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2026-02-05 - 21:50
[ 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 Thu Feb 05, 2026 00:45:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
32848849911317,51cyclictest131rcu_preempt22:55:000
32848979910313,61cyclictest3271115-21munin-node23:00:033
32848979910313,61cyclictest3271115-21munin-node23:00:023
32848939910113,83cyclictest3350283-21ssh23:20:022
328488499766,8cyclictest121ksoftirqd/022:10:010
328488499762,71cyclictest0-21swapper/022:05:020
3284884997232,36cyclictest12-21ksoftirqd/023:25:000
328488499683,9cyclictest121ksoftirqd/021:40:010
328488499683,9cyclictest121ksoftirqd/021:40:010
328488499681,9cyclictest121ksoftirqd/023:50:030
328488499681,42cyclictest131rcu_preempt00:04:030
3284889996748,9cyclictest23-21ksoftirqd/119:50:001
3284889996615,12cyclictest23-21ksoftirqd/120:00:001
328489399655,45cyclictest3318320-21ssh22:10:022
3284889996513,17cyclictest23-21ksoftirqd/121:50:021
3284884996511,5cyclictest131rcu_preempt22:15:000
3284884996511,5cyclictest131rcu_preempt22:15:000
328488499649,44cyclictest131rcu_preempt23:20:030
328488499643,43cyclictest131rcu_preempt00:06:450
3284884996430,12cyclictest12-21ksoftirqd/021:43:040
328488499642,9cyclictest121ksoftirqd/023:35:030
328488499642,9cyclictest121ksoftirqd/023:35:020
328488499641,4cyclictest131rcu_preempt23:49:130
3284889996310,5cyclictest131rcu_preempt21:45:001
328488499635,30cyclictest131rcu_preempt21:20:470
3284884996315,5cyclictest131rcu_preempt20:00:000
328489799622,21cyclictest37-21ksoftirqd/322:00:023
328489399614,11cyclictest30-21ksoftirqd/223:00:002
328489399614,11cyclictest30-21ksoftirqd/223:00:002
3284893996120,6cyclictest131rcu_preempt23:10:322
3284884996116,15cyclictest131rcu_preempt21:34:250
3284884996113,5cyclictest131rcu_preempt23:39:590
328488999606,9cyclictest23-21ksoftirqd/122:02:081
3284889996017,11cyclictest23-21ksoftirqd/123:56:061
3284884996055,3cyclictest0-21swapper/019:30:020
3284884996055,3cyclictest0-21swapper/019:30:020
3284884996049,6cyclictest12-21ksoftirqd/000:15:020
3284884996032,14cyclictest3331803-21ssh22:39:490
3284889995914,9cyclictest23-21ksoftirqd/123:25:011
3284889995913,5cyclictest131rcu_preempt23:47:401
328489399585,8cyclictest30-21ksoftirqd/200:40:032
328488999587,13cyclictest23-21ksoftirqd/100:40:021
328488999585,11cyclictest23-21ksoftirqd/122:43:271
3284889995816,6cyclictest131rcu_preempt21:19:581
3284889995814,6cyclictest131rcu_preempt21:15:001
3284889995812,6cyclictest131rcu_preempt19:55:001
3284884995848,8cyclictest151rcuc/020:50:020
3284893995711,6cyclictest131rcu_preempt23:35:022
3284893995711,6cyclictest131rcu_preempt23:35:022
328488999577,9cyclictest23-21ksoftirqd/122:15:001
328488999577,9cyclictest23-21ksoftirqd/122:15:001
328488999576,12cyclictest23-21ksoftirqd/120:20:011
328488999575,8cyclictest23-21ksoftirqd/122:50:011
328488999575,10cyclictest23-21ksoftirqd/121:35:021
328488999575,10cyclictest23-21ksoftirqd/121:35:021
328488999574,10cyclictest23-21ksoftirqd/123:44:341
328488999574,10cyclictest23-21ksoftirqd/100:30:091
3284889995718,9cyclictest23-21ksoftirqd/121:10:011
3284889995712,6cyclictest131rcu_preempt00:20:011
3284889995710,6cyclictest131rcu_preempt23:10:001
328488499574,37cyclictest12-21ksoftirqd/021:56:570
328488499573,5cyclictest131rcu_preempt23:10:010
3284884995710,6cyclictest131rcu_preempt23:00:010
3284884995710,6cyclictest131rcu_preempt23:00:010
3284884995710,6cyclictest131rcu_preempt20:25:020
3284893995633,18cyclictest275-21dbus-daemon20:45:002
328488999569,6cyclictest131rcu_preempt00:05:011
328488999568,10cyclictest23-21ksoftirqd/121:25:001
328488999567,12cyclictest23-21ksoftirqd/122:32:071
328488999567,12cyclictest23-21ksoftirqd/122:32:061
3284889995610,5cyclictest131rcu_preempt22:38:321
3284884995627,13cyclictest3378202-21ssh00:21:580
3284884995626,14cyclictest3325126-21ssh22:25:020
3284884995623,15cyclictest3309396-21ssh21:50:020
3284884995617,34cyclictest16850irq/134-800000021:15:570
328488999557,8cyclictest23-21ksoftirqd/121:30:011
328488999557,8cyclictest23-21ksoftirqd/121:30:001
328488999556,10cyclictest23-21ksoftirqd/100:21:481
328488999554,12cyclictest23-21ksoftirqd/123:20:001
3284889995514,5cyclictest131rcu_preempt20:15:021
3284889995511,6cyclictest131rcu_preempt22:58:121
3284889995511,6cyclictest131rcu_preempt22:58:121
3284889995511,6cyclictest131rcu_preempt22:18:561
3284889995510,5cyclictest131rcu_preempt23:03:321
3284884995543,10cyclictest151rcuc/022:35:030
3284884995543,10cyclictest151rcuc/022:35:020
3284884995512,5cyclictest131rcu_preempt00:38:470
3284897995435,13cyclictest3467602-21systemd-journal21:20:003
3284893995446,4cyclictest3285093-21kworker/2:022:30:002
328488999548,13cyclictest23-21ksoftirqd/119:40:001
328488999546,7cyclictest131rcu_preempt23:35:021
328488999546,7cyclictest131rcu_preempt23:35:021
328488999545,9cyclictest23-21ksoftirqd/120:25:001
328488999544,14cyclictest23-21ksoftirqd/120:30:001
3284889995415,5cyclictest131rcu_preempt21:32:261
3284889995414,6cyclictest131rcu_preempt00:15:011
3284889995411,6cyclictest131rcu_preempt19:15:021
3284889995411,6cyclictest131rcu_preempt19:15:021
3284889995410,5cyclictest131rcu_preempt23:13:321
3284884995415,6cyclictest131rcu_preempt23:30:010
3284884995414,6cyclictest131rcu_preempt20:10:000
3284884995410,6cyclictest131rcu_preempt20:55:000
3284884995410,6cyclictest131rcu_preempt20:55:000
328489399532,3cyclictest131rcu_preempt22:20:012
328488999537,6cyclictest131rcu_preempt19:35:021
328488999535,11cyclictest23-21ksoftirqd/100:08:201
328488999534,7cyclictest23-21ksoftirqd/122:20:041
3284889995313,6cyclictest131rcu_preempt20:40:011
3284889995312,6cyclictest131rcu_preempt00:27:061
3284889995312,5cyclictest131rcu_preempt20:45:021
3284889995311,6cyclictest131rcu_preempt22:55:021
3284889995311,6cyclictest131rcu_preempt20:10:021
3284889995311,5cyclictest131rcu_preempt21:53:051
328488499539,5cyclictest131rcu_preempt00:15:100
3284884995326,5cyclictest131rcu_preempt23:58:300
3284884995322,6cyclictest131rcu_preempt22:45:010
3284884995317,32cyclictest16850irq/134-800000023:44:340
3284884995315,5cyclictest131rcu_preempt23:15:010
3284884995310,6cyclictest131rcu_preempt00:35:010
3284893995243,6cyclictest3357296-21kworker/2:123:43:392
328488999526,10cyclictest23-21ksoftirqd/123:51:271
3284889995213,5cyclictest131rcu_preempt23:25:061
3284889995210,5cyclictest131rcu_preempt23:38:281
328488499525,7cyclictest12-21ksoftirqd/022:20:030
328488499523,7cyclictest12-21ksoftirqd/019:45:010
328488499523,7cyclictest12-21ksoftirqd/019:45:010
3284884995215,5cyclictest131rcu_preempt21:50:030
3284884995211,10cyclictest131rcu_preempt21:10:020
3284884995210,6cyclictest131rcu_preempt20:20:010
328489799511,4cyclictest131rcu_preempt22:55:023
328489799511,4cyclictest131rcu_preempt00:20:013
328489399517,11cyclictest30-21ksoftirqd/220:35:002
3284893995143,5cyclictest3357296-21kworker/2:123:50:192
3284893995143,5cyclictest3357296-21kworker/2:100:33:432
3284893995143,5cyclictest3285093-21kworker/2:022:47:522
3284893995143,5cyclictest3285093-21kworker/2:021:43:452
3284893995142,5cyclictest3307009-21kworker/2:122:04:382
328488999516,7cyclictest23-21ksoftirqd/120:35:001
328488999514,12cyclictest23-21ksoftirqd/119:10:021
3284889995114,9cyclictest131rcu_preempt20:55:021
3284889995114,9cyclictest131rcu_preempt20:55:021
3284889995110,8cyclictest23-21ksoftirqd/122:06:181
328488499514,6cyclictest131rcu_preempt19:55:000
3284884995122,14cyclictest3381327-21ssh00:29:000
328488499511,5cyclictest131rcu_preempt19:50:000
3284884995113,6cyclictest131rcu_preempt20:40:010
3284897995030,15cyclictest3386270-21cron00:40:003
3284893995042,5cyclictest3322852-21kworker/2:323:07:212
3284893995042,5cyclictest3322852-21kworker/2:323:04:482
3284893995041,5cyclictest3357296-21kworker/2:100:23:462
3284893995041,5cyclictest3285093-21kworker/2:021:55:332
328488999509,5cyclictest131rcu_preempt19:45:021
328488999509,5cyclictest131rcu_preempt19:45:021
328488999508,5cyclictest131rcu_preempt22:25:311
328488999507,9cyclictest23-21ksoftirqd/119:25:011
328488999504,7cyclictest23-21ksoftirqd/121:05:021
3284884995014,31cyclictest16850irq/134-800000023:02:460
3284884995012,6cyclictest131rcu_preempt19:20:010
3284893994943,3cyclictest3322852-21kworker/2:300:05:332
3284893994941,5cyclictest3357296-21kworker/2:100:00:022
3284893994941,5cyclictest3322852-21kworker/2:322:40:582
3284893994941,5cyclictest3322852-21kworker/2:300:02:332
3284893994940,5cyclictest3285093-21kworker/2:022:31:482
3284893994940,5cyclictest3285093-21kworker/2:022:31:482
328489399491,6cyclictest0-21swapper/221:20:032
328489399491,19cyclictest131rcu_preempt22:10:022
328489399491,19cyclictest131rcu_preempt22:10:022
328488999497,5cyclictest131rcu_preempt21:58:411
3284889994912,6cyclictest131rcu_preempt21:00:001
328488499498,10cyclictest12-21ksoftirqd/019:40:000
328488499494,7cyclictest12-21ksoftirqd/019:20:330
3284884994914,5cyclictest131rcu_preempt20:30:020
3284884994914,32cyclictest16850irq/134-800000022:45:550
3284897994833,11cyclictest3467602-21systemd-journal00:25:013
3284897994827,15cyclictest3467602-21systemd-journal19:35:003
3284893994841,4cyclictest3322852-21kworker/2:322:53:192
3284893994840,5cyclictest3322852-21kworker/2:300:12:022
3284893994840,5cyclictest3285093-21kworker/2:021:46:002
3284893994840,5cyclictest3285093-21kworker/2:021:39:322
3284893994840,5cyclictest3285093-21kworker/2:021:39:322
3284893994840,5cyclictest3285093-21kworker/2:021:33:092
3284893994840,5cyclictest3273157-21kworker/2:221:23:292
3284893994839,6cyclictest3285093-21kworker/2:022:20:232
328488999487,9cyclictest23-21ksoftirqd/120:50:001
328488499488,6cyclictest131rcu_preempt21:05:010
3284884994816,17cyclictest16850irq/134-800000021:26:260
3284884994816,17cyclictest16850irq/134-800000021:26:260
3284884994810,9cyclictest131rcu_preempt20:45:020
328489799479,6cyclictest131rcu_preempt21:40:013
328489799479,6cyclictest131rcu_preempt21:40:013
328489399476,8cyclictest30-21ksoftirqd/221:25:372
328489399476,8cyclictest30-21ksoftirqd/221:25:372
3284893994741,3cyclictest3357296-21kworker/2:123:49:412
3284884994715,6cyclictest131rcu_preempt21:10:020
3284884994711,31cyclictest16850irq/134-800000022:27:540
3284897994635,6cyclictest3291062-21diskmemload23:30:033
3284897994633,10cyclictest37-21ksoftirqd/322:31:203
3284897994633,10cyclictest37-21ksoftirqd/322:31:203
3284897994631,12cyclictest3361578-21cat23:45:023
328489799462,4cyclictest131rcu_preempt21:00:003
328489399468,6cyclictest131rcu_preempt22:40:002
328489399465,7cyclictest131rcu_preempt20:20:022
3284893994638,5cyclictest3357296-21kworker/2:100:17:132
3284893994638,5cyclictest3285093-21kworker/2:019:40:002
3284893994637,6cyclictest3357296-21kworker/2:100:28:352
3284893994637,5cyclictest3285093-21kworker/2:020:05:012
328488499469,6cyclictest131rcu_preempt20:05:010
328489799457,7cyclictest131rcu_preempt20:00:003
3284897994529,13cyclictest275-21dbus-daemon23:40:013
3284897994527,14cyclictest275-21dbus-daemon23:55:023
328489799451,3cyclictest131rcu_preempt21:22:543
3284893994540,3cyclictest3285093-21kworker/2:021:54:492
3284893994539,3cyclictest3285093-21kworker/2:023:26:562
3284893994537,5cyclictest3284082-21kworker/2:119:13:332
3284893994537,5cyclictest3284082-21kworker/2:119:13:332
3284893994537,5cyclictest3273157-21kworker/2:221:14:412
328489399451,10cyclictest3286127-21munin-plugin-st19:35:002
328488999459,7cyclictest131rcu_preempt20:05:011
328488999457,5cyclictest131rcu_preempt19:25:021
328488999457,5cyclictest131rcu_preempt19:25:021
3284889994527,14cyclictest1-21systemd19:20:001
328488499453,7cyclictest12-21ksoftirqd/020:35:010
328489799449,6cyclictest131rcu_preempt21:15:013
328489799444,6cyclictest131rcu_preempt23:19:593
3284897994425,14cyclictest3366842-21sh23:56:523
3284893994439,3cyclictest3322852-21kworker/2:323:20:022
3284893994434,6cyclictest3288195-21munin-plugin-st20:15:012
328488499446,4cyclictest131rcu_preempt20:15:010
3284884994431,7cyclictest0-21swapper/019:10:020
328488499442,4cyclictest131rcu_preempt19:15:020
328488499442,4cyclictest131rcu_preempt19:15:020
328488499441,10cyclictest3467602-21systemd-journal21:00:010
3284897994332,6cyclictest309-21in:imuxsock22:00:013
3284897994330,9cyclictest3467602-21systemd-journal19:40:003
3284897994329,11cyclictest1-21systemd23:15:013
328489799432,24cyclictest0-21swapper/300:26:203
328489799431,3cyclictest131rcu_preempt22:25:033
328489799431,3cyclictest131rcu_preempt20:05:003
328489399437,6cyclictest131rcu_preempt19:45:332
3284893994335,5cyclictest3285093-21kworker/2:019:29:122
3284893994335,5cyclictest3285093-21kworker/2:019:29:122
3284893994329,5cyclictest3273157-21kworker/2:221:10:012
3284884994322,13cyclictest1-21systemd19:35:010
3284897994229,10cyclictest3467602-21systemd-journal21:45:003
3284897994229,10cyclictest3370434-21cat00:05:033
328489799422,5cyclictest3286931-21grep19:50:013
328489799421,3cyclictest131rcu_preempt21:26:143
328489799421,3cyclictest131rcu_preempt21:26:143
3284893994234,5cyclictest3357296-21kworker/2:123:38:322
3284893994228,9cyclictest309-21in:imuxsock19:40:022
3284893994228,9cyclictest309-21in:imuxsock19:40:022
3284893994210,5cyclictest131rcu_preempt20:50:012
328489799415,3cyclictest131rcu_preempt21:55:033
328489799414,3cyclictest131rcu_preempt22:15:023
328489799414,3cyclictest131rcu_preempt22:15:013
328489799413,7cyclictest37-21ksoftirqd/321:30:023
3284897994127,11cyclictest37-21ksoftirqd/322:41:143
328489799411,5cyclictest131rcu_preempt00:15:023
328489799411,4cyclictest131rcu_preempt22:49:363
328489799411,4cyclictest131rcu_preempt00:34:543
328489799411,23cyclictest0-21swapper/300:06:233
328489399415,3cyclictest131rcu_preempt19:25:022
3284893994135,3cyclictest3273157-21kworker/2:221:00:002
3284893994132,6cyclictest3273157-21kworker/2:220:38:532
328489799404,3cyclictest131rcu_preempt22:25:373
328489799403,4cyclictest131rcu_preempt22:09:443
328489799403,3cyclictest131rcu_preempt19:55:013
328489799402,3cyclictest131rcu_preempt23:45:143
328489799402,3cyclictest131rcu_preempt23:03:203
328489799402,10cyclictest37-21ksoftirqd/319:12:023
328489799402,10cyclictest37-21ksoftirqd/319:12:023
328489799401,3cyclictest131rcu_preempt23:31:153
328489799401,3cyclictest131rcu_preempt23:31:153
328489799401,3cyclictest131rcu_preempt23:20:263
328489799401,3cyclictest131rcu_preempt22:36:083
328489399406,6cyclictest131rcu_preempt19:55:032
328489399403,6cyclictest131rcu_preempt19:20:012
3284893994031,5cyclictest3285093-21kworker/2:020:23:332
328489799394,5cyclictest131rcu_preempt19:45:013
328489799394,5cyclictest131rcu_preempt19:45:013
328489799393,3cyclictest131rcu_preempt23:06:493
3284897993927,9cyclictest37-21ksoftirqd/321:47:073
3284897993926,10cyclictest37-21ksoftirqd/321:02:323
328489799392,4cyclictest131rcu_preempt20:10:013
3284897993924,12cyclictest3288703-21sshd20:20:313
328489799391,4cyclictest131rcu_preempt22:18:353
328489399397,3cyclictest131rcu_preempt20:10:002
328489399394,3cyclictest131rcu_preempt19:10:042
3284893993922,12cyclictest30-21ksoftirqd/219:56:332
3284893993922,12cyclictest275-21dbus-daemon20:55:012
3284893993922,12cyclictest275-21dbus-daemon20:55:012
3284897993827,8cyclictest37-21ksoftirqd/321:10:023
328489799382,5cyclictest3289242-21munin-run20:35:003
3284897993825,10cyclictest1-21systemd20:30:003
328489799381,3cyclictest131rcu_preempt20:50:013
328489799375,9cyclictest37-21ksoftirqd/320:43:403
328489799373,3cyclictest131rcu_preempt19:10:043
3284897993719,13cyclictest275-21dbus-daemon19:25:013
3284893993714,5cyclictest30-21ksoftirqd/220:30:022
328489799364,3cyclictest131rcu_preempt20:15:013
3284897993627,6cyclictest3290311-21sed20:55:023
3284897993627,6cyclictest3290311-21sed20:55:023
328489799361,3cyclictest131rcu_preempt19:30:013
328489799361,3cyclictest131rcu_preempt19:30:013
328489799354,3cyclictest131rcu_preempt19:17:003
328489799351,3cyclictest131rcu_preempt20:40:023
328489799351,11cyclictest131rcu_preempt20:20:003
3284893993321,9cyclictest3467602-21systemd-journal21:01:322
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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