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2026-02-27 - 20:47
[ 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 792 highest latencies:
System rackeslot6.osadl.org (updated Fri Feb 27, 2026 12:44:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
23453629910998,8cyclictest266-21systemd-journal12:40:010
23453649910294,5cyclictest2342190-21kworker/u8:1+events_unbound07:20:021
23453649910091,6cyclictest2355095-21latency_hist07:40:011
2345362999991,5cyclictest2418572-21kworker/u8:1+flush-179:011:00:000
2345364999382,8cyclictest2441785-21latency_hist12:10:011
2345364999380,10cyclictest266-21systemd-journal10:10:001
2345364998976,10cyclictest266-21systemd-journal10:45:001
2345364998580,4cyclictest2412860-21kworker/u8:0+events_unbound11:05:231
2345364998477,4cyclictest2383757-21kworker/u8:0+events_unbound09:15:001
2345364998375,6cyclictest2377390-21kworker/u8:3+events_unbound09:05:231
2345362998377,4cyclictest2443371-21latency_hist12:15:010
2345364998176,4cyclictest2419561-21kworker/u8:3+events_unbound11:25:251
2345364998173,5cyclictest2432258-21latency_hist11:40:011
2345362998173,6cyclictest2371003-21latency_hist08:30:000
2345362998158,20cyclictest2427472-21latency_hist11:25:010
2345364997975,3cyclictest2404955-21kworker/u8:3+events_unbound10:45:241
2345364997974,4cyclictest2430648-21kworker/u8:2+flush-179:011:35:001
2345362997874,2cyclictest2372619-21systemd08:35:000
2345364997772,4cyclictest2391911-21kworker/u8:0+flush-179:009:45:231
2345364997770,5cyclictest2446575-21kworker/u8:1+events_unbound12:30:181
2345364997670,4cyclictest2409705-21kworker/u8:1+flush-179:010:35:201
2345364997670,4cyclictest2409705-21kworker/u8:1+flush-179:010:35:201
2345364997670,4cyclictest2399938-21kworker/u8:1+flush-179:010:10:231
2345362997666,7cyclictest2406513-21latency_hist10:20:000
2345362997665,8cyclictest2404921-21latency_hist10:15:010
2345364997570,4cyclictest2377390-21kworker/u8:3+events_unbound09:40:181
2345364997568,5cyclictest2399893-21latency_hist10:00:011
2345362997569,4cyclictest2442490-21kworker/u8:2+flush-179:012:15:200
2345364997465,7cyclictest2435456-21kworker/u8:3+events_unbound12:10:141
2345364997369,3cyclictest2358242-21kworker/u8:0+flush-179:008:50:201
2345364997362,9cyclictest2400140-21/usr/sbin/munin10:00:221
2345364997268,3cyclictest2404955-21kworker/u8:3+flush-179:010:20:191
2345364997268,3cyclictest2348594-21kworker/u8:2+flush-179:007:40:231
2345362997262,8cyclictest2435658-21/usr/sbin/munin11:50:220
2345362997262,8cyclictest2435658-21/usr/sbin/munin11:50:220
2345364997166,4cyclictest2391911-21kworker/u8:0+events_unbound09:35:191
2345364997166,4cyclictest2362481-21kworker/u8:1+flush-179:008:00:221
2345364997166,3cyclictest2414525-21kworker/u8:2+flush-179:010:55:161
2345364997164,4cyclictest2434571-21kworker/u8:0+events_unbound11:55:211
2345364996964,4cyclictest2435456-21kworker/u8:3+flush-179:012:15:241
2345364996963,4cyclictest2342190-21kworker/u8:1+flush-179:007:10:181
2345364996957,4cyclictest2358242-21kworker/u8:0+events_unbound08:10:181
2345364996864,3cyclictest2435456-21kworker/u8:3+events_unbound12:25:241
2345364996864,3cyclictest2412860-21kworker/u8:0+events_unbound10:50:201
2345364996864,3cyclictest2358242-21kworker/u8:0+flush-179:007:50:251
2345364996864,3cyclictest2352954-21kworker/u8:3+events_unbound07:30:221
2345364996857,5cyclictest2348594-21kworker/u8:2+events_unbound07:55:151
2345362996757,7cyclictest2348449-21latency_hist07:20:010
2345364996561,3cyclictest2369963-21kworker/u8:1+events_unbound08:30:241
2345362996557,5cyclictest2372059-21kworker/u8:2+flush-179:008:40:210
2345364996459,4cyclictest2342190-21kworker/u8:1+events_unbound07:25:251
2345362996454,7cyclictest2377390-21kworker/u8:3+events_unbound09:15:020
2345364996358,4cyclictest2348594-21kworker/u8:2+flush-179:007:45:201
2345364996358,4cyclictest2345277-21kworker/u8:3+flush-179:007:19:561
2345364996255,5cyclictest2409700-21latency_hist10:30:011
2345362996257,4cyclictest2342190-21kworker/u8:1+flush-179:007:20:150
2345362996052,6cyclictest2387135-21kworker/u8:2+events_unbound09:30:240
2345364995955,3cyclictest2363022-21kworker/u8:3+flush-179:008:09:551
2345364995952,5cyclictest2434571-21kworker/u8:0+events_unbound11:54:171
2345364995952,5cyclictest2434571-21kworker/u8:0+events_unbound11:54:171
2345362995950,7cyclictest2419561-21kworker/u8:3+flush-179:011:25:230
2345362995949,8cyclictest2383977-21apt-get09:10:120
2345362995949,8cyclictest2358518-21apt-get07:50:100
2345364995853,4cyclictest2425022-21kworker/u8:0+events_unbound11:15:241
2345364995853,4cyclictest2391911-21kworker/u8:0+events_unbound09:53:271
2345364995853,4cyclictest2369963-21kworker/u8:1+events_unbound09:00:251
2345364995752,4cyclictest2377390-21kworker/u8:3+flush-179:008:59:561
2345364995752,4cyclictest2377390-21kworker/u8:3+flush-179:008:59:551
2345364995752,3cyclictest2358242-21kworker/u8:0+events_unbound08:40:141
2345364995551,3cyclictest2358242-21kworker/u8:0+events_unbound08:45:241
2345362995548,5cyclictest2419561-21kworker/u8:3+flush-179:011:10:200
2345362995548,5cyclictest2351873-21latency_hist07:30:010
2345364995450,3cyclictest2358242-21kworker/u8:0+flush-179:008:20:131
2345362995447,6cyclictest2412860-21kworker/u8:0+flush-179:011:00:240
2345364995348,4cyclictest2383757-21kworker/u8:0+flush-179:009:15:191
2345364995347,5cyclictest2412860-21kworker/u8:0+flush-179:011:00:141
2345362995344,7cyclictest2369963-21kworker/u8:1+flush-179:008:55:230
2345362995344,7cyclictest2369963-21kworker/u8:1+flush-179:008:55:230
2345362995343,7cyclictest2374174-21latency_hist08:40:020
2345364995248,3cyclictest2427448-21kworker/u8:1+flush-179:011:24:561
2345364995248,3cyclictest2404955-21kworker/u8:3+events_unbound10:19:551
2345362995248,2cyclictest2446566-21latency_hist12:25:010
2345362995244,6cyclictest266-21systemd-journal07:45:010
2345364995147,3cyclictest2445522-21kworker/u8:0+events_unbound12:20:191
2345364995147,3cyclictest2434571-21kworker/u8:0+flush-179:011:49:561
2345364995146,4cyclictest2391911-21kworker/u8:0+flush-179:009:34:551
2345362995144,5cyclictest2438626-21latency_hist12:00:010
2345362995143,5cyclictest2377390-21kworker/u8:3+flush-179:009:25:010
2345362995143,5cyclictest2377390-21kworker/u8:3+flush-179:009:25:000
2345364995045,4cyclictest2435456-21kworker/u8:3+flush-179:012:00:131
2345364995045,4cyclictest2419561-21kworker/u8:3+flush-179:011:10:251
2345364995045,4cyclictest2377390-21kworker/u8:3+events_unbound09:20:281
2345364995045,4cyclictest2377390-21kworker/u8:3+events_unbound09:20:281
2345362995044,4cyclictest2396688-21kworker/u8:2+flush-179:009:50:230
2345362995044,4cyclictest2391911-21kworker/u8:0+events_unbound09:45:150
4577091490,14ptp4l61490irq/134-eno1-TxRx-007:10:003
2345364994944,4cyclictest2409737-21kworker/u8:2+flush-179:010:30:241
2345362994942,5cyclictest2363022-21kworker/u8:3+flush-179:008:15:220
2345362994939,8cyclictest2409957-21apt-get10:30:090
2345362994841,6cyclictest2358242-21kworker/u8:0+flush-179:008:10:150
2345362994840,6cyclictest2377390-21kworker/u8:3+events_unbound09:25:140
2345364994743,3cyclictest2367827-21basename08:20:001
2345362994742,3cyclictest2353522-21systemd-run07:35:010
2345362994740,5cyclictest266-21systemd-journal09:57:270
2345364994636,8cyclictest2372818-21/usr/sbin/munin08:35:221
2345364994635,4cyclictest2435456-21kworker/u8:3+events_unbound12:35:181
2345362994637,7cyclictest510-21rs:main0
2345362994435,7cyclictest2417927-21dump-pmu-power10:55:000
2345362994430,9cyclictest2342190-21kworker/u8:1+flush-179:007:10:110
234536299440,42cyclictest714-21Xorg07:57:580
2345362994337,5cyclictest2399938-21kworker/u8:1+flush-179:010:05:190
2345362994336,5cyclictest2422723-21kworker/u8:2+events_unbound11:15:140
2345364994234,6cyclictest266-21systemd-journal11:44:551
2345362994236,5cyclictest2404955-21kworker/u8:3+events_unbound10:40:020
2345362994236,5cyclictest2404955-21kworker/u8:3+events_unbound10:40:010
2345362994236,4cyclictest2412860-21kworker/u8:0+flush-179:010:40:210
2345362994235,5cyclictest2369963-21kworker/u8:1+flush-179:009:00:220
234536899410,39cyclictest2380560-21turbostat09:00:013
234536899410,39cyclictest2380560-21turbostat09:00:013
234536299411,38cyclictest2369414-21munin-run08:25:000
234536299410,39cyclictest714-21Xorg10:05:000
234536899400,1cyclictest0-21swapper/312:27:593
234536799400,1cyclictest0-21swapper/208:34:562
2345362994035,4cyclictest2419561-21kworker/u8:3+flush-179:011:30:210
2345362994033,5cyclictest2352940-21kworker/u8:0+events_unbound07:35:120
234536299400,38cyclictest714-21Xorg11:44:590
2345367993936,2cyclictest0-21swapper/208:47:592
234536799390,36cyclictest0-21swapper/210:19:552
2345364993929,8cyclictest266-21systemd-journal09:29:591
2345362993934,4cyclictest2348594-21kworker/u8:2+flush-179:007:45:230
234536899380,37cyclictest0-21swapper/310:42:593
2345367993835,2cyclictest0-21swapper/212:10:002
234536799380,35cyclictest0-21swapper/208:19:592
2345362993832,4cyclictest2442490-21kworker/u8:2+flush-179:012:25:150
2345362993832,4cyclictest2404955-21kworker/u8:3+flush-179:010:45:210
2345362993830,6cyclictest2391911-21kworker/u8:0+flush-179:009:35:140
234536899370,35cyclictest0-21swapper/310:56:593
234536899370,1cyclictest0-21swapper/308:09:593
2345367993734,2cyclictest0-21swapper/208:14:562
234536799370,35cyclictest0-21swapper/208:38:582
2345362993734,2cyclictest0-21swapper/008:50:580
2345368993634,1cyclictest0-21swapper/312:16:583
2345368993634,1cyclictest0-21swapper/311:07:593
2345368993634,1cyclictest0-21swapper/309:43:003
2345368993633,2cyclictest0-21swapper/310:05:593
234536899360,35cyclictest0-21swapper/312:35:593
234536899360,35cyclictest0-21swapper/310:05:003
234536899360,35cyclictest0-21swapper/309:23:003
234536899360,35cyclictest0-21swapper/309:22:593
234536899360,35cyclictest0-21swapper/308:44:003
234536899360,35cyclictest0-21swapper/307:23:593
234536899360,1cyclictest0-21swapper/311:22:593
234536899360,1cyclictest0-21swapper/309:53:593
234536799360,34cyclictest0-21swapper/210:10:002
234536799360,1cyclictest0-21swapper/212:39:552
234536799360,1cyclictest0-21swapper/209:50:002
2345362993631,4cyclictest2434571-21kworker/u8:0+flush-179:012:05:000
2345362993627,7cyclictest2362481-21kworker/u8:1+events_unbound08:00:210
2345368993533,1cyclictest0-21swapper/311:00:593
2345368993533,1cyclictest0-21swapper/310:12:593
2345368993533,1cyclictest0-21swapper/309:16:593
2345368993532,2cyclictest0-21swapper/308:38:593
234536899350,34cyclictest0-21swapper/308:13:593
234536899350,1cyclictest0-21swapper/311:29:593
234536899350,1cyclictest0-21swapper/310:51:003
234536899350,1cyclictest0-21swapper/310:37:593
234536899350,1cyclictest0-21swapper/310:37:593
234536899350,1cyclictest0-21swapper/307:49:593
2345367993532,2cyclictest0-21swapper/209:06:582
2345367993532,2cyclictest0-21swapper/207:43:582
2345367993532,2cyclictest0-21swapper/207:33:002
2345364993531,3cyclictest2369963-21kworker/u8:1+events_unbound08:26:271
2345362993532,2cyclictest2408093-21kworker/u8:0+events_unbound10:25:240
2345368993432,1cyclictest0-21swapper/309:26:003
2345368993431,2cyclictest0-21swapper/309:31:583
2345362993426,6cyclictest2435456-21kworker/u8:3+flush-179:012:10:000
2345368993331,1cyclictest0-21swapper/311:42:593
2345367993331,1cyclictest0-21swapper/207:14:592
2345367993330,2cyclictest0-21swapper/212:31:592
2345367993330,2cyclictest0-21swapper/211:44:552
2345367993330,2cyclictest0-21swapper/208:02:592
2345362993331,1cyclictest0-21swapper/008:49:540
2345362993329,3cyclictest2446575-21kworker/u8:1+flush-179:012:30:220
2345368993230,1cyclictest0-21swapper/312:01:593
2345368993230,1cyclictest0-21swapper/309:02:583
2345368993230,1cyclictest0-21swapper/307:19:583
234536899320,31cyclictest2449745-21turbostat12:35:003
2345367993230,1cyclictest0-21swapper/212:14:592
234536799320,30cyclictest0-21swapper/210:58:002
2345362993228,3cyclictest2404955-21kworker/u8:3+flush-179:010:20:230
2345362993228,3cyclictest2395164-21systemd-run09:45:010
4577091310,11ptp4l441ktimers/309:10:003
2345368993129,1cyclictest0-21swapper/310:29:583
2345367993129,1cyclictest0-21swapper/210:49:592
234536899300,2cyclictest0-21swapper/310:20:133
2345367993027,2cyclictest0-21swapper/212:15:132
2345367993027,2cyclictest0-21swapper/209:40:122
2345367993027,2cyclictest0-21swapper/209:25:122
234536799300,2cyclictest0-21swapper/207:55:132
234536799300,29cyclictest0-21swapper/209:50:132
2345362993023,5cyclictest266-21systemd-journal08:08:340
2345368992927,1cyclictest0-21swapper/310:30:103
2345368992926,2cyclictest2393540-21turbostat09:40:003
234536899290,28cyclictest0-21swapper/311:45:123
234536899290,28cyclictest0-21swapper/308:50:113
234536899290,1cyclictest0-21swapper/308:20:133
2345367992926,2cyclictest0-21swapper/211:28:592
2345367992926,2cyclictest0-21swapper/210:50:022
2345367992926,2cyclictest0-21swapper/207:49:002
2345367992926,2cyclictest0-21swapper/207:20:032
234536799290,28cyclictest0-21swapper/211:35:132
234536799290,27cyclictest0-21swapper/211:50:122
234536799290,27cyclictest0-21swapper/211:50:112
234536799290,27cyclictest0-21swapper/209:20:142
234536799290,27cyclictest0-21swapper/209:20:132
234536799290,27cyclictest0-21swapper/209:15:032
234536799290,27cyclictest0-21swapper/208:40:122
234536799290,27cyclictest0-21swapper/207:35:122
2345362992925,3cyclictest2432235-21systemctl11:40:000
234536299291,26cyclictest714-21Xorg09:06:580
2345368992826,1cyclictest0-21swapper/308:30:113
2345368992826,1cyclictest0-21swapper/308:29:003
234536899280,2cyclictest0-21swapper/308:00:133
234536899280,26cyclictest0-21swapper/312:10:123
234536899280,26cyclictest0-21swapper/311:15:133
234536899280,26cyclictest0-21swapper/308:45:123
234536899280,1cyclictest0-21swapper/307:50:133
2345367992825,2cyclictest0-21swapper/210:32:592
2345367992825,2cyclictest0-21swapper/208:57:002
2345367992825,2cyclictest0-21swapper/208:56:592
2345367992825,2cyclictest0-21swapper/208:05:132
234536799280,26cyclictest0-21swapper/212:25:132
234536799280,26cyclictest0-21swapper/209:56:592
234536799280,26cyclictest0-21swapper/209:10:122
4577091270,5ptp4l61490irq/134-eno1-TxRx-007:30:003
4577091270,4ptp4l441ktimers/307:45:013
4577091270,4ptp4l441ktimers/307:40:003
2345368992725,1cyclictest0-21swapper/311:10:113
234536899270,26cyclictest0-21swapper/309:48:593
234536899270,1cyclictest0-21swapper/310:45:133
2345367992724,2cyclictest0-21swapper/210:42:592
2345367992724,2cyclictest0-21swapper/210:35:592
2345367992724,2cyclictest0-21swapper/210:35:592
234536799270,2cyclictest0-21swapper/211:19:552
234536799270,24cyclictest0-21swapper/211:05:012
4577091260,6ptp4l61490irq/134-eno1-TxRx-010:00:003
4577091260,5ptp4l441ktimers/310:20:003
4577091260,4ptp4l441ktimers/307:34:563
234536899260,24cyclictest0-21swapper/309:10:133
234536899260,1cyclictest0-21swapper/311:56:593
2345367992623,2cyclictest0-21swapper/210:12:592
2345367992623,2cyclictest0-21swapper/207:50:592
234536799260,2cyclictest0-21swapper/209:37:592
234536799260,24cyclictest0-21swapper/209:34:552
234536799260,24cyclictest0-21swapper/208:55:002
2345362992623,2cyclictest714-21Xorg11:05:590
4577091250,4ptp4l441ktimers/311:40:013
4577091250,4ptp4l441ktimers/311:34:553
2345368992524,1cyclictest0-21swapper/307:56:583
2345368992523,1cyclictest0-21swapper/307:10:593
234536899250,24cyclictest0-21swapper/308:19:553
4577091240,4ptp4l61490irq/134-eno1-TxRx-012:25:003
4577091240,4ptp4l441ktimers/311:54:563
4577091240,4ptp4l441ktimers/311:54:563
2345367992422,1cyclictest0-21swapper/212:23:592
2345367992422,1cyclictest0-21swapper/208:29:002
2345367992420,2cyclictest0-21swapper/211:25:002
4577091230,4ptp4l441ktimers/312:09:553
2345367992119,1cyclictest0-21swapper/208:24:582
2345367992118,2cyclictest0-21swapper/211:56:592
231999210,12rtkit-daemon495-21gpm07:05:440
2345367991917,1cyclictest0-21swapper/211:50:002
2345367991917,1cyclictest0-21swapper/211:05:122
2345367991714,2cyclictest351rcuc/210:26:092
2345367991714,2cyclictest351rcuc/210:00:062
2345367991613,2cyclictest0-21swapper/212:04:552
2345367991513,1cyclictest0-21swapper/207:26:592
2345367991512,2cyclictest351rcuc/211:13:012
2345367991512,2cyclictest351rcuc/209:03:112
2345367991512,2cyclictest351rcuc/207:15:232
2345367991411,2cyclictest351rcuc/211:30:142
234536499131,10cyclictest2345379-21sort07:10:021
2345367991210,1cyclictest0-21swapper/210:25:002
23453679942,1cyclictest0-21swapper/207:10:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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