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2026-01-21 - 14:13
[ 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 highest latencies:
System rackeslot3s.osadl.org (updated Wed Jan 21, 2026 00:45:10)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
27864869910379,22cyclictest0-21swapper/023:05:020
2786486999789,5cyclictest2869731-40mandb00:00:020
278648699838,57cyclictest2789974-21latency_hist20:15:030
2786486998011,34cyclictest2791434-21latency_hist20:45:020
278649699791,23cyclictest131rcu_preempt21:45:022
2786486997923,28cyclictest2794918-21cron21:15:000
278648699789,40cyclictest2872108-21latency_hist00:05:020
2786486997818,20cyclictest2832954-21ssh22:38:450
2786496997765,9cyclictest0-21swapper/219:10:002
278648699777,38cyclictest0-21swapper/022:46:560
278648699768,33cyclictest0-21swapper/000:15:020
278648699768,33cyclictest0-21swapper/000:15:020
2786486997638,5cyclictest2885698-21munin-run00:35:000
2786486997623,17cyclictest2840319-21latency_hist22:55:020
2786486997523,22cyclictest2787871-21cat19:35:020
2786500997452,19cyclictest37-21ksoftirqd/323:40:023
2786486997327,9cyclictest2831215-21munin-run22:35:000
2786486997327,9cyclictest2831215-21munin-run22:34:590
2786486997227,40cyclictest2842573-21cron23:00:000
2786486997224,13cyclictest2848558-21sh23:12:590
2786490997147,17cyclictest23-21ksoftirqd/119:50:021
278648699716,35cyclictest0-21swapper/022:09:250
2786486997019,15cyclictest2866996-21ssh23:53:430
2786486997019,15cyclictest2866996-21ssh23:53:430
2786486997017,21cyclictest2835086-21sh22:43:220
2786486997017,20cyclictest2810375-21ssh21:48:520
2786486997017,20cyclictest2810375-21ssh21:48:520
2786486996923,15cyclictest2881575-21ssh00:25:420
2786486996917,15cyclictest2792301-21cat21:00:020
278648699686,30cyclictest0-21swapper/000:08:310
2786486996832,5cyclictest2851584-21ssh23:20:000
2786486996712,11cyclictest0-21swapper/021:52:200
2786486996623,14cyclictest2825742-21ssh22:22:420
2786486996622,39cyclictest2863888-21ssh23:46:410
2786486996622,10cyclictest2822497-21ssh22:15:200
2786486996434,20cyclictest3467602-21systemd-journal19:20:010
2786486996434,20cyclictest3467602-21systemd-journal19:20:010
2786486996416,17cyclictest2792640-21diskmemload21:22:210
2786486996320,9cyclictest2860682-21munin-run23:39:590
278648699629,23cyclictest0-21swapper/000:23:210
2786486996229,29cyclictest364-21snmpd00:16:200
2786486996222,14cyclictest2855343-21ssh23:27:530
2786486996215,19cyclictest0-21swapper/022:28:220
2786486996214,14cyclictest2814717-21ssh21:58:290
278649699617,39cyclictest291rcuc/223:25:012
2786486996147,10cyclictest2856540-21ssh23:30:250
2786486996123,9cyclictest2789509-21sshd20:07:060
2786486996123,33cyclictest48-21kcompactd021:29:280
2786486996118,18cyclictest2792640-21diskmemload23:24:110
2786486996023,15cyclictest2845456-21ssh23:05:550
2786486996023,15cyclictest2845456-21ssh23:05:540
2786486995940,16cyclictest2788480-21sshd19:47:020
2786486995940,14cyclictest2808354-21sshd21:44:290
2786486995915,39cyclictest2885993-21ssh00:35:120
2786486995835,16cyclictest3467602-21systemd-journal21:10:000
2786486995741,12cyclictest2787460-21cron19:30:000
2786486995737,16cyclictest2861975-21sshd23:42:290
2786486995729,13cyclictest2821091-21ssh22:12:330
2786486995729,13cyclictest2805294-21ssh21:37:360
2786486995716,35cyclictest2797286-21sendmail21:20:000
2786496995613,11cyclictest131rcu_preempt22:50:012
2786486995639,14cyclictest2792364-21sshd21:02:290
2786486995639,14cyclictest2792364-21sshd21:02:280
278650099556,25cyclictest2792640-21diskmemload22:05:023
2786486995540,11cyclictest2791569-21sshd20:45:290
2786486995522,28cyclictest0-21swapper/020:02:290
2786486995322,27cyclictest0-21swapper/020:31:160
278650099524,4cyclictest131rcu_preempt00:20:273
2786500995213,6cyclictest2821567-21kworker/u8:122:15:103
2786486995244,4cyclictest2788223-21sshd19:41:290
2786486995239,10cyclictest2788975-21sshd19:56:290
2786486995231,17cyclictest364-21snmpd20:37:060
2786486995221,27cyclictest0-21swapper/019:38:390
278650099511,31cyclictest2883544-21ssh00:30:023
2786486995137,10cyclictest2817682-21munin-run22:05:010
2786486995136,12cyclictest2787195-21sshd19:21:590
2786486995136,12cyclictest2787195-21sshd19:21:580
2786500995015,6cyclictest131rcu_preempt21:00:003
2786490995032,14cyclictest1-21systemd21:50:021
2786490995032,14cyclictest1-21systemd21:50:021
2786490995032,12cyclictest1-21systemd20:30:011
2786486995037,10cyclictest364-21snmpd19:12:110
2786486995029,16cyclictest2788769-21unin-run19:55:000
2786486995010,14cyclictest2792640-21diskmemload21:32:150
2786500994939,6cyclictest2887972-21munin-plugin-st00:40:003
2786500994933,12cyclictest275-21dbus-daemon23:15:003
2786496994936,9cyclictest1-21systemd00:40:002
278650099486,4cyclictest131rcu_preempt00:19:553
278650099485,4cyclictest131rcu_preempt22:25:283
278650099483,3cyclictest131rcu_preempt22:24:083
2786500994833,11cyclictest2851646-21pluginstate23:20:013
2786500994833,11cyclictest275-21dbus-daemon22:40:003
2786490994832,12cyclictest2860683-21sh23:40:001
278649099481,3cyclictest131rcu_preempt23:45:011
278649099481,3cyclictest131rcu_preempt19:40:001
278648699489,12cyclictest12-21ksoftirqd/020:30:000
2786486994829,14cyclictest2790313-21cron20:25:000
278650099476,4cyclictest131rcu_preempt00:05:003
278650099475,4cyclictest131rcu_preempt00:13:203
278650099475,4cyclictest131rcu_preempt00:13:203
278649099471,4cyclictest131rcu_preempt22:30:141
278649099471,4cyclictest131rcu_preempt22:30:141
278649099471,3cyclictest131rcu_preempt00:20:001
278650099466,4cyclictest131rcu_preempt22:09:523
278650099465,4cyclictest131rcu_preempt21:59:373
278650099464,4cyclictest131rcu_preempt22:47:033
278650099464,3cyclictest131rcu_preempt22:12:263
278650099463,4cyclictest131rcu_preempt21:41:033
2786500994630,13cyclictest37-21ksoftirqd/321:40:013
2786500994627,13cyclictest275-21dbus-daemon20:10:013
2786496994634,9cyclictest2815375-21systemctl22:00:002
278649699463,3cyclictest131rcu_preempt22:31:282
278649699463,3cyclictest131rcu_preempt22:31:282
2786496994632,11cyclictest3467602-21systemd-journal20:05:002
2786496994628,5cyclictest30-21ksoftirqd/223:06:112
2786496994628,5cyclictest30-21ksoftirqd/223:06:112
2786496994625,13cyclictest2863127-21ls23:45:022
2786496994621,5cyclictest30-21ksoftirqd/223:36:422
2786496994619,4cyclictest30-21ksoftirqd/223:16:122
278649099464,3cyclictest131rcu_preempt21:12:251
278649099462,4cyclictest131rcu_preempt22:00:001
278649099462,3cyclictest131rcu_preempt23:58:291
278649099461,3cyclictest131rcu_preempt20:50:011
2786486994631,10cyclictest2790034-21cron20:20:000
278650099455,4cyclictest131rcu_preempt23:59:053
278650099455,4cyclictest131rcu_preempt23:30:593
278650099454,4cyclictest131rcu_preempt21:54:353
2786500994529,12cyclictest309-21in:imuxsock21:34:593
2786500994529,12cyclictest275-21dbus-daemon23:45:013
2786500994523,4cyclictest37-21ksoftirqd/322:56:423
2786500994522,4cyclictest37-21ksoftirqd/323:05:413
2786500994522,4cyclictest37-21ksoftirqd/323:05:413
2786496994527,12cyclictest30-21ksoftirqd/219:30:012
278649099454,3cyclictest131rcu_preempt23:12:001
278649099454,3cyclictest131rcu_preempt00:40:001
2786490994530,11cyclictest2787233-21systemd-run19:25:011
2786490994530,11cyclictest2787233-21systemd-run19:25:011
2786490994527,14cyclictest1-21systemd21:40:011
278649099452,4cyclictest131rcu_preempt00:01:241
278649099452,3cyclictest131rcu_preempt00:25:001
2786486994510,30cyclictest0-21swapper/020:55:020
278650099446,3cyclictest131rcu_preempt22:43:453
278650099445,3cyclictest131rcu_preempt21:45:363
278650099445,3cyclictest131rcu_preempt21:45:363
278650099442,3cyclictest131rcu_preempt00:10:013
2786496994435,6cyclictest2804088-21sh21:35:012
2786496994434,6cyclictest309-21in:imuxsock23:55:032
2786496994428,11cyclictest30-21ksoftirqd/221:40:022
278649099444,3cyclictest131rcu_preempt23:33:451
278649099443,7cyclictest131rcu_preempt22:50:021
278649099443,4cyclictest131rcu_preempt20:55:001
278649099443,3cyclictest131rcu_preempt23:54:361
278649099443,3cyclictest131rcu_preempt23:54:361
278649099443,3cyclictest131rcu_preempt23:26:331
278649099443,3cyclictest131rcu_preempt21:41:401
2786490994428,11cyclictest275-21dbus-daemon19:15:001
278649099442,3cyclictest131rcu_preempt22:24:451
278649099442,3cyclictest131rcu_preempt21:32:331
278649099442,3cyclictest131rcu_preempt00:28:081
278649099441,4cyclictest131rcu_preempt21:27:121
278649099441,3cyclictest131rcu_preempt23:50:021
278649099441,3cyclictest131rcu_preempt23:16:431
278649099441,3cyclictest131rcu_preempt23:08:291
278649099441,3cyclictest131rcu_preempt23:08:291
278649099441,3cyclictest131rcu_preempt22:56:241
278649099441,3cyclictest131rcu_preempt00:13:291
278649099441,3cyclictest131rcu_preempt00:13:291
278650099435,3cyclictest131rcu_preempt23:45:063
278650099433,3cyclictest131rcu_preempt23:03:473
2786500994333,5cyclictest309-21in:imuxsock20:15:013
2786500994327,13cyclictest275-21dbus-daemon21:25:013
278649699436,30cyclictest3467602-21systemd-journal00:05:002
278649699433,6cyclictest131rcu_preempt00:20:002
2786496994332,9cyclictest2882322-21sshd00:27:292
2786496994331,9cyclictest30-21ksoftirqd/223:30:022
2786496994330,9cyclictest3467602-21systemd-journal19:57:292
278649099434,3cyclictest131rcu_preempt22:52:231
278649099433,3cyclictest131rcu_preempt22:06:551
278649099433,3cyclictest131rcu_preempt21:53:381
2786490994330,9cyclictest1-21systemd19:20:011
2786490994330,9cyclictest1-21systemd19:20:001
278649099432,4cyclictest131rcu_preempt22:10:431
278649099432,3cyclictest131rcu_preempt00:35:011
278649099431,4cyclictest131rcu_preempt22:37:581
278649099431,3cyclictest131rcu_preempt23:05:001
278649099431,3cyclictest131rcu_preempt20:00:011
278650099428,4cyclictest2794940-21ssh21:15:013
2786500994227,11cyclictest1-21systemd22:55:013
2786500994221,6cyclictest37-21ksoftirqd/322:35:013
2786500994221,6cyclictest37-21ksoftirqd/322:35:013
278649699423,3cyclictest131rcu_preempt23:53:212
278649699423,3cyclictest131rcu_preempt23:53:212
2786496994226,12cyclictest1-21systemd21:55:012
2786496994223,14cyclictest3467602-21systemd-journal19:50:012
2786496994222,15cyclictest1-21systemd00:10:012
2786490994231,5cyclictest309-21in:imuxsock19:30:011
278649099422,3cyclictest131rcu_preempt22:25:371
278649099422,3cyclictest131rcu_preempt20:59:591
2786490994223,14cyclictest275-21dbus-daemon20:05:011
278649099421,3cyclictest131rcu_preempt22:20:001
278649099421,3cyclictest131rcu_preempt22:00:441
278649099421,3cyclictest131rcu_preempt21:17:231
278648699421,11cyclictest2786598-21cat19:10:020
2786500994119,6cyclictest37-21ksoftirqd/320:50:013
278650099411,3cyclictest131rcu_preempt20:00:033
278649699414,5cyclictest131rcu_preempt00:25:022
278649699414,3cyclictest131rcu_preempt22:54:482
278649699413,3cyclictest131rcu_preempt22:00:342
278649699412,7cyclictest131rcu_preempt19:20:012
278649699412,7cyclictest131rcu_preempt19:20:002
278649699412,3cyclictest131rcu_preempt22:12:262
278649099415,3cyclictest131rcu_preempt23:21:061
278649099413,4cyclictest131rcu_preempt22:40:301
278649099412,3cyclictest131rcu_preempt21:21:341
278649099412,3cyclictest131rcu_preempt19:35:021
278649099411,4cyclictest131rcu_preempt00:06:481
278649099411,3cyclictest131rcu_preempt21:05:011
278649099411,3cyclictest131rcu_preempt21:05:011
278650099407,3cyclictest131rcu_preempt21:16:213
278650099405,3cyclictest131rcu_preempt23:54:313
278650099405,3cyclictest131rcu_preempt23:54:313
278650099404,5cyclictest131rcu_preempt00:33:173
2786500994026,10cyclictest309-21in:imuxsock21:30:013
2786500994024,12cyclictest3467602-21systemd-journal20:55:013
278649699408,15cyclictest131rcu_preempt23:02:472
2786496994029,9cyclictest30-21ksoftirqd/222:30:012
2786496994028,9cyclictest275-21dbus-daemon20:25:012
2786496994024,13cyclictest3467602-21systemd-journal00:35:002
278649699402,3cyclictest131rcu_preempt22:41:472
2786496994020,9cyclictest2849327-21ssh23:15:002
2786496994018,5cyclictest30-21ksoftirqd/219:40:022
278649699401,3cyclictest131rcu_preempt22:39:482
2786496994011,6cyclictest131rcu_preempt21:20:002
278649099401,3cyclictest131rcu_preempt20:40:001
2786500993927,9cyclictest2786655-21sshd19:11:293
2786500993920,5cyclictest37-21ksoftirqd/323:25:303
2786500993918,15cyclictest275-21dbus-daemon19:25:013
2786500993918,15cyclictest275-21dbus-daemon19:25:013
278650099391,3cyclictest131rcu_preempt23:22:393
278649699393,5cyclictest131rcu_preempt19:55:022
2786496993929,7cyclictest2865247-21pluginstate23:50:012
2786496993928,8cyclictest2788230-21sshd19:42:292
278649699392,6cyclictest131rcu_preempt22:16:192
2786496993926,10cyclictest30-21ksoftirqd/200:13:452
2786496993926,10cyclictest30-21ksoftirqd/200:13:452
2786496993925,10cyclictest2787735-21systemd-run19:35:002
278649699392,3cyclictest131rcu_preempt21:46:592
278649699392,3cyclictest131rcu_preempt21:46:582
2786496993923,11cyclictest0-21swapper/223:00:022
2786496993920,14cyclictest3467602-21systemd-journal21:10:002
2786496993920,14cyclictest3467602-21systemd-journal20:17:292
2786496993911,5cyclictest131rcu_preempt20:35:002
278649099392,3cyclictest131rcu_preempt20:45:001
278649099391,3cyclictest131rcu_preempt20:14:291
278649099391,3cyclictest131rcu_preempt19:48:281
2786500993826,8cyclictest2792626-21cron21:09:593
2786496993818,14cyclictest275-21dbus-daemon20:40:012
278649699381,3cyclictest131rcu_preempt22:07:132
278649699381,3cyclictest131rcu_preempt21:25:312
2786496993811,23cyclictest1-21systemd19:15:012
2786496993810,6cyclictest131rcu_preempt20:48:292
278649099385,4cyclictest131rcu_preempt20:05:291
2786490993818,15cyclictest275-21dbus-daemon20:25:001
278649099381,3cyclictest131rcu_preempt20:35:011
278650099372,9cyclictest311-21rs:main3
2786500993725,8cyclictest37-21ksoftirqd/321:05:023
2786500993725,8cyclictest37-21ksoftirqd/321:05:023
2786500993722,11cyclictest37-21ksoftirqd/319:40:013
2786500993721,12cyclictest37-21ksoftirqd/319:55:023
2786496993727,7cyclictest2793847-21sshd21:12:192
2786496993725,9cyclictest30-21ksoftirqd/223:32:202
2786496993725,9cyclictest30-21ksoftirqd/220:09:592
2786496993724,8cyclictest30-21ksoftirqd/221:00:012
2786496993712,7cyclictest30-21ksoftirqd/222:20:352
278649099372,3cyclictest131rcu_preempt19:10:021
278650099364,4cyclictest131rcu_preempt19:35:003
278650099364,3cyclictest131rcu_preempt20:25:003
278650099363,5cyclictest131rcu_preempt19:10:023
278649699367,8cyclictest2789886-21latency_hist20:15:022
278649699362,3cyclictest131rcu_preempt21:22:472
278649099363,3cyclictest131rcu_preempt21:08:291
278649099362,3cyclictest131rcu_preempt19:42:291
278650099353,3cyclictest131rcu_preempt20:35:013
2786500993526,6cyclictest37-21ksoftirqd/319:20:013
2786500993526,6cyclictest37-21ksoftirqd/319:20:013
2786496993527,6cyclictest30-21ksoftirqd/220:55:012
2786496993525,6cyclictest274-21cron20:44:592
2786496993522,9cyclictest30-21ksoftirqd/221:05:012
2786496993522,9cyclictest30-21ksoftirqd/221:05:012
2786496993517,14cyclictest275-21dbus-daemon20:25:482
278649099351,3cyclictest131rcu_preempt20:17:001
278650099345,3cyclictest131rcu_preempt19:45:003
2786500993422,9cyclictest37-21ksoftirqd/320:20:023
278649699343,6cyclictest131rcu_preempt19:25:002
278649699343,6cyclictest131rcu_preempt19:25:002
2786500993226,4cyclictest2787444-21sshd19:26:593
278650099321,6cyclictest2791077-21sh20:39:593
2786500993120,8cyclictest0-21swapper/320:30:003
2786500993112,15cyclictest275-21dbus-daemon19:50:013
2786500992813,11cyclictest275-21dbus-daemon20:05:003
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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