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2026-02-08 - 12:23
[ 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 Sun Feb 08, 2026 00:45:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
424189912327,8cyclictest37-21ksoftirqd/322:40:023
424189910757,34cyclictest0-21swapper/323:55:023
4240799702,39cyclictest131rcu_preempt00:39:470
4240799702,39cyclictest131rcu_preempt00:39:460
42407996524,36cyclictest16850irq/134-800000021:40:020
42414996236,5cyclictest46773-21kworker/2:122:00:072
4240799606,4cyclictest131rcu_preempt21:56:130
42407995831,12cyclictest92218-21ssh22:45:490
4241899577,6cyclictest131rcu_preempt22:45:533
42418995738,10cyclictest1-21systemd00:00:003
42418995712,9cyclictest131rcu_preempt22:55:003
42414995745,7cyclictest46522-21kworker/2:023:12:152
4240799574,36cyclictest131rcu_preempt23:56:510
4240799573,28cyclictest131rcu_preempt21:43:210
4240799573,28cyclictest131rcu_preempt21:43:200
4240799572,49cyclictest118987-21munin-plugin-st23:45:000
42418995641,11cyclictest3467602-21systemd-journal21:25:013
42407995628,13cyclictest83141-21ssh22:25:480
42407995628,12cyclictest106415-21ssh23:17:060
42407995620,32cyclictest16850irq/134-800000023:29:520
42418995535,15cyclictest107620-21cron23:20:003
42418995524,10cyclictest37-21ksoftirqd/321:44:033
42418995524,10cyclictest37-21ksoftirqd/321:44:033
42414995539,6cyclictest107665-21kworker/2:223:24:542
42407995519,32cyclictest16850irq/134-800000021:48:400
42407995519,31cyclictest16850irq/134-800000023:24:570
42407995518,7cyclictest16850irq/134-800000021:18:120
42407995518,33cyclictest16850irq/134-800000022:10:400
42414995436,13cyclictest1-21systemd22:55:012
42410995411,5cyclictest131rcu_preempt23:35:021
42407995426,12cyclictest140172-21ssh00:30:590
42407995426,12cyclictest140172-21ssh00:30:580
4240799542,3cyclictest131rcu_preempt23:12:560
42407995420,30cyclictest16850irq/134-800000000:22:150
42407995420,30cyclictest16850irq/134-800000000:22:150
42407995419,6cyclictest16850irq/134-800000022:53:530
42407995419,31cyclictest16850irq/134-800000022:31:290
42407995419,31cyclictest16850irq/134-800000021:35:020
42407995419,31cyclictest16850irq/134-800000021:35:010
42407995419,30cyclictest16850irq/134-800000023:32:050
42407995418,6cyclictest16850irq/134-800000023:01:430
42407995418,32cyclictest16850irq/134-800000000:27:490
42407995418,31cyclictest16850irq/134-800000023:46:150
42407995417,32cyclictest16850irq/134-800000022:40:350
4241899538,5cyclictest131rcu_preempt19:25:023
42418995317,9cyclictest131rcu_preempt21:36:093
42418995311,5cyclictest131rcu_preempt22:07:153
42414995345,5cyclictest107665-21kworker/2:223:46:472
42414995344,5cyclictest46773-21kworker/2:121:54:062
42414995344,5cyclictest44966-21kworker/2:320:20:012
42414995343,6cyclictest46522-21kworker/2:021:15:102
42407995322,15cyclictest130290-21ssh00:09:540
42407995318,6cyclictest16850irq/134-800000023:07:450
42407995318,6cyclictest16850irq/134-800000021:21:210
42407995318,32cyclictest16850irq/134-800000022:58:480
42407995318,31cyclictest16850irq/134-800000023:53:020
42407995317,6cyclictest16850irq/134-800000000:01:190
42407995317,33cyclictest16850irq/134-800000021:30:010
42407995317,32cyclictest16850irq/134-800000022:15:450
42407995317,32cyclictest16850irq/134-800000000:12:520
42407995317,32cyclictest16850irq/134-800000000:12:510
42407995316,33cyclictest16850irq/134-800000022:00:060
42407995316,32cyclictest16850irq/134-800000022:20:260
42407995316,32cyclictest16850irq/134-800000021:13:540
42407995316,32cyclictest16850irq/134-800000021:13:540
4241899527,30cyclictest42857-21modprobe19:20:003
42418995210,5cyclictest131rcu_preempt22:58:143
42418995210,26cyclictest48570-21modprobe21:09:593
42414995244,5cyclictest114496-21kworker/2:100:11:172
42414995244,5cyclictest114496-21kworker/2:100:11:172
42414995243,5cyclictest46522-21kworker/2:022:13:442
4241499523,4cyclictest131rcu_preempt00:00:012
42410995235,13cyclictest3467602-21systemd-journal00:10:001
42407995218,6cyclictest16850irq/134-800000021:52:100
42407995217,31cyclictest16850irq/134-800000022:39:050
42418995136,11cyclictest1-21systemd21:50:003
42414995143,5cyclictest46522-21kworker/2:021:41:432
42414995143,5cyclictest46522-21kworker/2:021:41:422
42414995140,8cyclictest114496-21kworker/2:100:00:152
42414995130,4cyclictest30-21ksoftirqd/200:40:022
42414995130,4cyclictest30-21ksoftirqd/200:40:022
4241499512,4cyclictest131rcu_preempt23:20:002
42414995123,13cyclictest46522-21kworker/2:022:09:492
42410995138,10cyclictest1-21systemd22:15:001
42410995121,24cyclictest23-21ksoftirqd/100:00:001
42410995115,9cyclictest59986-21sort21:35:021
42410995115,9cyclictest59986-21sort21:35:011
42407995116,6cyclictest16850irq/134-800000023:35:370
42407995116,5cyclictest16850irq/134-800000022:05:240
42418995039,7cyclictest37-21ksoftirqd/323:37:363
42418995025,18cyclictest275-21dbus-daemon21:05:013
42418995025,18cyclictest275-21dbus-daemon21:05:003
42418995024,20cyclictest80354-21systemctl22:20:013
42414995042,5cyclictest46522-21kworker/2:023:01:162
42414995042,5cyclictest46522-21kworker/2:022:46:532
42414995041,6cyclictest42186-21kworker/2:219:15:092
42414995041,5cyclictest34593-21kworker/2:019:50:022
42414995035,7cyclictest46522-21kworker/2:022:40:202
42407995015,6cyclictest16850irq/134-800000000:15:100
4241899493,6cyclictest131rcu_preempt00:26:103
4241899493,37cyclictest37-21ksoftirqd/322:45:023
42418994932,10cyclictest48052-21sendmail20:59:593
42418994931,14cyclictest37-21ksoftirqd/300:07:493
42418994931,12cyclictest275-21dbus-daemon20:00:023
42418994930,14cyclictest3467602-21systemd-journal00:30:103
42418994930,14cyclictest3467602-21systemd-journal00:30:093
42418994915,6cyclictest131rcu_preempt20:45:003
42414994941,5cyclictest46522-21kworker/2:022:58:042
42414994941,5cyclictest46522-21kworker/2:022:38:112
42414994941,5cyclictest46522-21kworker/2:022:17:442
42414994941,5cyclictest107665-21kworker/2:223:31:442
42414994940,5cyclictest114496-21kworker/2:100:20:172
42414994940,5cyclictest114496-21kworker/2:100:20:162
42414994939,5cyclictest107665-21kworker/2:223:40:002
42410994911,5cyclictest131rcu_preempt22:42:551
4241899489,19cyclictest131rcu_preempt22:31:173
42418994839,6cyclictest37-21ksoftirqd/300:40:023
42418994839,6cyclictest37-21ksoftirqd/300:40:023
42418994829,13cyclictest3467602-21systemd-journal20:20:033
4241899481,12cyclictest0-21swapper/300:12:093
4241899481,12cyclictest0-21swapper/300:12:093
42414994841,4cyclictest46522-21kworker/2:021:30:002
42414994840,5cyclictest46522-21kworker/2:022:22:222
42414994840,5cyclictest46522-21kworker/2:021:14:232
42414994840,5cyclictest46522-21kworker/2:021:14:222
42414994840,5cyclictest107665-21kworker/2:223:26:352
42414994840,5cyclictest107665-21kworker/2:200:34:422
42414994840,5cyclictest107665-21kworker/2:200:34:412
42414994839,6cyclictest114496-21kworker/2:123:52:092
42414994839,5cyclictest46773-21kworker/2:120:42:162
42414994839,5cyclictest114496-21kworker/2:100:17:112
4241899479,6cyclictest131rcu_preempt00:05:023
42418994724,17cyclictest275-21dbus-daemon23:35:003
4241899471,7cyclictest0-21swapper/323:24:033
42418994715,6cyclictest131rcu_preempt23:40:063
42414994738,6cyclictest46522-21kworker/2:021:23:222
42414994738,6cyclictest42186-21kworker/2:219:20:582
42414994738,5cyclictest34593-21kworker/2:019:55:012
42414994737,6cyclictest46522-21kworker/2:021:40:012
4241499471,3cyclictest131rcu_preempt21:10:002
4241099478,5cyclictest131rcu_preempt23:22:171
42410994734,9cyclictest1-21systemd22:05:001
42410994733,6cyclictest23-21ksoftirqd/123:50:011
42410994730,13cyclictest134915-21cron00:19:591
4241099472,8cyclictest0-21swapper/121:12:241
4241099472,8cyclictest0-21swapper/121:12:231
42407994718,3cyclictest131rcu_preempt21:00:010
4241899461,6cyclictest0-21swapper/322:27:583
42418994615,5cyclictest131rcu_preempt19:15:013
42418994614,7cyclictest131rcu_preempt21:30:013
42418994614,6cyclictest131rcu_preempt23:05:023
42418994611,5cyclictest131rcu_preempt21:56:073
42418994610,6cyclictest131rcu_preempt20:50:013
42414994638,5cyclictest46773-21kworker/2:121:58:342
42414994638,5cyclictest46522-21kworker/2:022:34:382
42414994638,5cyclictest107665-21kworker/2:200:29:122
4241499462,3cyclictest131rcu_preempt20:00:002
4241099469,6cyclictest131rcu_preempt23:20:001
4241099463,6cyclictest79114-21ssh22:16:591
42407994624,15cyclictest275-21dbus-daemon20:05:010
4241899454,29cyclictest50805-21munin-plugin-st21:15:013
4241899454,29cyclictest50805-21munin-plugin-st21:15:003
42418994527,12cyclictest53070-21cron21:20:003
4241899452,11cyclictest73568-21true22:05:013
42418994520,18cyclictest275-21dbus-daemon21:55:013
4241899451,6cyclictest131rcu_preempt23:25:053
42418994516,8cyclictest131rcu_preempt22:11:033
4241899451,40cyclictest37-21ksoftirqd/300:24:123
4241899451,40cyclictest37-21ksoftirqd/300:24:113
4241499454,3cyclictest131rcu_preempt23:07:502
42414994537,5cyclictest42186-21kworker/2:219:12:172
42414994537,5cyclictest114496-21kworker/2:100:05:042
42414994537,5cyclictest107665-21kworker/2:223:40:272
42414994531,10cyclictest59937-21cron21:35:002
42414994531,10cyclictest59937-21cron21:35:002
4241499451,3cyclictest131rcu_preempt20:55:022
4241499451,3cyclictest131rcu_preempt20:55:012
42410994522,5cyclictest23-21ksoftirqd/119:31:011
4241099452,10cyclictest64063-21ssh21:43:591
4241099452,10cyclictest64063-21ssh21:43:581
4240799457,5cyclictest131rcu_preempt19:30:010
42407994533,9cyclictest1-21systemd20:30:000
42407994530,12cyclictest48703-21ssh21:10:020
4240799452,8cyclictest45984-21munin-run20:20:010
4241899441,8cyclictest0-21swapper/322:22:523
4241899441,4cyclictest131rcu_preempt00:18:443
4241499444,3cyclictest131rcu_preempt21:46:122
42414994435,6cyclictest46522-21kworker/2:022:25:412
42414994428,12cyclictest1-21systemd20:05:012
4241099449,6cyclictest131rcu_preempt22:38:431
4241099449,5cyclictest131rcu_preempt22:07:561
42410994430,10cyclictest3467602-21systemd-journal19:15:001
4241099442,9cyclictest60327-21ssh21:35:221
42410994426,5cyclictest23-21ksoftirqd/100:15:011
42410994426,5cyclictest23-21ksoftirqd/100:15:011
42410994425,5cyclictest23-21ksoftirqd/123:00:021
42410994422,5cyclictest23-21ksoftirqd/100:30:131
42410994422,5cyclictest23-21ksoftirqd/100:30:121
42410994422,4cyclictest23-21ksoftirqd/121:18:591
4240799448,3cyclictest131rcu_preempt19:25:010
4241899432,6cyclictest131rcu_preempt23:15:003
42418994325,13cyclictest43933-21systemd-run19:40:003
4241899431,9cyclictest0-21swapper/323:46:163
42418994316,7cyclictest131rcu_preempt19:50:013
42418994310,6cyclictest131rcu_preempt21:32:503
42418994310,6cyclictest131rcu_preempt21:32:503
42418994310,6cyclictest131rcu_preempt20:30:003
4241499434,3cyclictest131rcu_preempt20:40:002
4241499434,3cyclictest131rcu_preempt20:15:012
42414994335,5cyclictest46773-21kworker/2:121:03:262
42414994335,5cyclictest46773-21kworker/2:121:03:262
42414994316,19cyclictest0-21swapper/219:45:002
4241099438,6cyclictest131rcu_preempt21:58:481
4241099434,4cyclictest131rcu_preempt21:29:111
4241099433,3cyclictest131rcu_preempt22:26:301
4241099432,5cyclictest0-21swapper/120:10:021
42410994325,14cyclictest275-21dbus-daemon23:15:011
4241099432,3cyclictest131rcu_preempt00:36:271
4241099432,3cyclictest131rcu_preempt00:36:271
42410994323,5cyclictest23-21ksoftirqd/100:00:291
42410994322,6cyclictest23-21ksoftirqd/122:55:011
42410994322,4cyclictest23-21ksoftirqd/123:26:251
4241899425,26cyclictest45458-21munin-run20:10:013
42418994211,8cyclictest131rcu_preempt20:35:013
42418994210,5cyclictest131rcu_preempt19:35:013
4241499422,3cyclictest131rcu_preempt21:00:002
4241099423,3cyclictest131rcu_preempt21:05:021
4241099423,3cyclictest131rcu_preempt21:05:021
42410994229,10cyclictest275-21dbus-daemon20:05:001
42410994221,5cyclictest23-21ksoftirqd/122:47:151
42410994221,5cyclictest23-21ksoftirqd/120:24:591
42410994221,4cyclictest23-21ksoftirqd/121:49:591
42407994230,7cyclictest47019-21munin-plugin-st20:40:000
4240799422,6cyclictest45472-21munin-run20:10:020
4240799421,3cyclictest131rcu_preempt19:35:010
4241899419,5cyclictest131rcu_preempt20:04:593
4241899411,5cyclictest131rcu_preempt20:40:023
4241899411,5cyclictest0-21swapper/323:08:153
42418994114,5cyclictest131rcu_preempt20:55:023
42418994114,5cyclictest131rcu_preempt20:55:023
42418994110,5cyclictest131rcu_preempt19:55:023
42414994130,7cyclictest44966-21kworker/2:320:25:002
4241099419,5cyclictest131rcu_preempt20:16:101
42410994132,6cyclictest46745-21cron20:35:001
42410994131,7cyclictest42523-21cat19:10:031
42410994131,7cyclictest42523-21cat19:10:021
42410994130,8cyclictest44888-21sshd19:55:111
42410994129,9cyclictest23-21ksoftirqd/119:39:591
42410994123,12cyclictest23-21ksoftirqd/119:20:021
42410994122,5cyclictest23-21ksoftirqd/122:32:101
42410994121,5cyclictest23-21ksoftirqd/120:57:161
4240799411,35cyclictest3467718-21lldpd19:50:070
4241899407,5cyclictest131rcu_preempt20:15:013
4241499404,3cyclictest131rcu_preempt19:30:012
4241499403,3cyclictest131rcu_preempt20:35:022
4241499401,3cyclictest131rcu_preempt19:35:032
42410994021,5cyclictest23-21ksoftirqd/123:42:101
42410994019,5cyclictest23-21ksoftirqd/122:21:031
42410994012,5cyclictest131rcu_preempt00:25:021
42410994012,5cyclictest131rcu_preempt00:25:021
4240799406,8cyclictest12-21ksoftirqd/020:14:580
42407994034,4cyclictest16950irq/224-800000019:20:000
4240799403,3cyclictest131rcu_preempt20:35:030
4240799402,3cyclictest131rcu_preempt20:00:020
42407994018,6cyclictest131rcu_preempt20:45:000
4240799401,4cyclictest0-21swapper/019:40:000
4240799401,35cyclictest0-21swapper/020:55:020
4240799401,35cyclictest0-21swapper/020:55:010
4240799401,17cyclictest131rcu_preempt19:50:020
4241899396,10cyclictest37-21ksoftirqd/319:30:013
42418993915,19cyclictest131rcu_preempt20:20:023
42418993914,6cyclictest131rcu_preempt19:40:033
42414993929,8cyclictest30-21ksoftirqd/220:30:012
42414993926,10cyclictest43652-21pluginstate19:35:012
42414993924,11cyclictest1-21systemd20:10:012
42410993922,5cyclictest23-21ksoftirqd/123:08:581
42410993920,4cyclictest23-21ksoftirqd/123:39:591
42407993925,11cyclictest12-21ksoftirqd/019:10:360
4240799392,33cyclictest42457-21latency_hist19:10:010
4240799392,33cyclictest42457-21latency_hist19:10:010
4241499381,3cyclictest131rcu_preempt19:10:012
4241499381,3cyclictest131rcu_preempt19:10:002
4241099387,7cyclictest23-21ksoftirqd/120:15:011
42410993826,8cyclictest309-21in:imuxsock20:40:031
42410993822,4cyclictest23-21ksoftirqd/119:27:091
42410993821,5cyclictest23-21ksoftirqd/121:51:161
42410993820,5cyclictest23-21ksoftirqd/119:50:021
42410993819,4cyclictest23-21ksoftirqd/121:20:141
4241099381,3cyclictest131rcu_preempt23:54:031
4240799383,3cyclictest131rcu_preempt20:25:020
42407993827,7cyclictest44150-21sshd19:43:100
42410993717,5cyclictest23-21ksoftirqd/100:28:261
4240799371,33cyclictest0-21swapper/021:00:070
4240799371,33cyclictest0-21swapper/021:00:060
42410993621,11cyclictest23-21ksoftirqd/120:30:001
42410993612,6cyclictest131rcu_preempt23:03:331
42414993519,12cyclictest275-21dbus-daemon20:50:012
42410993520,10cyclictest23-21ksoftirqd/121:09:591
42410993517,5cyclictest131rcu_preempt20:55:011
42410993517,5cyclictest131rcu_preempt20:55:001
42410993517,4cyclictest23-21ksoftirqd/119:45:021
42410993427,4cyclictest47027-21sendmail20:40:011
4241099341,3cyclictest131rcu_preempt20:50:021
4240799341,31cyclictest0-21swapper/020:45:580
42410993325,4cyclictest23-21ksoftirqd/119:55:001
42410993323,5cyclictest23-21ksoftirqd/119:21:101
4241899301,5cyclictest131rcu_preempt19:10:023
4241899301,5cyclictest131rcu_preempt19:10:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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