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2026-03-01 - 12:33
[ 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 Sun Mar 01, 2026 00:44:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2354937991021,95cyclictest2426790-21cups-browsed00:00:010
23549379910190,9cyclictest2361793-21kworker/u8:0+flush-179:020:25:000
23549379910190,9cyclictest2361793-21kworker/u8:0+flush-179:020:25:000
2354937999884,11cyclictest266-21systemd-journal00:25:000
2354938999574,19cyclictest2392126-21kworker/u8:1+flush-179:022:30:001
2354937998579,4cyclictest2378519-21kworker/u8:3+flush-179:021:50:220
2354938998370,11cyclictest2361235-21apt-get19:55:001
2354937997973,4cyclictest2361209-21kworker/u8:1+events_unbound20:00:240
2354937997970,7cyclictest2394647-21latency_hist22:20:020
2354938997768,5cyclictest2361793-21kworker/u8:0+flush-179:020:20:001
2354938997764,11cyclictest2396241-21latency_hist22:25:011
2354937997769,6cyclictest2428380-21kworker/u8:3+flush-179:000:40:000
2354938997667,7cyclictest2417416-21/usr/sbin/munin23:30:231
2354937997669,5cyclictest2372141-21kworker/u8:0+flush-179:021:30:010
2354938997466,5cyclictest2345726-21kworker/u8:2+events_unbound19:20:001
2354937997468,4cyclictest2428380-21kworker/u8:3+events_unbound00:35:000
2354937997468,4cyclictest2420405-21kworker/u8:2+events_unbound00:04:010
2354937997267,3cyclictest2418765-21latency_hist23:35:010
2354937997262,7cyclictest2392126-21kworker/u8:1+flush-179:023:05:260
235493799720,68cyclictest1-21systemd23:30:010
2354937997065,4cyclictest2373931-21kworker/u8:2+events_unbound21:40:020
2354937997065,4cyclictest2373931-21kworker/u8:2+events_unbound21:40:010
2354937996960,6cyclictest2365604-21grep20:20:010
2354938996757,7cyclictest2376889-21latency_hist21:25:011
2354938996756,9cyclictest2426744-40mandb00:00:021
2354938996456,5cyclictest2345726-21kworker/u8:2+events_unbound19:40:001
2354937996450,12cyclictest266-21systemd-journal22:25:000
235493799640,1cyclictest0-21swapper/021:15:590
2354938996355,6cyclictest2406034-21latency_hist22:55:001
2354938996353,7cyclictest2361793-21kworker/u8:0+flush-179:020:10:001
2354937996357,5cyclictest2361793-21kworker/u8:0+flush-179:020:35:000
2354937996354,6cyclictest2407623-21latency_hist23:00:000
2354938996256,4cyclictest2397204-21kworker/u8:0+flush-179:022:40:001
2354937996253,6cyclictest2436339-21latency_hist00:30:010
2354938996153,5cyclictest2370218-21kworker/u8:0+flush-179:021:00:001
2354937996156,3cyclictest2372141-21kworker/u8:0+flush-179:021:10:110
2354937996155,4cyclictest2420405-21kworker/u8:2+flush-179:023:45:200
4577091600,13ptp4l441ktimers/319:10:013
2354938996050,8cyclictest2403120-21apt-get22:45:141
235493899602,40cyclictest1-21systemd22:14:311
2354937996053,5cyclictest2420405-21kworker/u8:2+events_unbound00:10:000
2354937996050,8cyclictest510-21rs:main0
2354938995952,5cyclictest714-21Xorg19:42:591
2354938995949,7cyclictest2366038-21kworker/u8:2+events_unbound20:40:011
2354937995852,4cyclictest2357287-21kworker/u8:0+flush-179:019:45:200
2354937995847,8cyclictest2413988-21latency_hist23:20:000
2354938995740,4cyclictest2425161-21kworker/u8:1+events_unbound00:10:251
2354937995751,4cyclictest2406012-21kworker/u8:2+flush-179:023:00:150
2354938995647,7cyclictest2406012-21kworker/u8:2+flush-179:023:05:011
2354938995539,14cyclictest2407625-21apt22:59:591
2354937995550,4cyclictest2378519-21kworker/u8:3+flush-179:022:06:290
2354937995546,7cyclictest2373931-21kworker/u8:2+flush-179:021:40:210
2354938995449,3cyclictest2420405-21kworker/u8:2+flush-179:023:50:251
2354938995444,7cyclictest2421956-21latency_hist23:45:001
2354937995449,4cyclictest2392126-21kworker/u8:1+flush-179:022:30:170
2354937995448,4cyclictest2392126-21kworker/u8:1+flush-179:022:50:240
2354938995346,5cyclictest266-21systemd-journal00:18:291
2354938995346,5cyclictest2425161-21kworker/u8:1+flush-179:000:10:001
2354938995345,6cyclictest2367587-21latency_hist20:35:001
2354938995241,8cyclictest2365436-21kworker/u8:1+flush-179:021:10:161
2354937995245,4cyclictest2365436-21kworker/u8:1+events_unbound20:55:000
2354937995146,4cyclictest2392126-21kworker/u8:1+flush-179:023:13:300
2354937995144,4cyclictest2420405-21kworker/u8:2+flush-179:023:50:240
2354938995045,4cyclictest2372141-21kworker/u8:0+flush-179:021:19:301
2354937995046,3cyclictest2345726-21kworker/u8:2+flush-179:019:39:300
2354937995045,3cyclictest2373931-21kworker/u8:2+flush-179:021:30:020
2354937995044,4cyclictest2397204-21kworker/u8:0+flush-179:022:40:230
2354937995043,4cyclictest2345726-21kworker/u8:2+flush-179:019:15:010
2354937995041,6cyclictest2433155-21latency_hist00:20:010
2354937995040,7cyclictest2370497-21/usr/sbin/munin21:00:170
235493799501,47cyclictest2367909-21munin-run20:40:010
2354938994940,7cyclictest2434754-21latency_hist00:25:011
2354937994943,5cyclictest2425161-21kworker/u8:1+flush-179:000:10:210
2354937994942,5cyclictest2359147-21kworker/u8:3+events_unbound19:45:000
2354938994840,6cyclictest2354879-21kworker/u8:1+flush-179:019:35:011
2354938994741,4cyclictest266-21systemd-journal19:27:171
2354937994740,5cyclictest2398131-21kworker/u8:2+events_unbound22:45:180
2354937994737,7cyclictest2365436-21kworker/u8:1+events_unbound20:45:190
2354938994639,5cyclictest2373931-21kworker/u8:2+flush-179:021:40:211
2354937994642,3cyclictest2415575-21kworker/u8:0+flush-179:023:39:550
2354937994642,3cyclictest2415575-21kworker/u8:0+flush-179:023:39:550
2354937994642,3cyclictest2385080-21kworker/u8:0+flush-179:022:02:300
2354937994538,6cyclictest2392126-21kworker/u8:1+flush-179:022:35:170
2354938994440,3cyclictest2378519-21kworker/u8:3+events_unbound21:45:221
2354937994439,4cyclictest2371868-21kworker/u8:3+flush-179:021:09:560
2354937994435,8cyclictest2361235-21apt-get19:55:030
2354937994434,6cyclictest0-21swapper/023:42:590
235494499430,1cyclictest0-21swapper/300:11:583
2354938994338,4cyclictest2385080-21kworker/u8:0+events_unbound22:00:241
2354938994335,6cyclictest2345726-21kworker/u8:2+flush-179:020:00:011
235493899433,39cyclictest0-21swapper/120:03:591
2354938994236,4cyclictest2385080-21kworker/u8:0+flush-179:022:00:001
2354938994236,4cyclictest2378519-21kworker/u8:3+flush-179:022:10:011
2354938994233,7cyclictest266-21systemd-journal20:22:291
2354938994233,7cyclictest266-21systemd-journal20:22:291
2354938994230,9cyclictest2401536-21apt-get22:40:111
2354937994237,4cyclictest2373931-21kworker/u8:2+flush-179:021:20:150
2354937994233,6cyclictest2345726-21kworker/u8:2+events_unbound19:30:200
2354937994231,7cyclictest2386938-21apt-get21:55:130
4577091410,5ptp4l431rcuc/321:25:003
235494099410,39cyclictest0-21swapper/221:13:002
2354938994135,4cyclictest2428380-21kworker/u8:3+flush-179:000:30:221
2354938994134,5cyclictest2415575-21kworker/u8:0+flush-179:023:25:011
2354938994133,6cyclictest266-21systemd-journal00:00:021
2354938994122,18cyclictest0-21swapper/121:35:011
2354937994135,4cyclictest2363845-21kworker/u8:2+events_unbound20:15:010
235493799411,38cyclictest2361229-21perf19:55:000
2354944994038,1cyclictest0-21swapper/322:09:593
2354944994033,6cyclictest0-21swapper/323:12:003
2354937994035,4cyclictest2378519-21kworker/u8:3+flush-179:022:14:550
2354937994035,3cyclictest2365436-21kworker/u8:1+flush-179:020:55:290
2354937994032,6cyclictest2378519-21kworker/u8:3+events_unbound21:45:130
235493799400,37cyclictest0-21swapper/019:20:590
235494499390,38cyclictest2367605-21turbostat20:35:003
2354940993936,2cyclictest0-21swapper/222:19:542
2354938993934,3cyclictest2363845-21kworker/u8:2+flush-179:020:15:001
2354940993835,2cyclictest0-21swapper/223:43:582
235494099380,36cyclictest0-21swapper/220:34:552
235494099380,35cyclictest0-21swapper/222:01:592
2354938993834,3cyclictest2428380-21kworker/u8:3+flush-179:000:25:241
2354938993833,3cyclictest714-21Xorg23:27:581
2354938993826,10cyclictest266-21systemd-journal19:15:001
235493799380,2cyclictest714-21Xorg19:12:590
2354940993734,2cyclictest0-21swapper/221:40:012
2354940993734,2cyclictest0-21swapper/221:40:002
2354940993734,2cyclictest0-21swapper/219:31:592
235494099370,35cyclictest0-21swapper/221:24:592
235494099370,35cyclictest0-21swapper/220:55:592
235494099370,35cyclictest0-21swapper/219:55:592
235493899370,1cyclictest0-21swapper/120:49:561
2354944993634,1cyclictest0-21swapper/323:45:593
2354944993634,1cyclictest0-21swapper/323:26:003
235494499360,3cyclictest2415597-21turbostat23:25:003
235494499360,35cyclictest0-21swapper/323:54:593
235494499360,35cyclictest0-21swapper/323:04:543
2354940993633,2cyclictest0-21swapper/222:37:592
2354940993633,2cyclictest0-21swapper/222:12:592
235494099360,1cyclictest0-21swapper/221:30:002
2354938993633,2cyclictest0-21swapper/120:54:581
2354938993631,4cyclictest2378506-21systemd-run21:30:001
2354938993629,5cyclictest2365436-21kworker/u8:1+events_unbound20:45:011
2354938993622,3cyclictest2345726-21kworker/u8:2+events_unbound19:50:011
2354937993632,3cyclictest714-21Xorg20:27:590
2354937993632,3cyclictest2365436-21kworker/u8:1+flush-179:020:44:300
2354944993533,1cyclictest0-21swapper/320:21:593
2354944993533,1cyclictest0-21swapper/320:21:583
235494499350,1cyclictest0-21swapper/322:49:553
2354940993533,1cyclictest0-21swapper/223:20:002
2354940993532,2cyclictest0-21swapper/223:24:542
2354940993532,2cyclictest0-21swapper/221:41:002
2354940993532,2cyclictest0-21swapper/219:40:592
2354940993532,2cyclictest0-21swapper/200:38:592
2354940993532,2cyclictest0-21swapper/200:25:592
235494099350,1cyclictest0-21swapper/223:35:002
235494099350,1cyclictest0-21swapper/219:45:592
235494099350,1cyclictest0-21swapper/219:26:592
2354938993530,4cyclictest2399683-21/usr/sbin/munin22:35:011
2354938993530,4cyclictest2392126-21kworker/u8:1+events_unbound23:15:221
235493899352,5cyclictest2422213-21apt-get23:45:121
2354937993528,5cyclictest2363618-21cut20:09:590
2354944993432,1cyclictest0-21swapper/321:33:593
235494499340,1cyclictest0-21swapper/321:25:133
2354940993432,1cyclictest0-21swapper/200:14:592
2354940993431,2cyclictest0-21swapper/222:59:552
2354938993431,2cyclictest0-21swapper/120:26:591
2354938993430,3cyclictest2386720-21systemd-run21:55:011
2354944993331,1cyclictest0-21swapper/321:16:583
2354944993331,1cyclictest0-21swapper/320:12:593
2354944993331,1cyclictest0-21swapper/319:35:593
235494499330,3cyclictest2373703-21turbostat21:15:013
2354940993330,2cyclictest0-21swapper/223:12:582
2354940993330,2cyclictest0-21swapper/222:45:012
2354938993330,2cyclictest0-21swapper/121:09:591
2354938993328,4cyclictest2415575-21kworker/u8:0+events_unbound23:35:251
2354938993328,4cyclictest2415575-21kworker/u8:0+events_unbound23:35:241
2354937993329,2cyclictest714-21Xorg23:24:590
2354944993230,1cyclictest0-21swapper/320:37:593
2354944993230,1cyclictest0-21swapper/319:59:593
2354944993226,5cyclictest0-21swapper/323:30:143
2354940993230,1cyclictest0-21swapper/222:25:002
2354940993230,1cyclictest0-21swapper/221:20:002
2354940993228,2cyclictest0-21swapper/221:06:592
235494099320,30cyclictest0-21swapper/223:27:582
2354938993226,4cyclictest2439797-21latency_hist00:40:011
2354938993222,8cyclictest2371835-21kworker/u8:2+flush-179:021:05:001
235493899321,30cyclictest2393303-21apt-get22:15:131
235493899321,29cyclictest2409484-21apt-get23:05:171
2354944993129,1cyclictest0-21swapper/319:53:593
2354944993129,1cyclictest0-21swapper/319:42:593
2354944993129,1cyclictest0-21swapper/319:21:593
2354944993125,5cyclictest0-21swapper/322:15:143
2354944993124,6cyclictest0-21swapper/320:54:593
2354940993129,1cyclictest0-21swapper/220:19:592
2354940993128,2cyclictest0-21swapper/221:01:592
2354940993127,2cyclictest0-21swapper/220:00:592
235493899310,30cyclictest0-21swapper/119:24:551
2354937993127,3cyclictest714-21Xorg19:26:590
2354944993028,1cyclictest0-21swapper/322:39:563
2354944993028,1cyclictest0-21swapper/320:56:583
2354944993028,1cyclictest0-21swapper/300:27:593
2354944993027,2cyclictest0-21swapper/322:40:123
2354944993027,2cyclictest0-21swapper/322:25:123
235494499300,29cyclictest0-21swapper/320:45:153
2354940993027,2cyclictest0-21swapper/221:49:552
2354940993027,2cyclictest0-21swapper/219:15:592
2354940993027,2cyclictest0-21swapper/200:00:122
2354940993026,2cyclictest0-21swapper/220:53:592
235494099300,29cyclictest0-21swapper/221:55:122
4577091290,7ptp4l441ktimers/322:04:563
2354944992927,1cyclictest0-21swapper/323:05:153
2354944992927,1cyclictest0-21swapper/322:20:163
2354944992927,1cyclictest0-21swapper/320:45:003
2354944992927,1cyclictest0-21swapper/319:12:593
235494499290,28cyclictest0-21swapper/319:30:143
235494499290,28cyclictest0-21swapper/300:07:593
235494499290,27cyclictest0-21swapper/300:30:023
2354940992926,2cyclictest0-21swapper/223:35:152
2354940992926,2cyclictest0-21swapper/223:35:142
2354940992926,2cyclictest0-21swapper/223:06:592
2354940992926,2cyclictest0-21swapper/222:25:032
2354940992926,2cyclictest0-21swapper/220:20:592
2354940992926,2cyclictest0-21swapper/220:20:592
235494099290,27cyclictest0-21swapper/221:30:122
235494099290,27cyclictest0-21swapper/200:30:032
4577091280,7ptp4l61490irq/134-eno1-TxRx-021:55:003
4577091280,7ptp4l61490irq/134-eno1-TxRx-021:45:013
4577091280,6ptp4l441ktimers/321:50:003
4577091280,6ptp4l441ktimers/300:04:573
2354944992826,1cyclictest0-21swapper/300:35:593
235494499280,27cyclictest0-21swapper/323:57:583
235494499280,26cyclictest0-21swapper/320:15:163
2354940992825,2cyclictest0-21swapper/223:50:592
2354940992825,2cyclictest0-21swapper/222:30:122
2354940992825,2cyclictest0-21swapper/200:09:002
235494099280,2cyclictest0-21swapper/222:50:122
235494099280,26cyclictest0-21swapper/219:35:592
4577091270,7ptp4l441ktimers/322:55:003
4577091270,6ptp4l441ktimers/322:34:563
4577091270,6ptp4l441ktimers/321:59:563
4577091270,6ptp4l441ktimers/320:30:003
4577091270,6ptp4l441ktimers/319:50:013
2354944992725,1cyclictest0-21swapper/323:15:113
2354944992725,1cyclictest0-21swapper/300:15:593
2354944992724,2cyclictest0-21swapper/322:57:003
2354940992724,2cyclictest0-21swapper/222:09:002
2354940992724,2cyclictest0-21swapper/220:44:002
235494099270,24cyclictest0-21swapper/220:29:592
4577091260,5ptp4l441ktimers/323:44:573
4577091260,5ptp4l441ktimers/323:39:563
4577091260,5ptp4l441ktimers/323:39:563
4577091260,5ptp4l441ktimers/321:09:563
2354944992624,1cyclictest0-21swapper/322:14:003
2354944992624,1cyclictest0-21swapper/321:04:553
235494499260,2cyclictest0-21swapper/300:21:003
235494499260,19cyclictest0-21swapper/321:36:593
235494499260,19cyclictest0-21swapper/321:36:583
2354940992623,2cyclictest0-21swapper/222:46:582
2354940992623,2cyclictest0-21swapper/220:45:592
235494099260,24cyclictest0-21swapper/219:23:592
2354938992623,2cyclictest0-21swapper/121:36:591
2354938992623,2cyclictest0-21swapper/121:36:591
4577091250,5ptp4l61490irq/134-eno1-TxRx-020:09:553
4577091250,5ptp4l441ktimers/319:19:553
4577091250,4ptp4l61490irq/134-eno1-TxRx-020:04:563
235494499250,24cyclictest2357252-21turbostat19:30:003
2354940992522,2cyclictest0-21swapper/221:50:582
2354940992522,2cyclictest0-21swapper/220:14:552
2354940992521,2cyclictest0-21swapper/219:10:052
2354938992520,4cyclictest2426-10pipewire-media-23:10:201
2354940992421,2cyclictest0-21swapper/223:49:592
2354940992421,2cyclictest0-21swapper/223:00:592
2354940992421,2cyclictest0-21swapper/200:15:122
231999240,14rtkit-daemon495-21gpm19:08:401
2354940992321,1cyclictest0-21swapper/220:39:592
2354940992219,2cyclictest0-21swapper/200:21:592
2354937991712,4cyclictest2354879-21kworker/u8:1+events_unbound19:10:020
2354940991613,2cyclictest0-21swapper/220:07:592
2354940991310,2cyclictest0-21swapper/223:57:582
2354940991310,2cyclictest0-21swapper/219:54:592
23549409930,2cyclictest0-21swapper/219:10:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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