kworker/u8:0+flush-179:023:25:510
2324878993328,4cyclictest2342275-21kworker/u8:2+events_unbound20:15:160
2324884993230,1cyclictest0-21swapper/322:57:593
2324884993230,1cyclictest0-21swapper/322:04:593
2324884993228,2cyclictest0-21swapper/300:20:593
2324884993228,2cyclictest0-21swapper/300:05:583
2324883993229,2cyclictest0-21swapper/220:43:592
2324883993129,1cyclictest0-21swapper/220:05:002
2324883993128,2cyclictest0-21swapper/221:54:552
2324884993028,1cyclictest0-21swapper/300:04:553
2324884993027,2cyclictest0-21swapper/323:14:553
2324883993027,2cyclictest0-21swapper/223:16:592
2324883993026,2cyclictest0-21swapper/219:56:582
4577091290,7ptp4l441ktimers/322:00:003
4577091290,7ptp4l441ktimers/320:45:003
4577091290,6ptp4l441ktimers/319:25:003
2324884992927,1cyclictest0-21swapper/320:50:123
2324884992927,1cyclictest0-21swapper/320:50:113
2324884992927,1cyclictest0-21swapper/320:49:553
2324884992926,2cyclictest0-21swapper/323:50:593
2324884992926,2cyclictest0-21swapper/323:21:593
2324884992926,2cyclictest0-21swapper/323:00:133
2324884992926,2cyclictest0-21swapper/322:26:593
2324884992926,2cyclictest0-21swapper/321:05:133
2324884992925,2cyclictest0-21swapper/322:05:123
232488499290,27cyclictest0-21swapper/320:15:113
232488499290,21cyclictest0-21swapper/323:45:033
2324883992927,1cyclictest0-21swapper/220:50:112
2324883992927,1cyclictest0-21swapper/220:50:112
2324883992926,2cyclictest0-21swapper/221:55:132
2324883992926,2cyclictest0-21swapper/220:15:102
232488399290,27cyclictest0-21swapper/223:45:032
232488399290,27cyclictest0-21swapper/220:25:032
2324878992925,3cyclictest2427456-21kworker/u8:2+flush-179:000:30:250
4577091280,6ptp4l441ktimers/323:34:593
4577091280,6ptp4l441ktimers/321:35:003
4577091280,6ptp4l441ktimers/321:25:013
4577091280,6ptp4l441ktimers/319:30:003
2324884992826,1cyclictest0-21swapper/322:14:553
2324884992826,1cyclictest0-21swapper/319:39:553
2324884992825,2cyclictest0-21swapper/322:50:123
2324884992825,2cyclictest0-21swapper/321:00:123
2324884992824,2cyclictest0-21swapper/321:15:593
2324884992824,2cyclictest0-21swapper/321:15:593
232488499280,27cyclictest0-21swapper/322:42:593
232488499280,26cyclictest0-21swapper/322:30:033
232488499280,26cyclictest0-21swapper/319:15:123
2324883992826,1cyclictest0-21swapper/222:30:032
2324883992825,2cyclictest0-21swapper/222:57:592
2324883992825,2cyclictest0-21swapper/222:26:592
2324883992825,2cyclictest0-21swapper/219:52:592
2324883992825,2cyclictest0-21swapper/219:15:132
2324883992825,2cyclictest0-21swapper/200:05:592
232488399280,27cyclictest0-21swapper/223:00:132
232488399280,26cyclictest0-21swapper/223:27:592
232488399280,26cyclictest0-21swapper/222:05:112
232488399280,26cyclictest0-21swapper/222:00:122
232488399280,26cyclictest0-21swapper/220:24:002
4577091270,6ptp4l441ktimers/321:00:003
4577091270,5ptp4l441ktimers/322:15:023
4577091270,5ptp4l441ktimers/319:15:013
4577091270,5ptp4l441ktimers/300:40:023
4577091270,5ptp4l441ktimers/300:29:543
232488499270,26cyclictest0-21swapper/323:55:593
232488499270,26cyclictest0-21swapper/319:49:543
2324883992725,1cyclictest0-21swapper/222:50:122
2324883992725,1cyclictest0-21swapper/221:30:002
2324883992724,2cyclictest0-21swapper/223:33:002
2324883992724,2cyclictest0-21swapper/220:39:542
2324883992724,2cyclictest0-21swapper/200:29:552
232488399270,26cyclictest0-21swapper/222:15:122
232488399270,25cyclictest0-21swapper/223:43:592
232488399270,25cyclictest0-21swapper/220:07:002
232488399270,1cyclictest0-21swapper/222:45:132
232488399270,1cyclictest0-21swapper/200:00:012
4577091260,6ptp4l61490irq/134-eno1-TxRx-022:25:003
4577091260,6ptp4l61490irq/134-eno1-TxRx-020:04:563
4577091260,6ptp4l61490irq/134-eno1-TxRx-019:55:003
4577091260,5ptp4l61490irq/134-eno1-TxRx-023:45:013
4577091260,5ptp4l61490irq/134-eno1-TxRx-022:49:553
4577091260,5ptp4l441ktimers/323:39:553
4577091260,5ptp4l441ktimers/320:25:023
4577091260,5ptp4l441ktimers/319:34:553
2324883992623,2cyclictest0-21swapper/219:10:212
2324883992623,2cyclictest0-21swapper/200:30:122
232488399260,24cyclictest0-21swapper/220:47:002
232488399260,24cyclictest0-21swapper/200:39:592
4577091250,5ptp4l441ktimers/322:39:563
4577091250,5ptp4l441ktimers/320:14:553
4577091250,4ptp4l61490irq/134-eno1-TxRx-020:34:563
4577091250,4ptp4l441ktimers/323:09:553
4577091250,4ptp4l441ktimers/321:14:563
2324883992522,2cyclictest0-21swapper/221:35:122
2324883992522,2cyclictest0-21swapper/221:16:002
2324883992522,2cyclictest0-21swapper/221:15:592
2324883992522,2cyclictest0-21swapper/221:00:122
2324883992522,2cyclictest0-21swapper/220:33:592
2324883992521,2cyclictest0-21swapper/200:14:592
232488399250,2cyclictest0-21swapper/219:45:592
2324883992422,1cyclictest0-21swapper/222:36:592
231999240,13rtkit-daemon2323485-21apt-get19:05:110
2324883992320,2cyclictest0-21swapper/222:10:592
2324883992220,1cyclictest0-21swapper/221:23:592
2324883992220,1cyclictest0-21swapper/221:14:592
2324883992118,2cyclictest0-21swapper/223:10:142
2324883992017,2cyclictest0-21swapper/222:40:132
232487999201,6cyclictest2324765-21latency_hist19:10:021
2324883991816,1cyclictest0-21swapper/219:45:002
2324883991816,1cyclictest0-21swapper/219:44:592
2324883991815,2cyclictest0-21swapper/221:05:122
2324884991715,1cyclictest0-21swapper/320:08:593
2324883991715,1cyclictest0-21swapper/223:25:012
2324883991714,2cyclictest0-21swapper/222:20:592
2324883991714,2cyclictest0-21swapper/219:39:562
23248839974,2cyclictest0-21swapper/223:35:112
23248839920,1cyclictest0-21swapper/219:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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