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2026-01-28 - 03:23
[ 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 highest latencies:
System rackeslot3s.osadl.org (updated Wed Jan 28, 2026 00:45:13)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
804276998278,2cyclictest0-21swapper/021:45:020
80428699727,13cyclictest131rcu_preempt00:10:023
80427699712,39cyclictest131rcu_preempt00:05:480
804276996824,41cyclictest896492-21ssh00:20:020
80428699661,28cyclictest131rcu_preempt22:40:023
80427699631,23cyclictest131rcu_preempt22:45:250
804286996241,16cyclictest1-21systemd20:05:013
80427699625,51cyclictest12-21ksoftirqd/000:05:000
80427699622,25cyclictest131rcu_preempt22:11:500
804276996014,3cyclictest131rcu_preempt22:06:270
804276996014,3cyclictest131rcu_preempt22:06:270
804286995937,17cyclictest3467602-21systemd-journal00:05:003
804286995916,5cyclictest346771850lldpd22:00:173
804276995927,16cyclictest893656-21ssh00:14:050
804276995915,6cyclictest16850irq/134-800000022:42:400
80427699591,37cyclictest131rcu_preempt20:40:210
804286995838,16cyclictest1-21systemd19:25:003
804280995836,16cyclictest810434-21diskmemload21:45:021
804276995828,15cyclictest827615-21ssh21:47:510
804276995816,3cyclictest131rcu_preempt22:19:050
804276995816,3cyclictest131rcu_preempt22:19:050
804276995813,40cyclictest12-21ksoftirqd/022:05:000
804286995736,15cyclictest275-21dbus-daemon20:20:013
804276995717,7cyclictest16850irq/134-800000022:00:010
804276995711,3cyclictest131rcu_preempt23:52:520
804276995628,12cyclictest813251-21ssh21:15:530
804276995626,15cyclictest857812-21ssh22:55:010
804276995626,15cyclictest857812-21ssh22:55:010
804276995619,6cyclictest16850irq/134-800000000:32:050
804276995619,6cyclictest16850irq/134-800000000:32:050
80428099551,7cyclictest0-21swapper/121:19:591
80427699553,46cyclictest887250-21modprobe23:59:590
80427699553,46cyclictest887250-21modprobe00:00:000
80427699553,25cyclictest131rcu_preempt23:06:570
804276995524,16cyclictest822562-21ssh21:36:250
804276995523,3cyclictest131rcu_preempt23:27:220
804276995519,33cyclictest16850irq/134-800000000:23:540
804276995519,32cyclictest16850irq/134-800000023:46:050
804276995519,32cyclictest16850irq/134-800000000:35:070
804276995517,4cyclictest12-21ksoftirqd/022:59:450
80428699548,5cyclictest131rcu_preempt22:48:183
804282995439,10cyclictest887368-21sed00:00:022
804282995439,10cyclictest887368-21sed00:00:022
804276995419,6cyclictest16850irq/134-800000023:02:470
804276995419,31cyclictest16850irq/134-800000022:30:170
804276995419,30cyclictest16850irq/134-800000021:20:260
804276995419,30cyclictest16850irq/134-800000021:20:260
804276995418,6cyclictest16850irq/134-800000022:35:220
804276995417,6cyclictest16850irq/134-800000023:23:150
804276995417,32cyclictest16850irq/134-800000023:11:190
804276995417,32cyclictest16850irq/134-800000022:22:120
804276995415,35cyclictest16850irq/134-800000022:30:000
80427699541,25cyclictest131rcu_preempt21:10:260
80427699541,25cyclictest131rcu_preempt21:10:260
804286995329,16cyclictest275-21dbus-daemon00:35:013
804286995329,16cyclictest275-21dbus-daemon00:35:013
804286995318,8cyclictest131rcu_preempt21:26:283
80427699532,4cyclictest131rcu_preempt19:54:210
80427699532,4cyclictest131rcu_preempt19:54:210
804276995319,6cyclictest16850irq/134-800000021:52:390
804276995318,6cyclictest16850irq/134-800000023:37:220
804276995318,6cyclictest16850irq/134-800000023:30:040
804276995317,7cyclictest16850irq/134-800000023:15:320
804276995317,31cyclictest16850irq/134-800000021:25:380
80428699529,16cyclictest131rcu_preempt00:00:003
80428699529,16cyclictest131rcu_preempt00:00:003
804276995218,6cyclictest16850irq/134-800000000:25:560
804276995214,7cyclictest16850irq/134-800000021:30:190
804286995129,15cyclictest1-21systemd20:55:013
80428299514,3cyclictest131rcu_preempt22:40:002
804286995033,13cyclictest3467602-21systemd-journal21:20:023
804286995033,13cyclictest3467602-21systemd-journal21:20:023
804286995025,18cyclictest275-21dbus-daemon21:10:013
804282995012,6cyclictest131rcu_preempt23:40:012
804280995035,12cyclictest841996-21/usr/sbin/munin22:20:021
804280995035,12cyclictest841996-21/usr/sbin/munin22:20:011
804286994919,20cyclictest275-21dbus-daemon19:45:013
80428299494,3cyclictest131rcu_preempt00:25:012
80428299493,3cyclictest131rcu_preempt23:50:002
80428299491,4cyclictest131rcu_preempt23:35:022
80428099493,3cyclictest131rcu_preempt22:57:581
80427699494,3cyclictest131rcu_preempt23:40:060
80428699487,12cyclictest37-21ksoftirqd/322:00:023
80428699486,31cyclictest808368-21cut20:30:003
804286994831,12cyclictest1-21systemd20:35:003
804286994811,6cyclictest131rcu_preempt23:40:013
804286994811,5cyclictest131rcu_preempt23:05:003
80428299483,3cyclictest131rcu_preempt00:09:152
804282994825,12cyclictest827432-21rm21:47:252
80428299481,3cyclictest131rcu_preempt23:55:022
80428299481,3cyclictest131rcu_preempt22:00:002
804280994827,16cyclictest3467602-21systemd-journal22:10:011
804280994827,16cyclictest3467602-21systemd-journal22:10:011
804280994826,16cyclictest275-21dbus-daemon22:05:011
80427699482,4cyclictest131rcu_preempt20:50:010
80428699479,15cyclictest37-21ksoftirqd/300:36:033
80428699479,12cyclictest37-21ksoftirqd/300:20:003
80428699477,30cyclictest839721-21cut22:15:003
80428699473,6cyclictest131rcu_preempt20:10:013
804286994729,11cyclictest309-21in:imuxsock19:50:003
804286994722,18cyclictest275-21dbus-daemon19:55:013
804286994722,18cyclictest275-21dbus-daemon19:55:013
804286994716,7cyclictest131rcu_preempt20:25:013
80428699471,5cyclictest131rcu_preempt23:15:023
804286994710,4cyclictest131rcu_preempt22:30:013
80428299473,4cyclictest131rcu_preempt00:36:532
80428299473,3cyclictest131rcu_preempt19:20:012
80428299473,3cyclictest131rcu_preempt19:20:012
804282994731,12cyclictest275-21dbus-daemon19:50:012
804282994730,12cyclictest1-21systemd21:10:012
80428299472,3cyclictest131rcu_preempt00:35:022
80428299472,3cyclictest131rcu_preempt00:35:022
80428299471,3cyclictest131rcu_preempt23:20:032
804280994730,14cyclictest23-21ksoftirqd/100:21:221
804280994729,13cyclictest839725-21systemd-run22:15:001
804286994626,15cyclictest805244-21cron19:30:003
804286994626,14cyclictest3467602-21systemd-journal21:40:013
804286994622,18cyclictest1-21systemd00:25:013
804286994615,6cyclictest131rcu_preempt21:20:003
80428299464,3cyclictest131rcu_preempt22:42:082
80428299464,3cyclictest131rcu_preempt22:33:092
80428299463,3cyclictest131rcu_preempt22:25:212
804282994627,15cyclictest275-21dbus-daemon00:20:012
80428299462,3cyclictest131rcu_preempt21:23:362
80428299462,3cyclictest131rcu_preempt21:23:362
80428299461,3cyclictest131rcu_preempt23:45:002
80428299461,3cyclictest131rcu_preempt20:10:022
804280994611,5cyclictest131rcu_preempt21:48:021
80427699464,3cyclictest131rcu_preempt19:10:020
80428699452,8cyclictest131rcu_preempt21:50:033
804286994527,11cyclictest810434-21diskmemload23:00:013
804286994519,18cyclictest275-21dbus-daemon19:35:013
804286994515,7cyclictest131rcu_preempt22:55:013
804286994515,7cyclictest131rcu_preempt22:55:013
804286994515,6cyclictest131rcu_preempt23:08:573
804286994511,6cyclictest131rcu_preempt23:20:023
80428299453,4cyclictest131rcu_preempt22:10:532
80428299453,4cyclictest131rcu_preempt00:12:562
80428299453,3cyclictest131rcu_preempt21:45:002
80428299452,4cyclictest131rcu_preempt21:32:292
80428299452,3cyclictest131rcu_preempt23:05:012
80428299452,3cyclictest131rcu_preempt22:56:502
80428299452,3cyclictest131rcu_preempt20:35:002
80428299451,3cyclictest131rcu_preempt23:13:532
80428299451,3cyclictest131rcu_preempt23:10:002
804282994511,13cyclictest30-21ksoftirqd/222:10:022
804282994511,13cyclictest30-21ksoftirqd/222:10:012
80428099453,3cyclictest131rcu_preempt20:40:021
804280994529,11cyclictest309-21in:imuxsock22:35:011
80428099451,3cyclictest131rcu_preempt00:17:541
80427699454,3cyclictest131rcu_preempt20:10:020
804276994533,9cyclictest16950irq/224-800000021:10:000
804276994520,6cyclictest12-21ksoftirqd/021:00:010
804276994520,6cyclictest12-21ksoftirqd/021:00:010
80428699449,5cyclictest131rcu_preempt22:20:023
80428699449,5cyclictest131rcu_preempt22:20:023
804286994429,10cyclictest873829-21sed23:30:023
804286994429,10cyclictest3467602-21systemd-journal21:50:213
804286994428,10cyclictest810434-21diskmemload21:30:033
804286994419,20cyclictest37-21ksoftirqd/323:43:183
804286994411,8cyclictest131rcu_preempt21:44:353
80428299445,3cyclictest131rcu_preempt00:01:492
80428299444,3cyclictest131rcu_preempt21:18:072
80428299444,3cyclictest131rcu_preempt20:55:002
80428299443,3cyclictest131rcu_preempt22:04:282
804282994430,11cyclictest830853-21cat21:55:022
80428299442,4cyclictest131rcu_preempt22:47:312
80428299442,3cyclictest131rcu_preempt00:26:072
804282994416,10cyclictest0-21swapper/222:17:092
804282994416,10cyclictest0-21swapper/222:17:092
80428299441,3cyclictest131rcu_preempt21:40:012
80428299441,3cyclictest131rcu_preempt19:15:012
804280994431,9cyclictest1-21systemd22:25:011
804280994426,13cyclictest275-21dbus-daemon23:30:011
80428099441,24cyclictest806003-21kworker/u8:019:45:021
80427699444,4cyclictest131rcu_preempt21:01:030
80427699444,3cyclictest131rcu_preempt20:15:010
80427699444,3cyclictest131rcu_preempt19:20:020
80427699444,3cyclictest131rcu_preempt19:20:010
80427699444,3cyclictest131rcu_preempt19:15:000
80427699441,3cyclictest131rcu_preempt20:34:590
80428699437,5cyclictest131rcu_preempt19:20:023
80428699437,5cyclictest131rcu_preempt19:20:013
804286994330,8cyclictest810178-21munin-plugin-st21:04:593
804286994327,12cyclictest37-21ksoftirqd/321:10:523
804286994327,12cyclictest37-21ksoftirqd/321:10:523
804286994325,13cyclictest3467602-21systemd-journal20:40:003
804286994325,13cyclictest3467602-21systemd-journal19:35:023
804286994322,16cyclictest848791-21cat22:35:023
804286994319,20cyclictest37-21ksoftirqd/322:07:043
804286994319,20cyclictest37-21ksoftirqd/322:07:043
804286994317,6cyclictest131rcu_preempt20:45:003
80428699431,5cyclictest131rcu_preempt23:53:283
80428299433,3cyclictest131rcu_preempt23:25:022
80428299433,3cyclictest131rcu_preempt22:25:002
80428299433,3cyclictest131rcu_preempt19:45:012
80428299432,3cyclictest131rcu_preempt21:28:532
80428299432,3cyclictest131rcu_preempt19:55:012
80428299432,3cyclictest131rcu_preempt19:55:012
80428299432,3cyclictest131rcu_preempt19:40:012
804282994323,14cyclictest3467602-21systemd-journal20:00:002
80428299431,3cyclictest131rcu_preempt22:51:022
80428299431,3cyclictest131rcu_preempt22:51:022
80428099434,3cyclictest131rcu_preempt00:26:061
80428099433,3cyclictest131rcu_preempt00:38:401
804280994330,9cyclictest23-21ksoftirqd/123:05:001
80428099431,3cyclictest131rcu_preempt21:55:021
80427699432,3cyclictest131rcu_preempt20:55:000
80428699429,5cyclictest131rcu_preempt23:45:423
80428699425,10cyclictest37-21ksoftirqd/321:00:013
80428699425,10cyclictest37-21ksoftirqd/321:00:013
804286994224,13cyclictest37-21ksoftirqd/322:41:573
80428299424,3cyclictest131rcu_preempt20:30:022
80428299423,3cyclictest131rcu_preempt20:20:022
80428299422,3cyclictest131rcu_preempt23:25:162
80428299421,3cyclictest131rcu_preempt21:12:162
80428299421,3cyclictest131rcu_preempt21:12:152
80428299421,3cyclictest131rcu_preempt20:25:032
804280994227,12cyclictest23-21ksoftirqd/121:10:011
80428099422,6cyclictest131rcu_preempt21:15:011
80428099422,6cyclictest131rcu_preempt21:15:011
804280994226,13cyclictest23-21ksoftirqd/123:06:131
80428099421,4cyclictest131rcu_preempt22:45:011
804280994210,6cyclictest131rcu_preempt23:20:021
80427699424,4cyclictest131rcu_preempt19:59:590
80428699419,5cyclictest131rcu_preempt23:21:053
80428699413,8cyclictest37-21ksoftirqd/300:05:453
804286994127,10cyclictest37-21ksoftirqd/300:25:593
80428699412,5cyclictest131rcu_preempt19:15:013
804286994124,10cyclictest309-21in:imuxsock20:50:003
80428299413,3cyclictest131rcu_preempt19:35:012
80428299413,3cyclictest131rcu_preempt19:28:202
804282994129,9cyclictest3467602-21systemd-journal20:38:212
80428299412,3cyclictest131rcu_preempt20:50:002
80428299411,3cyclictest131rcu_preempt19:25:012
80428099413,3cyclictest131rcu_preempt23:35:001
804280994132,5cyclictest878201-21sendmail23:40:001
804280994129,9cyclictest23-21ksoftirqd/123:45:011
804280994126,11cyclictest275-21dbus-daemon21:05:001
804280994126,10cyclictest1-21systemd20:00:001
80428099412,3cyclictest131rcu_preempt21:58:031
80428099411,4cyclictest131rcu_preempt19:25:021
80428099411,4cyclictest131rcu_preempt00:00:001
80428099411,4cyclictest131rcu_preempt00:00:001
80428099411,3cyclictest131rcu_preempt21:24:041
80428099411,3cyclictest131rcu_preempt21:24:041
80427699412,34cyclictest807870-21true20:20:010
80427699411,36cyclictest808343-21sshd20:27:210
80428699405,27cyclictest876063-21latency_hist23:35:013
80428699405,26cyclictest807595-21wc20:15:013
80428299404,3cyclictest131rcu_preempt20:15:012
804282994020,5cyclictest30-21ksoftirqd/220:45:022
80428099402,6cyclictest131rcu_preempt19:10:011
804280994026,10cyclictest23-21ksoftirqd/119:30:011
804280994024,12cyclictest23-21ksoftirqd/123:23:161
80428099401,4cyclictest131rcu_preempt20:25:021
80428099401,3cyclictest131rcu_preempt00:33:401
80428099401,3cyclictest131rcu_preempt00:33:401
80427699403,4cyclictest131rcu_preempt20:40:020
804276994020,5cyclictest12-21ksoftirqd/019:50:010
804276994019,5cyclictest12-21ksoftirqd/019:30:000
80427699401,36cyclictest0-21swapper/020:05:000
80428699391,4cyclictest131rcu_preempt22:20:303
80428299395,3cyclictest131rcu_preempt20:05:002
80428299394,3cyclictest131rcu_preempt21:01:212
804282993926,10cyclictest275-21dbus-daemon21:00:012
804282993926,10cyclictest275-21dbus-daemon21:00:012
80428099399,5cyclictest131rcu_preempt23:51:031
804280993924,11cyclictest3467602-21systemd-journal23:50:001
804280993924,11cyclictest275-21dbus-daemon23:15:011
80427699394,4cyclictest131rcu_preempt19:40:000
80428699382,5cyclictest131rcu_preempt19:10:023
804286993816,16cyclictest3467602-21systemd-journal19:59:593
80428099384,3cyclictest131rcu_preempt00:02:281
804280993824,10cyclictest275-21dbus-daemon20:15:001
804280993822,13cyclictest3467602-21systemd-journal00:15:011
804280993822,12cyclictest3467602-21systemd-journal19:50:001
80428099381,4cyclictest131rcu_preempt22:55:021
80428099381,4cyclictest131rcu_preempt22:55:021
80428099381,3cyclictest131rcu_preempt22:40:001
80428099381,3cyclictest131rcu_preempt22:30:021
804276993817,6cyclictest131rcu_preempt19:41:210
80428099373,7cyclictest131rcu_preempt20:20:001
80428099372,6cyclictest131rcu_preempt21:00:021
80428099372,6cyclictest131rcu_preempt21:00:021
804280993726,8cyclictest3467602-21systemd-journal21:30:211
80428099372,4cyclictest131rcu_preempt20:10:011
80428099372,3cyclictest131rcu_preempt22:47:171
80428099371,3cyclictest131rcu_preempt20:30:011
804276993720,5cyclictest12-21ksoftirqd/020:25:010
80428099363,3cyclictest131rcu_preempt00:09:391
804280993626,8cyclictest23-21ksoftirqd/121:40:011
804280993625,9cyclictest23-21ksoftirqd/121:26:041
80428099362,3cyclictest131rcu_preempt20:50:021
804280993622,9cyclictest275-21dbus-daemon20:05:011
80428099361,4cyclictest131rcu_preempt20:30:021
804280993524,8cyclictest23-21ksoftirqd/119:20:021
804280993524,8cyclictest23-21ksoftirqd/119:20:021
804280993521,10cyclictest23-21ksoftirqd/119:55:021
804280993521,10cyclictest23-21ksoftirqd/119:55:011
80427699354,4cyclictest131rcu_preempt19:35:020
80427699354,19cyclictest131rcu_preempt19:25:000
80428099341,4cyclictest131rcu_preempt20:55:021
80428099341,4cyclictest131rcu_preempt19:34:591
80428299331,3cyclictest131rcu_preempt19:10:012
804280993325,6cyclictest23-21ksoftirqd/119:15:011
804280993221,8cyclictest23-21ksoftirqd/120:42:211
804280992922,4cyclictest805762-21latency_hist19:40:031
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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