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2026-02-10 - 02:18
[ 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 Mon Feb 09, 2026 12:44:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
23439609910496,6cyclictest266-21systemd-journal10:55:011
23439609910395,6cyclictest2426385-21latency_hist11:30:011
2343960999478,14cyclictest2420048-21kworker/u8:1+flush-179:011:25:001
2343958999485,6cyclictest2381285-21latency_hist09:10:020
2343958999379,12cyclictest2399074-21apt-get10:05:030
2343960999184,5cyclictest2434773-21kworker/u8:2+events_unbound12:00:001
2343958998880,6cyclictest2343829-21latency_hist07:10:020
2343960998681,4cyclictest2380991-21kworker/u8:0+events_unbound09:25:011
2343958998678,5cyclictest2381303-21apt-get09:10:040
2343960998468,14cyclictest2431476-21kworker/u8:1+flush-179:011:50:261
2343960997872,4cyclictest2363280-21kworker/u8:1+flush-179:008:35:011
2343958997562,10cyclictest266-21systemd-journal11:05:000
2343960997466,6cyclictest2355069-21kworker/u8:1+flush-179:007:50:151
2343958997363,7cyclictest266-21systemd-journal10:15:000
2343958997061,7cyclictest2426363-21kworker/u8:0+events_unbound11:40:010
2343960996961,6cyclictest2410477-21latency_hist10:40:011
2343960996958,5cyclictest2423448-21kworker/u8:4+events_unbound11:30:021
2343960996860,6cyclictest266-21systemd-journal09:05:011
2343958996860,5cyclictest2380991-21kworker/u8:0+events_unbound09:55:010
2343958996858,7cyclictest2426363-21kworker/u8:0+flush-179:011:30:220
2343958996759,6cyclictest2423448-21kworker/u8:4+flush-179:011:25:170
2343960996659,5cyclictest2400947-21kworker/u8:3+flush-179:011:15:011
2343960996654,9cyclictest266-21systemd-journal08:15:001
2343958996663,2cyclictest0-21swapper/010:58:000
2343958996657,6cyclictest2431428-21latency_hist11:45:000
2343958996657,6cyclictest2431428-21latency_hist11:45:000
2343960996456,6cyclictest2355069-21kworker/u8:1+flush-179:007:45:201
234396699630,61cyclictest0-21swapper/310:22:003
2343960996353,7cyclictest2400947-21kworker/u8:3+flush-179:010:20:141
2343960996343,18cyclictest2392722-21kworker/u8:1+flush-179:010:50:001
2343958996356,5cyclictest2433012-21latency_hist11:50:010
2343958996354,7cyclictest2399067-21latency_hist10:05:020
234396699620,1cyclictest0-21swapper/309:32:583
2343960996253,6cyclictest2328258-21kworker/u8:0+flush-179:007:25:201
2343958996255,5cyclictest2328258-21kworker/u8:0+events_unbound08:30:010
2343958996214,29cyclictest2449679-21latency_hist12:40:010
2343960996154,5cyclictest2380991-21kworker/u8:0+flush-179:009:15:201
2343958996054,4cyclictest2376278-21kworker/u8:3+flush-179:009:00:250
2343958996053,5cyclictest2357285-21kworker/u8:2+flush-179:008:15:260
2343958996052,6cyclictest2351815-21latency_hist07:35:010
2343960995952,5cyclictest2376278-21kworker/u8:3+flush-179:009:40:221
2343960995853,3cyclictest2380991-21kworker/u8:0+flush-179:010:00:141
2343960995852,4cyclictest2420048-21kworker/u8:1+flush-179:011:15:241
2343958995852,4cyclictest2376278-21kworker/u8:3+flush-179:009:40:170
2343958995848,8cyclictest2441599-21apt-get12:15:130
2343958995837,3cyclictest2444542-21munin-run12:25:000
2343964995754,2cyclictest0-21swapper/208:53:582
2343960995747,8cyclictest2328258-21kworker/u8:0+flush-179:008:40:241
2343958995753,2cyclictest714-21Xorg10:22:000
2343958995748,7cyclictest266-21systemd-journal08:05:010
2343958995748,7cyclictest266-21systemd-journal08:05:000
2343958995747,8cyclictest2376498-21apt-get08:50:130
2343958995747,8cyclictest2342377-21kworker/u8:2+flush-179:007:15:010
2343960995653,2cyclictest0-21swapper/107:32:591
2343960995650,5cyclictest2434255-21kworker/u8:0+flush-179:012:30:221
2343960995554,1cyclictest0-21swapper/110:08:591
2343960995549,5cyclictest2380991-21kworker/u8:0+flush-179:009:30:211
2343960995549,4cyclictest2371498-21kworker/u8:2+events_unbound08:35:161
2343958995549,3cyclictest191rcuc/008:35:010
2343958995346,5cyclictest2368288-21latency_hist08:25:010
2343960995242,7cyclictest266-21systemd-journal09:13:161
2343958995246,5cyclictest2387894-21kworker/u8:2+events_unbound09:45:250
2343958995245,5cyclictest2387894-21kworker/u8:2+flush-179:009:30:160
2343960995146,4cyclictest2342377-21kworker/u8:2+flush-179:007:20:211
2343960995045,4cyclictest2423448-21kworker/u8:4+flush-179:012:10:171
2343960995044,4cyclictest2392722-21kworker/u8:1+flush-179:010:25:171
2343960995043,4cyclictest2380991-21kworker/u8:0+events_unbound09:10:021
2343960995041,7cyclictest2361915-21apt-get08:05:121
2343960994941,6cyclictest266-21systemd-journal11:38:161
2343958994943,5cyclictest2328258-21kworker/u8:0+flush-179:007:20:000
2343958994941,6cyclictest2446124-21latency_hist12:30:000
2343958994938,9cyclictest266-21systemd-journal07:40:000
4577091480,13ptp4l61490irq/134-eno1-TxRx-007:10:013
2343958994839,7cyclictest266-21systemd-journal09:35:010
2343960994742,4cyclictest2387894-21kworker/u8:2+flush-179:009:35:221
2343958994744,2cyclictest2371498-21kworker/u8:2+events_unbound08:35:270
2343958994737,8cyclictest2418684-21apt-get11:05:140
2343960994640,5cyclictest2357285-21kworker/u8:2+events_unbound07:55:181
2343958994638,5cyclictest2405728-21kworker/u8:0+flush-179:010:45:210
2343958994636,8cyclictest2386583-21apt-get09:25:110
2343960994537,6cyclictest2436842-21apt-get12:00:111
2343958994542,2cyclictest2419207-21kworker/u8:0+events_unbound11:10:250
2343958994541,2cyclictest151ktimers/011:53:100
2343958994539,5cyclictest2328258-21kworker/u8:0+flush-179:008:40:180
2343958994534,9cyclictest510-21rs:main0
2343960994440,3cyclictest2405728-21kworker/u8:0+flush-179:010:30:231
2343960994439,4cyclictest2371498-21kworker/u8:2+flush-179:008:50:211
2343960994438,4cyclictest2392722-21kworker/u8:1+flush-179:010:40:211
2343958994437,5cyclictest2347294-21/usr/sbin/munin07:20:160
2343958994436,6cyclictest510-21rs:main0
2343960994338,4cyclictest2380991-21kworker/u8:0+events_unbound09:25:241
2343960994333,7cyclictest2363280-21kworker/u8:1+events_unbound08:20:141
2343966994240,1cyclictest0-21swapper/312:04:553
2343960994236,5cyclictest2426363-21kworker/u8:0+flush-179:011:40:221
2343960994236,5cyclictest2426363-21kworker/u8:0+flush-179:011:40:221
2343966994133,6cyclictest2426394-21turbostat11:30:003
234396699410,40cyclictest0-21swapper/311:42:593
234396699410,40cyclictest0-21swapper/311:42:593
234396499410,39cyclictest0-21swapper/207:34:592
2343960994136,4cyclictest2357285-21kworker/u8:2+flush-179:008:15:161
2343960994136,3cyclictest2413109-21kworker/u8:2+flush-179:010:55:211
2343960994133,5cyclictest0-21swapper/108:25:591
234396099411,35cyclictest2449612-21apt-key12:40:011
234396099410,39cyclictest2377840-21turbostat08:59:541
234396099410,39cyclictest2374670-21turbostat08:49:561
2343958994136,4cyclictest2413109-21kworker/u8:2+flush-179:010:50:240
2343958994133,6cyclictest266-21systemd-journal09:23:160
2343958994132,7cyclictest266-21systemd-journal12:15:000
2343964994038,1cyclictest0-21swapper/211:54:592
2343960994035,4cyclictest2400947-21kworker/u8:3+flush-179:011:45:121
2343960994032,6cyclictest2355033-21latency_hist07:45:011
2343960994032,6cyclictest2355033-21latency_hist07:45:011
2343960994024,13cyclictest2345701-21apt-get07:15:131
234396099401,2cyclictest714-21Xorg09:51:591
2343958994035,4cyclictest2371498-21kworker/u8:2+flush-179:008:55:150
234395899401,36cyclictest908065-21snmpd07:55:130
4577091390,3ptp4l441ktimers/311:52:593
234396699390,4cyclictest2353447-21turbostat07:40:003
2343960993934,4cyclictest2441379-21kworker/u8:2+flush-179:012:20:221
2343960993934,4cyclictest2350272-21kworker/u8:3+events_unbound07:35:251
2343960993933,5cyclictest2380991-21kworker/u8:0+flush-179:009:45:191
2343960993931,7cyclictest2423448-21kworker/u8:4+flush-179:012:20:001
2343958993930,7cyclictest2447713-21latency_hist12:35:010
2343958993929,8cyclictest266-21systemd-journal07:30:010
234395899390,37cyclictest714-21Xorg11:56:590
2343966993831,6cyclictest2369883-21turbostat08:29:593
234396499380,35cyclictest0-21swapper/209:58:592
234396099380,36cyclictest714-21Xorg10:12:591
234396099380,36cyclictest1-21systemd12:30:011
2343958993828,8cyclictest266-21systemd-journal11:20:010
234396699370,36cyclictest0-21swapper/311:59:593
2343964993734,2cyclictest0-21swapper/212:26:592
2343964993734,2cyclictest0-21swapper/212:13:592
234396499370,29cyclictest0-21swapper/210:24:592
234396499370,1cyclictest0-21swapper/208:18:002
2343960993730,5cyclictest266-21systemd-journal11:01:001
2343960993726,10cyclictest0-21swapper/107:10:111
2343958993734,2cyclictest714-21Xorg07:43:590
2343958993734,2cyclictest714-21Xorg07:43:590
2343958993734,2cyclictest2357285-21kworker/u8:2+events_unbound08:10:230
2343958993734,2cyclictest0-21swapper/010:18:590
2343958993733,3cyclictest714-21Xorg07:49:000
2343966993634,1cyclictest0-21swapper/312:31:593
2343966993634,1cyclictest0-21swapper/309:02:583
234396699360,35cyclictest0-21swapper/311:14:553
234396699360,35cyclictest0-21swapper/308:48:593
2343964993633,2cyclictest0-21swapper/211:11:592
2343964993633,2cyclictest0-21swapper/208:43:002
234396499360,1cyclictest0-21swapper/209:22:592
2343960993630,5cyclictest2387894-21kworker/u8:2+events_unbound09:55:261
2343960993627,5cyclictest0-21swapper/108:02:001
2343960993627,5cyclictest0-21swapper/108:01:591
2343958993630,5cyclictest2392722-21kworker/u8:1+flush-179:010:30:210
234395899360,1cyclictest0-21swapper/011:24:590
2343966993533,1cyclictest0-21swapper/312:40:003
2343966993533,1cyclictest0-21swapper/307:46:003
2343966993532,2cyclictest0-21swapper/310:14:583
2343966993532,2cyclictest0-21swapper/309:39:553
234396699350,1cyclictest0-21swapper/311:34:553
2343964993532,2cyclictest0-21swapper/209:07:582
2343964993531,2cyclictest0-21swapper/209:27:592
234396499350,1cyclictest0-21swapper/208:46:592
234396499350,1cyclictest0-21swapper/208:33:582
2343964993431,2cyclictest0-21swapper/212:03:592
2343964993431,2cyclictest0-21swapper/211:35:592
2343964993431,2cyclictest0-21swapper/210:32:592
2343964993431,2cyclictest0-21swapper/210:15:582
2343958993430,2cyclictest714-21Xorg12:08:580
2343958993429,4cyclictest2384788-21latency_hist09:20:000
2343966993332,1cyclictest0-21swapper/307:22:593
2343966993330,2cyclictest0-21swapper/312:28:583
2343966993330,2cyclictest0-21swapper/309:12:003
2343966993330,2cyclictest0-21swapper/308:12:593
2343964993330,2cyclictest0-21swapper/209:31:592
2343964993330,2cyclictest0-21swapper/207:52:592
2343964993329,2cyclictest0-21swapper/211:18:592
2343958993328,4cyclictest2411909-21unixbench-2d10:40:250
2343958993327,4cyclictest0-21swapper/012:00:130
234395899331,4cyclictest2361832-21apt-key08:05:010
2343966993230,1cyclictest0-21swapper/310:57:593
2343966993230,1cyclictest0-21swapper/308:22:583
2343964993229,2cyclictest0-21swapper/211:04:552
234396099320,5cyclictest714-21Xorg11:06:591
2343966993129,1cyclictest0-21swapper/310:41:003
2343964993129,1cyclictest0-21swapper/209:55:002
2343964993128,2cyclictest0-21swapper/211:25:592
2343964993128,2cyclictest0-21swapper/207:13:592
2343960993125,5cyclictest2438194-21kworker/u8:1+events_unbound12:05:131
2343960993123,6cyclictest266-21systemd-journal10:19:171
2343958993124,5cyclictest2357285-21kworker/u8:2+events_unbound07:50:190
2343966993027,2cyclictest0-21swapper/308:04:553
2343966993027,2cyclictest0-21swapper/308:04:553
2343964993027,2cyclictest0-21swapper/208:00:142
2343964993027,2cyclictest0-21swapper/208:00:142
2343958993025,4cyclictest2410600-21latency_hist10:40:020
2343958993021,7cyclictest2406236-21diskstats10:25:160
4577091290,9ptp4l441ktimers/310:20:013
4577091290,7ptp4l441ktimers/310:30:003
4577091290,5ptp4l441ktimers/309:49:563
2343966992927,1cyclictest0-21swapper/309:40:133
2343966992926,2cyclictest0-21swapper/308:54:563
234396699290,28cyclictest0-21swapper/309:50:133
2343964992926,2cyclictest0-21swapper/211:45:122
2343964992926,2cyclictest0-21swapper/211:31:592
2343964992926,2cyclictest0-21swapper/211:24:552
2343964992926,2cyclictest0-21swapper/207:15:592
234396499290,27cyclictest0-21swapper/212:30:122
234396499290,27cyclictest0-21swapper/212:05:122
234396499290,27cyclictest0-21swapper/210:55:122
234396499290,27cyclictest0-21swapper/210:45:142
234396499290,27cyclictest0-21swapper/210:40:132
234396499290,27cyclictest0-21swapper/209:45:142
234396499290,27cyclictest0-21swapper/209:40:592
234396499290,27cyclictest0-21swapper/207:41:592
234396499290,27cyclictest0-21swapper/207:41:582
4577091280,6ptp4l61490irq/134-eno1-TxRx-008:35:013
2343966992826,1cyclictest0-21swapper/309:23:593
2343966992825,2cyclictest0-21swapper/310:46:593
2343966992825,2cyclictest0-21swapper/310:35:123
2343966992825,2cyclictest0-21swapper/307:10:123
2343966992822,4cyclictest2433026-21turbostat11:50:003
234396699280,27cyclictest0-21swapper/311:04:593
234396699280,27cyclictest0-21swapper/310:53:593
234396699280,27cyclictest0-21swapper/310:05:033
234396699280,27cyclictest0-21swapper/308:40:143
234396699280,27cyclictest0-21swapper/307:15:133
234396699280,26cyclictest0-21swapper/312:10:143
234396699280,26cyclictest0-21swapper/308:35:163
234396699280,26cyclictest0-21swapper/308:05:023
2343964992825,2cyclictest0-21swapper/211:55:112
2343964992825,2cyclictest0-21swapper/211:05:162
2343964992825,2cyclictest0-21swapper/210:10:142
234396499280,2cyclictest0-21swapper/210:00:112
234396499280,2cyclictest0-21swapper/209:15:122
234396499280,27cyclictest0-21swapper/207:20:122
234396499280,26cyclictest0-21swapper/210:25:142
234396499280,26cyclictest0-21swapper/207:25:122
234396499280,1cyclictest0-21swapper/208:35:592
4577091270,6ptp4l61490irq/134-eno1-TxRx-007:59:563
4577091270,6ptp4l441ktimers/311:25:003
4577091270,6ptp4l441ktimers/309:20:003
2343966992725,1cyclictest0-21swapper/307:40:123
2343966992725,1cyclictest0-21swapper/307:40:123
2343966992724,2cyclictest0-21swapper/308:19:593
234396699270,26cyclictest0-21swapper/307:54:583
2343964992724,2cyclictest0-21swapper/212:21:592
2343964992724,2cyclictest0-21swapper/210:05:142
2343964992724,2cyclictest0-21swapper/208:13:592
2343964992724,2cyclictest0-21swapper/207:49:002
234396499270,25cyclictest0-21swapper/212:40:002
234396499270,25cyclictest0-21swapper/208:09:592
234396499270,1cyclictest0-21swapper/209:10:042
4577091260,6ptp4l61490irq/134-eno1-TxRx-012:10:003
4577091260,6ptp4l61490irq/134-eno1-TxRx-009:10:013
4577091260,6ptp4l441ktimers/312:19:553
4577091260,6ptp4l441ktimers/308:59:593
4577091260,4ptp4l441ktimers/311:35:013
2343966992624,1cyclictest0-21swapper/310:31:583
2343966992624,1cyclictest0-21swapper/309:59:553
234396699260,1cyclictest0-21swapper/309:27:003
2343964992623,2cyclictest0-21swapper/212:17:592
2343964992623,2cyclictest0-21swapper/211:43:592
2343964992623,2cyclictest0-21swapper/211:43:592
2343964992623,2cyclictest0-21swapper/209:02:592
2343964992622,2cyclictest0-21swapper/210:39:552
234396499260,2cyclictest0-21swapper/207:59:542
4577091250,6ptp4l61490irq/134-eno1-TxRx-011:20:003
4577091250,6ptp4l61490irq/134-eno1-TxRx-007:35:003
4577091250,5ptp4l441ktimers/312:24:553
4577091250,5ptp4l441ktimers/311:09:553
4577091250,4ptp4l441ktimers/307:29:553
2343966992523,1cyclictest0-21swapper/310:03:593
2343964992523,1cyclictest0-21swapper/209:40:002
2343964992523,1cyclictest0-21swapper/208:29:592
2343964992321,1cyclictest0-21swapper/208:24:592
2343964992321,1cyclictest0-21swapper/207:37:592
2343964992220,1cyclictest0-21swapper/210:52:592
2343964992119,1cyclictest0-21swapper/209:00:002
234396099181,16cyclictest0-21swapper/107:10:021
23439649930,2cyclictest0-21swapper/207:10:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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