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2026-01-19 - 19:48
[ 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 Jan 19, 2026 12:44:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22989309911099,9cyclictest2347378-21latency_hist09:40:011
22989309910495,7cyclictest2387431-21apt-get11:45:041
22989269910190,9cyclictest2395645-21apt-get12:09:550
2298926999788,7cyclictest2405222-21latency_hist12:40:000
2298926999381,9cyclictest2317949-21latency_hist08:10:010
2298926999079,8cyclictest2387431-21apt-get11:45:000
2298930998879,7cyclictest2311584-21latency_hist07:50:011
2298926998779,5cyclictest2344196-21latency_hist09:30:010
2298930998676,7cyclictest2339656-21/usr/sbin/munin09:15:251
2298930998261,19cyclictest2358745-21kworker/u8:0+flush-179:011:15:001
2298930998171,8cyclictest2373087-21latency_hist11:00:021
2298930998171,8cyclictest2373087-21latency_hist11:00:011
2298926998170,9cyclictest266-21systemd-journal09:55:000
2298926998170,8cyclictest2339205-21apt-get09:10:570
2298930997869,7cyclictest2298841-21kworker/u8:1+flush-179:007:35:201
2298930997771,4cyclictest2298841-21kworker/u8:1+flush-179:007:20:001
2298926997764,9cyclictest2327761-21apt-get08:40:000
2298926997466,6cyclictest2379471-21latency_hist11:20:020
2298930997368,4cyclictest2361740-21kworker/u8:3+flush-179:011:04:551
2298930997265,5cyclictest2339343-21kworker/u8:0+flush-179:009:25:241
2298930996959,7cyclictest2329618-21latency_hist08:45:001
2298930996951,15cyclictest2382686-21kworker/u8:3+events_unbound12:30:191
2298930996857,8cyclictest2311839-21apt-get07:50:121
2298930996660,4cyclictest2364890-21kworker/u8:1+flush-179:010:40:151
2298930996455,7cyclictest2336030-21kworker/u8:2+events_unbound09:20:251
2298930996255,5cyclictest2308432-21kworker/u8:0+flush-179:007:40:241
2298926996256,4cyclictest2358745-21kworker/u8:0+events_unbound10:40:000
2298930996155,4cyclictest2331248-21kworker/u8:3+flush-179:008:50:241
2298930996051,6cyclictest266-21systemd-journal12:10:191
2298930996048,9cyclictest2358745-21kworker/u8:0+events_unbound10:35:251
2298930995951,5cyclictest2390833-21kworker/u8:2+flush-179:012:20:171
2298930995949,7cyclictest2389924-21kworker/u8:0+events_unbound11:55:241
2298930995947,7cyclictest2316398-21kworker/u8:3+flush-179:008:05:191
2298926995948,9cyclictest2395937-21apt-get12:10:120
2298930995855,1cyclictest2314777-21latency_hist08:00:011
2298930995852,4cyclictest2313407-21kworker/u8:1+flush-179:008:15:191
2298930995849,7cyclictest2316398-21kworker/u8:3+events_unbound08:10:031
2298930995849,7cyclictest2304876-21kworker/u8:2+events_unbound07:35:001
2298930995752,4cyclictest2331248-21kworker/u8:3+flush-179:009:30:241
2298930995749,6cyclictest2316398-21kworker/u8:3+flush-179:008:20:211
2298930995651,3cyclictest2353787-21kworker/u8:3+events_unbound10:00:181
2298930995650,5cyclictest2324065-21kworker/u8:0+flush-179:008:30:001
2298930995548,5cyclictest2300411-21latency_hist07:15:011
2298926995548,5cyclictest2331248-21kworker/u8:3+flush-179:009:35:000
2298930995447,5cyclictest2327742-21kworker/u8:1+events_unbound09:10:181
2298926995449,4cyclictest2331248-21kworker/u8:3+flush-179:008:55:260
2298926995449,4cyclictest2331248-21kworker/u8:3+flush-179:008:55:260
2298926995445,7cyclictest2335986-21latency_hist09:05:000
2298926995427,14cyclictest2363288-21cron10:30:010
2298930995350,2cyclictest0-21swapper/111:53:591
2298930995347,4cyclictest2316363-21latency_hist08:05:011
2298930995345,6cyclictest2401003-21diskstats12:25:181
2298930995345,5cyclictest2344232-21kworker/u8:1+flush-179:009:50:251
2298930995245,5cyclictest2363294-21latency_hist10:30:011
2298930995243,7cyclictest2360356-21/usr/sbin/munin10:20:231
2298926995244,5cyclictest2390833-21kworker/u8:2+flush-179:012:20:000
2298926995243,5cyclictest2364890-21kworker/u8:1+flush-179:010:50:230
2298930995143,6cyclictest2374949-21apt-get11:05:131
2298930995142,6cyclictest2339343-21kworker/u8:0+flush-179:009:40:241
229892699510,49cyclictest714-21Xorg10:20:590
229892699510,49cyclictest714-21Xorg07:24:590
229892699502,45cyclictest2389276-21apt11:50:000
229892699501,20cyclictest0-21swapper/007:50:140
2298930994945,3cyclictest2331248-21kworker/u8:3+flush-179:008:55:261
2298930994945,3cyclictest2331248-21kworker/u8:3+flush-179:008:55:251
4577091480,13ptp4l61490irq/134-eno1-TxRx-007:10:003
2298930994842,5cyclictest2390833-21kworker/u8:2+flush-179:012:00:241
2298930994842,4cyclictest2337572-21latency_hist09:10:011
2298930994838,7cyclictest2349010-21kworker/u8:2+flush-179:010:05:151
2298926994837,8cyclictest510-21rs:main0
229892699480,45cyclictest0-21swapper/008:50:130
2298930994737,7cyclictest266-21systemd-journal11:32:191
2298930994736,8cyclictest2294203-21kworker/u8:2+events_unbound07:20:151
2298930994643,2cyclictest0-21swapper/112:15:591
2298930994639,6cyclictest2358745-21kworker/u8:0+flush-179:010:50:171
2298930994635,8cyclictest2374728-21kworker/u8:2+events_unbound11:25:211
229892699461,41cyclictest2379726-21apt-get11:20:130
229892699461,41cyclictest0-21swapper/010:55:130
229892699461,41cyclictest0-21swapper/010:55:130
229892699460,44cyclictest2350570-21apt09:50:000
2298930994534,8cyclictest2298841-21kworker/u8:1+flush-179:007:25:231
2298926994541,3cyclictest2327742-21kworker/u8:1+flush-179:008:40:220
229892699450,41cyclictest0-21swapper/010:30:110
2298926994437,5cyclictest2349010-21kworker/u8:2+flush-179:010:19:590
2298930994338,4cyclictest2349010-21kworker/u8:2+flush-179:009:59:551
2298930994332,9cyclictest2368585-21apt-get10:45:121
2298930994332,6cyclictest0-21swapper/108:32:001
2298926994337,5cyclictest2313407-21kworker/u8:1+flush-179:007:55:260
229892699430,42cyclictest0-21swapper/009:09:590
2298930994239,2cyclictest271rcuc/110:30:591
2298930994236,4cyclictest2331216-21awk08:50:001
2298930994229,10cyclictest2387421-21latency_hist11:45:011
2298926994231,9cyclictest2352401-21apt-get09:55:110
229893599410,39cyclictest2352157-21turbostat09:55:003
2298930994136,4cyclictest2331248-21kworker/u8:3+flush-179:009:04:561
2298930994135,5cyclictest2374728-21kworker/u8:2+flush-179:011:35:241
2298926994124,16cyclictest0-21swapper/007:10:590
229892699410,28cyclictest2366722-21/usr/sbin/munin10:40:220
229893099403,31cyclictest2326421-21apt-get08:35:131
2298930994030,5cyclictest0-21swapper/110:15:591
2298926994035,3cyclictest714-21Xorg07:43:590
2298926994035,3cyclictest2316372-21perf08:05:000
2298926994035,3cyclictest2305233-21systemd-run07:30:000
229892699401,35cyclictest2389518-21apt-get11:50:140
2298932993935,2cyclictest0-21swapper/210:20:582
229893299380,35cyclictest0-21swapper/209:22:592
229892699389,19cyclictest266-21systemd-journal12:34:190
2298926993834,2cyclictest2308406-21sendmail07:40:000
2298926993826,10cyclictest2377914-21latency_hist11:15:010
229892699380,37cyclictest0-21swapper/010:00:590
229892699380,37cyclictest0-21swapper/007:46:590
229892699380,25cyclictest2320229-21grep08:15:130
229892699380,23cyclictest2391203-21cat11:55:130
2298935993734,2cyclictest0-21swapper/312:37:593
2298932993735,1cyclictest0-21swapper/209:09:582
2298932993734,2cyclictest0-21swapper/211:02:592
229893299370,35cyclictest0-21swapper/209:42:002
229893299370,35cyclictest0-21swapper/208:37:582
2298926993732,3cyclictest2374689-21cron11:04:590
2298926993730,5cyclictest2329857-21/usr/sbin/munin08:45:160
229892699370,36cyclictest0-21swapper/009:24:580
229892699370,22cyclictest2384210-21sshd11:31:200
229892699370,22cyclictest2306353-21/usr/sbin/munin07:30:230
2298935993633,2cyclictest0-21swapper/308:39:563
2298935993632,3cyclictest2382657-21turbostat11:29:593
2298935993630,5cyclictest2344207-21turbostat09:30:003
229893599360,35cyclictest0-21swapper/311:42:583
229893599360,35cyclictest0-21swapper/311:15:593
229893599360,35cyclictest0-21swapper/310:29:563
229893599360,35cyclictest0-21swapper/308:07:593
229893599360,35cyclictest0-21swapper/307:43:593
229893599360,1cyclictest0-21swapper/312:16:593
2298932993634,1cyclictest0-21swapper/208:14:592
2298932993633,2cyclictest0-21swapper/210:31:592
229893299360,1cyclictest0-21swapper/209:50:592
229892699361,32cyclictest2300669-21http07:15:130
2298935993533,1cyclictest0-21swapper/311:36:593
2298935993533,1cyclictest0-21swapper/307:34:553
229893599350,2cyclictest0-21swapper/311:46:593
229893599350,1cyclictest0-21swapper/310:04:563
2298932993533,1cyclictest0-21swapper/207:25:002
2298932993532,2cyclictest0-21swapper/211:50:592
2298932993532,2cyclictest0-21swapper/210:00:582
2298932993532,2cyclictest0-21swapper/208:43:592
2298930993532,2cyclictest0-21swapper/110:11:591
2298930993530,4cyclictest2374728-21kworker/u8:2+flush-179:011:20:161
229892699353,30cyclictest2318462-21apt-get08:10:130
2298926993532,2cyclictest0-21swapper/008:32:590
2298926993531,2cyclictest0-21swapper/011:36:590
2298926993518,14cyclictest2382641-21latency_hist11:30:000
2298935993431,2cyclictest0-21swapper/310:49:563
2298932993431,2cyclictest0-21swapper/211:23:002
229892699342,3cyclictest2374949-21apt-get11:05:130
229893599330,2cyclictest2360108-21turbostat10:19:593
229893599330,2cyclictest0-21swapper/311:20:133
229893599330,2cyclictest0-21swapper/310:30:113
2298932993330,2cyclictest0-21swapper/207:46:592
2298926993330,2cyclictest2322992-21munin-run08:25:000
2298926993325,5cyclictest0-21swapper/009:39:580
229892699331,21cyclictest266-21systemd-journal09:42:190
2298935993226,5cyclictest2392450-21turbostat12:00:003
2298930993227,4cyclictest2344232-21kworker/u8:1+flush-179:009:45:241
2298930993227,3cyclictest2405291-21sort12:40:001
229892699322,5cyclictest2357179-21apt-get10:10:120
2298926993219,12cyclictest714-21Xorg09:19:590
2298935993129,1cyclictest0-21swapper/308:17:593
2298935993125,4cyclictest2390857-21turbostat11:55:003
2298932993128,2cyclictest0-21swapper/212:17:002
2298932993128,2cyclictest0-21swapper/207:43:592
2298930993126,4cyclictest2426-10pipewire-media-12:05:231
2298930993126,3cyclictest0-21swapper/111:20:001
2298935993027,2cyclictest0-21swapper/309:59:583
2298935993026,2cyclictest0-21swapper/311:00:133
2298935993024,5cyclictest0-21swapper/308:50:133
229893599300,29cyclictest0-21swapper/309:10:513
2298932993028,1cyclictest0-21swapper/210:09:592
2298932993027,2cyclictest0-21swapper/210:29:562
2298932993027,2cyclictest0-21swapper/208:50:132
2298932993027,2cyclictest0-21swapper/208:07:592
2298932993026,2cyclictest0-21swapper/212:09:552
2298932993025,3cyclictest0-21swapper/209:45:142
229893299300,27cyclictest0-21swapper/207:58:592
2298926993026,3cyclictest2402048-21sh12:30:010
229892699300,28cyclictest714-21Xorg08:26:590
2298935992927,1cyclictest0-21swapper/311:07:593
2298935992927,1cyclictest0-21swapper/309:04:553
2298935992922,6cyclictest0-21swapper/309:19:593
229893599290,27cyclictest0-21swapper/309:30:133
229893599290,27cyclictest0-21swapper/307:35:123
229893599290,27cyclictest0-21swapper/307:25:153
229893599290,26cyclictest0-21swapper/309:35:123
2298932992926,2cyclictest0-21swapper/211:46:592
2298932992926,2cyclictest0-21swapper/211:42:582
2298932992926,2cyclictest0-21swapper/211:15:582
2298932992926,2cyclictest0-21swapper/209:55:142
2298932992926,2cyclictest0-21swapper/209:30:132
2298932992926,2cyclictest0-21swapper/208:00:122
229893299290,27cyclictest0-21swapper/211:10:132
229893299290,27cyclictest0-21swapper/211:05:132
229893299290,27cyclictest0-21swapper/209:10:502
229893299290,27cyclictest0-21swapper/208:45:122
229893299290,27cyclictest0-21swapper/207:10:132
2298926992925,3cyclictest2356928-21munin-plugin-st10:10:010
2298935992826,1cyclictest0-21swapper/308:00:123
2298935992825,2cyclictest0-21swapper/309:45:153
229893599280,27cyclictest0-21swapper/311:10:143
229893599280,26cyclictest0-21swapper/308:40:023
229893599280,26cyclictest0-21swapper/308:10:123
229893599280,1cyclictest0-21swapper/309:40:113
2298932992826,1cyclictest0-21swapper/207:40:002
2298932992825,2cyclictest0-21swapper/211:55:142
2298932992825,2cyclictest0-21swapper/210:20:002
2298932992825,2cyclictest0-21swapper/209:35:122
2298932992825,2cyclictest0-21swapper/207:25:152
229893299280,26cyclictest0-21swapper/212:37:592
229893299280,26cyclictest0-21swapper/208:25:122
229893299280,26cyclictest0-21swapper/207:15:122
229893299280,21cyclictest0-21swapper/211:30:132
229892699281,25cyclictest2393956-21grep12:00:260
229892699280,25cyclictest2400629-21ls12:25:010
4577091270,7ptp4l61490irq/134-eno1-TxRx-010:39:593
2298935992725,1cyclictest0-21swapper/308:45:123
2298935992725,1cyclictest0-21swapper/307:45:123
229893599270,1cyclictest0-21swapper/307:10:593
2298932992725,1cyclictest0-21swapper/209:25:122
2298932992724,2cyclictest0-21swapper/210:47:592
2298932992724,2cyclictest0-21swapper/208:32:592
2298932992724,2cyclictest0-21swapper/208:17:592
2298932992723,2cyclictest0-21swapper/211:37:002
229893299270,24cyclictest0-21swapper/212:24:552
229893299270,24cyclictest0-21swapper/209:17:592
4577091260,4ptp4l441ktimers/312:35:013
4577091260,4ptp4l441ktimers/312:10:013
4577091260,4ptp4l441ktimers/310:25:013
4577091260,4ptp4l441ktimers/309:00:013
4577091260,4ptp4l441ktimers/309:00:013
4577091260,4ptp4l441ktimers/308:24:563
2298935992624,1cyclictest0-21swapper/309:20:133
2298935992624,1cyclictest0-21swapper/309:08:593
2298935992623,2cyclictest0-21swapper/312:20:593
2298935992623,2cyclictest0-21swapper/307:21:123
2298935992623,2cyclictest0-21swapper/307:19:123
2298932992622,2cyclictest0-21swapper/207:34:552
229893299260,24cyclictest0-21swapper/210:55:002
4577091250,4ptp4l61490irq/134-eno1-TxRx-011:00:023
4577091250,4ptp4l61490irq/134-eno1-TxRx-011:00:013
4577091250,4ptp4l61490irq/134-eno1-TxRx-007:55:003
4577091250,4ptp4l441ktimers/312:30:003
4577091250,4ptp4l441ktimers/312:14:563
4577091250,4ptp4l441ktimers/310:09:563
2298935992519,5cyclictest2394060-21turbostat12:05:003
229893599250,24cyclictest0-21swapper/311:34:003
229893599250,24cyclictest0-21swapper/307:57:593
2298932992522,2cyclictest0-21swapper/211:26:592
229893299250,2cyclictest0-21swapper/210:10:132
229892699250,23cyclictest2298940-21cut07:10:010
4577091240,4ptp4l61490irq/134-eno1-TxRx-010:44:563
4577091240,4ptp4l61490irq/134-eno1-TxRx-010:14:553
4577091240,4ptp4l61490irq/134-eno1-TxRx-008:34:563
4577091240,4ptp4l61490irq/134-eno1-TxRx-008:30:013
2298935992422,2cyclictest0-21swapper/310:50:593
2298932991916,2cyclictest0-21swapper/210:55:592
2298932991916,2cyclictest0-21swapper/210:55:592
2298932991916,2cyclictest0-21swapper/209:04:562
2298932991916,2cyclictest0-21swapper/208:55:592
2298932991916,2cyclictest0-21swapper/208:55:592
2298932991815,2cyclictest0-21swapper/210:39:552
2298932991814,2cyclictest2394060-21turbostat12:05:002
2298932991614,1cyclictest0-21swapper/212:29:592
2298932991613,2cyclictest0-21swapper/212:32:592
2298932991613,2cyclictest0-21swapper/212:12:582
229893299139,2cyclictest0-21swapper/210:44:542
2298932991310,2cyclictest0-21swapper/207:50:592
229893099132,10cyclictest2299012-21cat07:10:021
229893299106,3cyclictest2323003-21turbostat08:25:002
22989329952,2cyclictest351rcuc/207:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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