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2026-01-27 - 14:20
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #e, slot #3

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8 
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Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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
Compare latency of primary with shadow system
Characteristics of the 376 highest latencies:
System rackeslot3s.osadl.org (updated Tue Jan 27, 2026 00:45:10)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
48768999702,49cyclictest12-21ksoftirqd/023:31:000
487696996923,12cyclictest1-21systemd23:20:012
48768999685,9cyclictest12-21ksoftirqd/023:45:020
48768999684,45cyclictest0-21swapper/021:45:140
487689996614,8cyclictest12-21ksoftirqd/021:44:590
487696996522,12cyclictest30-21ksoftirqd/222:58:302
487696996522,12cyclictest30-21ksoftirqd/222:58:302
487696996428,5cyclictest580578-21sh00:21:032
487689996416,8cyclictest12-21ksoftirqd/019:40:010
487689996411,16cyclictest561889-21sed23:40:020
487699996242,14cyclictest1-21systemd22:35:013
48769999622,41cyclictest493840-21diskmemload23:45:023
487689996222,11cyclictest12-21ksoftirqd/023:25:400
487689996212,7cyclictest12-21ksoftirqd/022:19:590
487696996024,11cyclictest30-21ksoftirqd/222:05:042
48769699601,12cyclictest525368-21sshd22:19:222
487689996016,8cyclictest12-21ksoftirqd/000:03:550
487689996016,7cyclictest12-21ksoftirqd/022:35:010
487689996014,8cyclictest12-21ksoftirqd/022:30:000
48769999597,6cyclictest131rcu_preempt21:40:013
48769999597,6cyclictest131rcu_preempt21:40:013
487696995924,9cyclictest30-21ksoftirqd/200:25:592
487689995941,14cyclictest1-21systemd21:20:000
487689995914,10cyclictest12-21ksoftirqd/021:52:550
48768999591,31cyclictest493840-21diskmemload21:21:500
487699995835,17cyclictest3467602-21systemd-journal19:55:013
487696995827,9cyclictest30-21ksoftirqd/222:45:012
48768999588,7cyclictest12-21ksoftirqd/021:12:080
48768999588,13cyclictest12-21ksoftirqd/021:35:010
487689995820,19cyclictest516592-21ssh22:00:020
487689995816,7cyclictest131rcu_preempt22:05:010
487689995813,9cyclictest12-21ksoftirqd/022:15:010
487689995745,8cyclictest16850irq/134-800000023:00:000
487689995745,8cyclictest16850irq/134-800000022:59:590
487689995726,4cyclictest0-21swapper/000:30:030
487689995715,9cyclictest0-21swapper/000:40:010
487689995715,10cyclictest0-21swapper/023:59:590
487689995715,10cyclictest0-21swapper/000:00:000
48768999571,27cyclictest12-21ksoftirqd/022:39:410
487689995712,6cyclictest12-21ksoftirqd/000:10:010
48769999566,47cyclictest493840-21diskmemload23:05:013
48769699562,9cyclictest568273-21modprobe23:54:212
48768999565,9cyclictest12-21ksoftirqd/000:11:490
48768999565,13cyclictest12-21ksoftirqd/022:41:100
48768999564,17cyclictest544970-21ssh23:02:440
487689995626,12cyclictest555095-21ssh23:25:030
487689995626,12cyclictest555095-21ssh23:25:030
48768999562,22cyclictest502625-21ssh21:29:120
487699995537,13cyclictest1-21systemd00:05:013
487699995510,6cyclictest131rcu_preempt23:38:583
487696995523,10cyclictest30-21ksoftirqd/222:47:202
48768999559,9cyclictest12-21ksoftirqd/023:50:380
48768999558,7cyclictest566218-21ssh23:50:010
487689995513,8cyclictest12-21ksoftirqd/023:10:010
487696995436,13cyclictest1-21systemd21:45:012
48768999549,9cyclictest12-21ksoftirqd/020:05:000
487689995446,5cyclictest151rcuc/019:29:210
487689995445,6cyclictest12-21ksoftirqd/020:58:220
48768999542,6cyclictest12-21ksoftirqd/000:16:550
487689995417,32cyclictest16850irq/134-800000022:54:130
487689995410,10cyclictest552718-21munin-run23:20:010
48769999539,6cyclictest131rcu_preempt22:05:013
48769499532,39cyclictest580025-21sh00:20:021
48769499531,4cyclictest131rcu_preempt23:25:021
48769499531,4cyclictest131rcu_preempt23:25:011
48768999536,11cyclictest12-21ksoftirqd/023:13:530
487689995321,3cyclictest0-21swapper/000:21:240
487689995317,32cyclictest492769-21sshd20:45:210
487699995211,5cyclictest131rcu_preempt00:18:323
487689995215,29cyclictest16850irq/134-800000022:49:180
487689995213,5cyclictest520439-21rm22:08:220
48769999519,6cyclictest131rcu_preempt21:50:263
48769999518,6cyclictest131rcu_preempt22:50:013
48769999513,11cyclictest37-21ksoftirqd/321:15:023
487694995135,12cyclictest1-21systemd22:20:011
487694995130,16cyclictest275-21dbus-daemon22:10:011
48768999516,10cyclictest12-21ksoftirqd/019:15:000
48768999515,8cyclictest12-21ksoftirqd/019:55:030
48768999515,10cyclictest12-21ksoftirqd/020:40:020
487689995125,3cyclictest0-21swapper/000:26:330
487699995022,11cyclictest37-21ksoftirqd/300:25:563
487699995013,6cyclictest131rcu_preempt23:35:023
487699995011,7cyclictest131rcu_preempt23:20:003
487699995011,6cyclictest131rcu_preempt00:09:483
487699995011,18cyclictest131rcu_preempt00:00:023
487699995011,18cyclictest131rcu_preempt00:00:013
48768999507,34cyclictest3467602-21systemd-journal21:40:010
48768999507,34cyclictest3467602-21systemd-journal21:40:010
48768999506,12cyclictest12-21ksoftirqd/022:24:340
48768999503,10cyclictest12-21ksoftirqd/019:20:020
48769999497,7cyclictest37-21ksoftirqd/319:20:013
48769999497,11cyclictest37-21ksoftirqd/322:45:013
48769999495,6cyclictest131rcu_preempt21:10:013
48769999495,5cyclictest131rcu_preempt22:59:503
48769999495,5cyclictest131rcu_preempt22:59:493
48769999494,5cyclictest131rcu_preempt22:39:143
487699994941,5cyclictest37-21ksoftirqd/323:51:323
48769999492,9cyclictest37-21ksoftirqd/321:40:573
48769999492,10cyclictest37-21ksoftirqd/320:45:003
487699994913,5cyclictest131rcu_preempt20:30:003
487694994938,8cyclictest493315-21systemctl21:00:001
48768999497,15cyclictest0-21swapper/020:26:050
48768999496,11cyclictest12-21ksoftirqd/020:20:010
48769999486,5cyclictest0-21swapper/322:52:523
487699994811,6cyclictest131rcu_preempt21:24:593
487699994811,5cyclictest131rcu_preempt22:07:223
487694994835,10cyclictest565200-21sshd23:47:201
487694994833,11cyclictest3467602-21systemd-journal21:55:221
48768999485,6cyclictest490991-21systemd-run20:15:010
48768999485,6cyclictest490991-21systemd-run20:15:000
487689994833,10cyclictest12-21ksoftirqd/020:10:020
487689994816,29cyclictest491992-21kworker/u8:020:54:200
48769999474,4cyclictest0-21swapper/323:20:053
48769999474,4cyclictest0-21swapper/323:20:053
487699994731,12cyclictest37-21ksoftirqd/319:50:003
487699994717,5cyclictest131rcu_preempt23:14:143
487699994713,6cyclictest131rcu_preempt21:05:023
487699994713,6cyclictest131rcu_preempt21:05:023
487699994710,6cyclictest131rcu_preempt20:55:003
487694994729,14cyclictest490188-21cron20:00:011
487689994731,12cyclictest494034-21date21:10:020
48769999469,6cyclictest131rcu_preempt22:22:003
48769999466,6cyclictest131rcu_preempt23:45:033
487699994635,8cyclictest37-21ksoftirqd/300:20:433
487699994633,10cyclictest490208-21run-parts20:00:003
48769999462,7cyclictest37-21ksoftirqd/320:05:023
487699994613,10cyclictest131rcu_preempt21:19:213
487699994611,7cyclictest131rcu_preempt00:39:593
48769999461,10cyclictest504312-21ssh21:32:533
487694994636,6cyclictest511974-21munin-run21:50:001
487694994631,11cyclictest275-21dbus-daemon22:40:011
48769499462,3cyclictest131rcu_preempt22:59:151
48769499462,3cyclictest131rcu_preempt22:59:141
487694994619,5cyclictest23-21ksoftirqd/100:00:021
487694994619,5cyclictest23-21ksoftirqd/100:00:021
48769999456,6cyclictest131rcu_preempt00:11:533
48769999455,5cyclictest131rcu_preempt22:18:423
487699994534,8cyclictest37-21ksoftirqd/321:59:543
487699994512,5cyclictest131rcu_preempt22:29:313
487696994529,12cyclictest490188-21cron20:00:012
487696994529,11cyclictest3467602-21systemd-journal21:10:002
487696994528,11cyclictest275-21dbus-daemon21:15:012
48769499455,4cyclictest131rcu_preempt22:41:081
48768999454,7cyclictest12-21ksoftirqd/019:45:010
48768999453,8cyclictest12-21ksoftirqd/019:50:000
487699994432,8cyclictest37-21ksoftirqd/321:26:203
48769999442,5cyclictest0-21swapper/322:11:353
48769999441,6cyclictest131rcu_preempt00:35:023
487699994416,18cyclictest131rcu_preempt23:26:583
487696994426,14cyclictest275-21dbus-daemon21:55:012
48769499444,3cyclictest131rcu_preempt21:30:261
487694994428,12cyclictest3467602-21systemd-journal20:45:011
48768999444,9cyclictest1-21systemd20:25:010
48769999438,6cyclictest131rcu_preempt19:40:583
48769999431,4cyclictest131rcu_preempt23:08:413
487699994312,9cyclictest131rcu_preempt20:40:003
487699994310,6cyclictest131rcu_preempt21:45:523
487696994327,13cyclictest498409-21systemctl21:20:002
487696994326,13cyclictest588967-21systemctl00:40:002
487696994326,13cyclictest275-21dbus-daemon23:35:012
48769499432,3cyclictest131rcu_preempt00:35:001
487694994321,14cyclictest3467602-21systemd-journal19:20:011
48769499431,4cyclictest131rcu_preempt22:24:001
48769999428,6cyclictest131rcu_preempt20:50:013
487699994229,9cyclictest37-21ksoftirqd/320:20:013
48769999421,7cyclictest0-21swapper/320:32:193
48769699422,6cyclictest502975-21munin-run21:30:002
48769699422,5cyclictest131rcu_preempt00:00:022
48769699422,5cyclictest131rcu_preempt00:00:022
48769499426,28cyclictest493058-21cut20:55:001
487694994230,10cyclictest231ksoftirqd/121:30:021
487694994229,7cyclictest309-21in:imuxsock21:55:011
487694994224,14cyclictest3467602-21systemd-journal23:35:001
487694994224,13cyclictest275-21dbus-daemon19:15:011
48769499421,3cyclictest131rcu_preempt22:34:331
48768999426,8cyclictest12-21ksoftirqd/019:34:590
487699994112,6cyclictest131rcu_preempt19:30:003
487699994110,6cyclictest131rcu_preempt19:40:013
487696994127,11cyclictest3467602-21systemd-journal19:39:212
487696994127,11cyclictest30-21ksoftirqd/223:27:342
487696994126,11cyclictest3467602-21systemd-journal21:50:022
487696994123,16cyclictest30-21ksoftirqd/222:36:582
48769699412,20cyclictest0-21swapper/222:30:012
48769699411,8cyclictest0-21swapper/222:14:372
48769699411,5cyclictest0-21swapper/200:10:292
487696994110,6cyclictest131rcu_preempt19:53:212
487694994126,10cyclictest309-21in:imuxsock20:35:001
487694994125,12cyclictest3467602-21systemd-journal00:24:591
487694994124,12cyclictest3467602-21systemd-journal20:25:001
487694994122,14cyclictest275-21dbus-daemon00:40:011
48769499411,3cyclictest131rcu_preempt21:43:131
48769999407,6cyclictest131rcu_preempt19:25:013
48769999407,6cyclictest131rcu_preempt19:25:003
48769999403,6cyclictest131rcu_preempt20:56:213
487699994023,13cyclictest1-21systemd20:10:013
487696994032,6cyclictest30-21ksoftirqd/222:05:032
487696994030,6cyclictest488666-21munin-plugin-st19:29:592
487696994028,10cyclictest30-21ksoftirqd/223:48:392
48769699401,5cyclictest131rcu_preempt20:34:592
48769499403,3cyclictest131rcu_preempt23:18:241
487694994027,10cyclictest23-21ksoftirqd/123:08:161
487694994025,11cyclictest1-21systemd21:05:011
487694994025,11cyclictest1-21systemd21:05:001
48769499401,3cyclictest131rcu_preempt23:54:471
48769499401,3cyclictest131rcu_preempt23:03:411
48769499401,3cyclictest131rcu_preempt22:28:581
487689994033,4cyclictest16950irq/224-800000020:31:210
487689994025,11cyclictest3467602-21systemd-journal20:42:190
487689994016,17cyclictest275-21dbus-daemon21:05:010
487689994016,17cyclictest275-21dbus-daemon21:05:010
487699993911,5cyclictest131rcu_preempt19:35:003
487699993910,5cyclictest131rcu_preempt20:11:223
487699993910,5cyclictest131rcu_preempt20:11:213
487696993931,5cyclictest577596-21sh00:15:022
487696993930,5cyclictest493840-21diskmemload22:30:122
487696993929,7cyclictest492780-21sshd20:47:222
487696993925,11cyclictest491697-21wc20:25:012
487696993925,11cyclictest30-21ksoftirqd/222:23:212
487696993921,12cyclictest0-21swapper/223:40:002
487694993927,7cyclictest309-21in:imuxsock20:20:011
487694993927,10cyclictest23-21ksoftirqd/100:08:121
487694993926,7cyclictest584424-21latency_hist00:30:031
487694993925,10cyclictest23-21ksoftirqd/121:40:001
487694993925,10cyclictest23-21ksoftirqd/121:39:591
487694993925,10cyclictest23-21ksoftirqd/119:40:011
48769499392,3cyclictest131rcu_preempt21:11:381
48768999391,9cyclictest487621-21latency_hist19:10:010
48768999391,9cyclictest487621-21latency_hist19:10:000
48769999387,6cyclictest131rcu_preempt19:15:003
487696993829,7cyclictest30-21ksoftirqd/220:15:012
487696993829,7cyclictest30-21ksoftirqd/220:15:012
487696993828,6cyclictest488403-21cron19:25:012
487696993828,6cyclictest488403-21cron19:25:002
487696993827,9cyclictest30-21ksoftirqd/219:20:012
48769699382,4cyclictest131rcu_preempt22:52:362
487696993824,10cyclictest30-21ksoftirqd/221:55:202
487696993821,12cyclictest275-21dbus-daemon23:45:002
48769499383,8cyclictest0-21swapper/121:19:591
48769499383,3cyclictest131rcu_preempt22:04:371
487694993826,10cyclictest23-21ksoftirqd/123:37:321
487694993822,12cyclictest275-21dbus-daemon22:55:011
48769499381,3cyclictest131rcu_preempt22:14:301
48768999383,5cyclictest309-21in:imuxsock20:00:000
487696993727,7cyclictest30-21ksoftirqd/223:00:162
487696993727,6cyclictest507644-21cat21:40:032
487696993727,6cyclictest507644-21cat21:40:022
487696993723,11cyclictest30-21ksoftirqd/200:00:052
487696993721,12cyclictest275-21dbus-daemon21:25:012
487694993726,9cyclictest23-21ksoftirqd/119:55:001
487694993725,9cyclictest571191-21sshd00:00:211
487694993725,10cyclictest23-21ksoftirqd/123:25:371
487694993722,12cyclictest23-21ksoftirqd/123:12:541
487694993720,12cyclictest3467602-21systemd-journal20:05:011
487699993622,10cyclictest37-21ksoftirqd/320:25:003
487696993627,7cyclictest30-21ksoftirqd/200:31:542
487696993626,8cyclictest30-21ksoftirqd/223:08:002
48769699362,3cyclictest131rcu_preempt19:15:022
487696993623,9cyclictest30-21ksoftirqd/221:31:502
487696993622,9cyclictest30-21ksoftirqd/220:55:022
487696993622,10cyclictest30-21ksoftirqd/219:45:032
487696993621,10cyclictest309-21in:imuxsock23:25:012
487696993621,10cyclictest309-21in:imuxsock23:25:012
487694993628,5cyclictest575805-21sh00:10:361
487694993624,8cyclictest23-21ksoftirqd/119:10:011
487694993623,10cyclictest23-21ksoftirqd/119:35:021
487694993622,10cyclictest564072-21sed23:45:021
487694993620,13cyclictest23-21ksoftirqd/122:45:531
487689993625,8cyclictest488388-21sshd19:21:210
487689993625,8cyclictest488388-21sshd19:21:200
487696993528,4cyclictest575086-21sh00:09:262
487696993525,8cyclictest30-21ksoftirqd/223:13:482
487696993524,9cyclictest30-21ksoftirqd/220:05:022
48769499354,5cyclictest131rcu_preempt20:50:011
487694993522,9cyclictest275-21dbus-daemon21:10:001
487694993521,11cyclictest23-21ksoftirqd/120:15:031
487694993521,11cyclictest23-21ksoftirqd/120:15:021
487694993511,15cyclictest500712-21modprobe21:25:001
487696993427,5cyclictest491769-21latency_hist20:30:012
487696993426,5cyclictest274-21cron19:50:002
48769699342,3cyclictest131rcu_preempt19:10:022
48769699342,3cyclictest131rcu_preempt19:10:012
487696993420,11cyclictest491252-21systemctl20:20:002
487696993418,12cyclictest275-21dbus-daemon21:00:002
48769499347,5cyclictest131rcu_preempt19:22:211
48769499347,5cyclictest131rcu_preempt19:22:201
48769499344,7cyclictest131rcu_preempt19:45:001
48769499343,3cyclictest131rcu_preempt20:30:001
487696993321,9cyclictest30-21ksoftirqd/220:40:022
48769699331,3cyclictest131rcu_preempt20:05:002
487694993325,5cyclictest488664-21latency_hist19:30:001
487694993322,8cyclictest489662-21sshd19:45:211
487696993219,9cyclictest30-21ksoftirqd/221:00:032
487696993219,9cyclictest30-21ksoftirqd/221:00:022
487696993218,9cyclictest1-21systemd19:35:022
487694993223,6cyclictest490792-21grep20:10:011
487694993119,7cyclictest309-21in:imuxsock20:40:001
487696993017,10cyclictest3467602-21systemd-journal20:40:022
487699992920,7cyclictest37-21ksoftirqd/319:10:023
487699992920,7cyclictest37-21ksoftirqd/319:10:013
487694992720,4cyclictest487621-21latency_hist19:10:021
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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