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2026-01-26 - 13:21
[ 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 Mon Jan 26, 2026 00:45:15)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
171388997530,40cyclictest3467602-21systemd-journal00:20:020
171395997130,36cyclictest195650-21cron21:50:012
171398996821,10cyclictest37-21ksoftirqd/320:40:003
171395996725,7cyclictest245451-21cut23:40:022
171395996633,29cyclictest254799-21sh00:00:232
171388996548,12cyclictest1-21systemd21:10:010
17138899643,6cyclictest131rcu_preempt00:00:030
171395996226,4cyclictest246716-21sh23:42:482
17139299619,19cyclictest193506-21ssh21:45:031
171395995927,10cyclictest30-21ksoftirqd/223:17:462
171395995926,9cyclictest30-21ksoftirqd/221:39:382
171395995925,4cyclictest178353-21sshd21:11:262
171395995925,4cyclictest178353-21sshd21:11:252
171398995815,11cyclictest37-21ksoftirqd/322:15:023
171395995816,13cyclictest3467602-21systemd-journal22:20:012
171395995816,13cyclictest3467602-21systemd-journal22:20:002
17138899581,12cyclictest1-21systemd00:40:010
171395995723,9cyclictest30-21ksoftirqd/200:34:402
171395995723,10cyclictest30-21ksoftirqd/200:15:022
171388995627,13cyclictest180751-21ssh21:16:500
17138899562,37cyclictest232407-21ssh23:11:010
171398995513,6cyclictest131rcu_preempt21:51:353
171395995525,8cyclictest30-21ksoftirqd/222:39:402
17138899555,30cyclictest131rcu_preempt22:38:510
171388995526,13cyclictest197029-21ssh21:52:540
171388995521,18cyclictest185966-21ssh21:28:260
17139899549,9cyclictest37-21ksoftirqd/322:03:113
17139899546,11cyclictest37-21ksoftirqd/323:12:383
17139899545,9cyclictest37-21ksoftirqd/300:40:003
17139599547,43cyclictest179976-21ssh21:15:032
171395995426,6cyclictest30-21ksoftirqd/222:22:482
17139299541,7cyclictest204907-21latency_hist22:10:031
17139299541,7cyclictest204907-21latency_hist22:10:021
171388995428,11cyclictest203172-21ssh22:06:230
171388995428,11cyclictest203172-21ssh22:06:220
171388995425,13cyclictest221384-21ssh22:46:350
171388995424,14cyclictest230285-21ssh23:06:190
17139899538,6cyclictest131rcu_preempt21:43:013
17139899536,5cyclictest131rcu_preempt21:56:143
17139899536,10cyclictest37-21ksoftirqd/322:25:013
17139899532,9cyclictest37-21ksoftirqd/321:10:023
171398995313,5cyclictest131rcu_preempt21:49:563
171398995310,7cyclictest131rcu_preempt22:20:023
171398995310,7cyclictest131rcu_preempt22:20:013
171392995336,11cyclictest272521-21cat00:40:011
171392995333,7cyclictest23-21ksoftirqd/123:52:051
171392995333,7cyclictest23-21ksoftirqd/123:52:041
17138899533,29cyclictest131rcu_preempt00:24:070
171388995328,10cyclictest250689-21ssh23:51:380
171388995328,10cyclictest250689-21ssh23:51:380
17138899531,5cyclictest131rcu_preempt21:14:200
17138899531,5cyclictest131rcu_preempt21:14:200
171398995216,8cyclictest131rcu_preempt23:57:593
171398995213,5cyclictest131rcu_preempt23:37:463
171398995211,5cyclictest131rcu_preempt00:09:403
17139899521,11cyclictest37-21ksoftirqd/300:14:543
171395995233,14cyclictest275-21dbus-daemon19:45:012
171395995222,7cyclictest30-21ksoftirqd/222:10:022
171395995222,7cyclictest30-21ksoftirqd/222:10:012
17139299525,6cyclictest131rcu_preempt19:40:031
171392995227,13cyclictest193812-21rm21:45:371
171392995212,5cyclictest131rcu_preempt22:41:041
171392995212,5cyclictest131rcu_preempt22:41:031
171388995226,10cyclictest189791-21ssh21:36:480
171388995225,23cyclictest12-21ksoftirqd/000:12:200
171388995219,29cyclictest12-21ksoftirqd/022:23:190
17139899516,8cyclictest37-21ksoftirqd/321:20:023
171398995111,7cyclictest37-21ksoftirqd/322:46:253
171395995132,13cyclictest275-21dbus-daemon21:10:002
17139299519,10cyclictest23-21ksoftirqd/122:57:501
17139299518,9cyclictest131rcu_preempt23:45:011
17139299511,6cyclictest172955-21latency_hist19:40:011
17139899508,8cyclictest37-21ksoftirqd/300:16:123
17139899505,6cyclictest37-21ksoftirqd/323:00:403
171398995019,5cyclictest131rcu_preempt23:53:343
171398995019,5cyclictest131rcu_preempt23:53:343
171398995014,6cyclictest131rcu_preempt22:08:203
171398995014,6cyclictest131rcu_preempt22:08:193
171398995011,7cyclictest131rcu_preempt21:28:253
171398995010,6cyclictest131rcu_preempt00:02:163
171392995020,21cyclictest23-21ksoftirqd/121:19:161
171392995014,28cyclictest191200-21ssh21:40:011
17138899505,37cyclictest16950irq/224-800000023:05:020
171388995030,15cyclictest275-21dbus-daemon22:05:000
171388995024,11cyclictest225755-21ssh22:56:180
17138899502,18cyclictest219646-21ssh22:43:000
17138899502,18cyclictest219646-21ssh22:43:000
171388995012,6cyclictest131rcu_preempt20:20:000
17139899498,10cyclictest37-21ksoftirqd/320:10:003
17139899496,9cyclictest37-21ksoftirqd/322:54:273
17139899496,9cyclictest37-21ksoftirqd/322:54:263
17139899496,8cyclictest37-21ksoftirqd/319:35:013
171398994941,5cyclictest361rcuc/322:29:053
17139899492,5cyclictest131rcu_preempt23:00:003
171398994919,5cyclictest131rcu_preempt22:44:113
171398994919,5cyclictest131rcu_preempt22:44:103
17139899491,7cyclictest174949-21munin-run20:19:593
171398994915,18cyclictest37-21ksoftirqd/323:25:223
171398994914,9cyclictest37-21ksoftirqd/323:17:013
171398994911,6cyclictest131rcu_preempt21:38:483
171395994933,13cyclictest1-21systemd23:30:012
171388994932,14cyclictest209047-21ssh22:19:390
171388994932,14cyclictest209047-21ssh22:19:380
171388994932,12cyclictest275-21dbus-daemon23:35:010
171388994929,15cyclictest270255-21ssh00:35:010
17139899487,9cyclictest37-21ksoftirqd/300:34:593
171398994820,20cyclictest361rcuc/323:40:093
171398994817,19cyclictest37-21ksoftirqd/322:33:003
171398994810,5cyclictest131rcu_preempt23:30:373
171395994834,9cyclictest3467602-21systemd-journal21:55:002
171395994830,14cyclictest3467602-21systemd-journal21:40:012
171392994821,19cyclictest23-21ksoftirqd/121:27:211
171392994820,20cyclictest23-21ksoftirqd/123:56:241
17138899481,42cyclictest364-21snmpd21:41:070
17138899481,39cyclictest12-21ksoftirqd/000:01:300
17139899477,6cyclictest131rcu_preempt21:13:533
17139899477,6cyclictest131rcu_preempt21:13:533
17139899476,8cyclictest37-21ksoftirqd/323:22:583
17139899474,9cyclictest37-21ksoftirqd/323:45:063
17139899473,6cyclictest37-21ksoftirqd/321:35:023
17139899473,6cyclictest37-21ksoftirqd/321:35:013
171398994731,12cyclictest275-21dbus-daemon19:50:003
17139899471,8cyclictest176922-21cat20:55:023
17139899471,17cyclictest0-21swapper/322:38:343
171398994711,6cyclictest131rcu_preempt00:23:583
171392994719,20cyclictest23-21ksoftirqd/121:15:011
171392994719,20cyclictest23-21ksoftirqd/121:15:001
171392994719,20cyclictest23-21ksoftirqd/100:24:141
171392994717,18cyclictest131rcu_preempt20:30:031
17139299471,5cyclictest131rcu_preempt21:55:001
171392994710,5cyclictest131rcu_preempt23:25:011
171388994732,12cyclictest244703-21sh23:38:260
171388994731,11cyclictest275-21dbus-daemon22:00:010
171388994716,28cyclictest12-21ksoftirqd/023:45:020
17138899471,42cyclictest131rcu_preempt21:21:350
17139899461,8cyclictest171862-21sendmail-msp19:20:003
17139899461,6cyclictest0-21swapper/320:00:023
171395994629,12cyclictest200186-21systemctl22:00:002
171395994629,11cyclictest3467602-21systemd-journal23:59:592
171395994625,16cyclictest3467602-21systemd-journal00:25:012
171392994617,12cyclictest23-21ksoftirqd/123:03:371
171392994614,9cyclictest131rcu_preempt23:09:091
171392994612,6cyclictest131rcu_preempt00:20:001
171392994611,8cyclictest131rcu_preempt22:45:471
171388994638,6cyclictest12-21ksoftirqd/023:48:220
17138899463,4cyclictest131rcu_preempt21:32:580
17138899463,4cyclictest131rcu_preempt21:32:570
171388994628,14cyclictest214902-21ssh22:32:260
17138899462,5cyclictest131rcu_preempt00:06:510
17138899462,15cyclictest205723-21ssh22:12:040
171388994618,13cyclictest211804-21ssh22:25:130
17139899457,5cyclictest131rcu_preempt23:07:133
17139899451,9cyclictest37-21ksoftirqd/319:40:013
17139899451,9cyclictest37-21ksoftirqd/319:40:013
17139899451,5cyclictest0-21swapper/321:05:013
171395994533,10cyclictest30-21ksoftirqd/220:04:592
17139299459,7cyclictest131rcu_preempt00:35:011
17139299455,10cyclictest23-21ksoftirqd/123:46:211
171392994527,6cyclictest23-21ksoftirqd/121:20:161
17139299451,7cyclictest0-21swapper/122:33:451
171392994515,6cyclictest131rcu_preempt00:26:111
171392994514,10cyclictest131rcu_preempt00:02:501
171392994512,9cyclictest131rcu_preempt22:01:031
171392994510,8cyclictest131rcu_preempt22:36:541
171388994529,11cyclictest3467718-21lldpd20:15:020
171388994529,11cyclictest3467718-21lldpd20:15:010
171388994528,13cyclictest225036-21ssh22:55:020
171388994528,13cyclictest225036-21ssh22:55:010
171388994527,14cyclictest193950-21ssh21:45:570
17138899452,40cyclictest225025-21kworker/u8:123:25:000
171388994519,5cyclictest131rcu_preempt21:00:010
171388994519,5cyclictest131rcu_preempt21:00:000
171388994516,7cyclictest12-21ksoftirqd/023:29:240
17138899451,40cyclictest266257-21ssh00:25:460
17139899449,5cyclictest131rcu_preempt20:30:023
171398994410,6cyclictest131rcu_preempt21:21:273
171395994421,5cyclictest131rcu_preempt22:55:022
171395994421,5cyclictest131rcu_preempt22:55:022
171392994428,12cyclictest3467602-21systemd-journal21:00:011
171392994428,12cyclictest3467602-21systemd-journal21:00:001
171392994426,13cyclictest275-21dbus-daemon22:30:011
17139299442,5cyclictest131rcu_preempt20:10:001
171392994422,13cyclictest0-21swapper/122:54:231
171392994422,13cyclictest0-21swapper/122:54:221
17139299441,4cyclictest131rcu_preempt20:35:011
171392994414,10cyclictest131rcu_preempt21:57:101
171392994411,6cyclictest131rcu_preempt19:10:021
17138899446,8cyclictest12-21ksoftirqd/019:50:000
171388994428,12cyclictest234456-21ssh23:15:330
171388994426,15cyclictest173904-21cat20:00:000
171388994424,14cyclictest3467602-21systemd-journal19:40:010
171388994424,14cyclictest3467602-21systemd-journal19:40:000
171388994412,19cyclictest0-21swapper/019:10:000
17139899439,6cyclictest131rcu_preempt00:25:163
17139899434,8cyclictest37-21ksoftirqd/319:55:033
171398994326,13cyclictest37-21ksoftirqd/321:00:023
171398994326,13cyclictest37-21ksoftirqd/321:00:013
17139899431,14cyclictest0-21swapper/320:15:013
17139899431,14cyclictest0-21swapper/320:15:003
171395994333,6cyclictest309-21in:imuxsock20:25:012
17139599431,6cyclictest131rcu_preempt19:55:022
17139299432,7cyclictest23-21ksoftirqd/120:20:001
171392994325,13cyclictest275-21dbus-daemon19:30:001
17139299431,9cyclictest0-21swapper/100:11:391
171392994316,6cyclictest221rcuc/123:17:581
17139299431,5cyclictest131rcu_preempt23:11:121
17139299431,5cyclictest131rcu_preempt19:20:021
171392994314,9cyclictest131rcu_preempt23:39:561
171392994311,6cyclictest131rcu_preempt00:09:521
17139599428,5cyclictest131rcu_preempt22:55:442
171395994229,11cyclictest30-21ksoftirqd/220:20:002
171395994228,11cyclictest30-21ksoftirqd/223:46:312
171395994227,9cyclictest173888-21cron20:00:012
171395994227,11cyclictest275-21dbus-daemon20:45:022
171395994227,11cyclictest275-21dbus-daemon20:45:012
17139599422,4cyclictest131rcu_preempt19:40:032
17139599422,4cyclictest131rcu_preempt19:40:022
171392994229,8cyclictest175957-21cron20:40:011
17139299422,5cyclictest131rcu_preempt23:35:011
171388994223,14cyclictest3467602-21systemd-journal21:05:000
171398994111,6cyclictest131rcu_preempt20:50:013
171395994128,10cyclictest30-21ksoftirqd/222:42:372
171395994128,10cyclictest30-21ksoftirqd/222:42:362
171395994125,12cyclictest251247-21sh23:52:572
171395994125,12cyclictest251247-21sh23:52:562
171395994120,18cyclictest271561-21sshd00:37:402
171395994112,6cyclictest131rcu_preempt00:15:022
17139299418,5cyclictest131rcu_preempt21:32:491
17139299418,5cyclictest131rcu_preempt21:32:491
17139299415,6cyclictest131rcu_preempt19:35:011
171392994123,13cyclictest23-21ksoftirqd/120:55:011
171392994116,7cyclictest23-21ksoftirqd/120:15:011
171392994116,7cyclictest23-21ksoftirqd/120:15:001
171388994134,4cyclictest16950irq/224-800000019:25:020
171388994123,13cyclictest3467602-21systemd-journal20:55:020
171398994012,5cyclictest131rcu_preempt19:25:033
17139599406,9cyclictest30-21ksoftirqd/221:33:272
17139599406,9cyclictest30-21ksoftirqd/221:33:262
17139599404,3cyclictest131rcu_preempt19:50:002
171395994030,7cyclictest171572-21sh19:15:002
171395994026,11cyclictest3467602-21systemd-journal20:38:252
171395994026,11cyclictest30-21ksoftirqd/221:23:432
17139599401,5cyclictest0-21swapper/222:01:112
17139599401,4cyclictest0-21swapper/223:31:262
17139299408,5cyclictest131rcu_preempt20:00:011
171392994031,5cyclictest177514-21cron21:10:001
171392994029,8cyclictest23-21ksoftirqd/122:23:111
171392994027,10cyclictest1-21systemd20:50:011
17139299401,7cyclictest174341-21latency_hist20:05:011
171392994011,9cyclictest131rcu_preempt22:11:111
171392994011,5cyclictest131rcu_preempt23:27:471
17138899409,11cyclictest0-21swapper/020:35:020
171388994020,14cyclictest275-21dbus-daemon20:05:010
17138899401,7cyclictest176085-21latency_hist20:40:010
17138899401,35cyclictest364-21snmpd19:30:340
17139899395,7cyclictest37-21ksoftirqd/320:35:003
171395993924,10cyclictest3467602-21systemd-journal23:25:002
171395993923,13cyclictest30-21ksoftirqd/221:29:592
171395993923,13cyclictest30-21ksoftirqd/200:30:022
171395993914,6cyclictest131rcu_preempt23:08:122
17139299393,7cyclictest23-21ksoftirqd/119:42:241
171392993928,8cyclictest23-21ksoftirqd/121:05:011
171392993913,6cyclictest131rcu_preempt19:25:011
171392993910,5cyclictest131rcu_preempt22:16:081
171392993910,5cyclictest131rcu_preempt22:16:071
171388993928,8cyclictest3467602-21systemd-journal20:49:590
171388993925,10cyclictest3467602-21systemd-journal19:29:590
171398993810,6cyclictest131rcu_preempt19:10:023
17139599386,21cyclictest176987-21modprobe21:00:012
17139599386,21cyclictest176987-21modprobe21:00:002
171395993830,6cyclictest30-21ksoftirqd/222:15:012
171395993828,8cyclictest30-21ksoftirqd/223:04:142
171395993827,8cyclictest175682-21sshd20:30:242
171395993826,9cyclictest30-21ksoftirqd/222:32:232
171395993812,18cyclictest30-21ksoftirqd/220:15:042
171395993812,18cyclictest30-21ksoftirqd/220:15:032
171392993811,5cyclictest131rcu_preempt19:15:011
171388993825,9cyclictest176228-21sshd20:44:240
171388993825,9cyclictest176228-21sshd20:44:240
171388993824,10cyclictest1-21systemd20:25:020
171388993821,13cyclictest3467602-21systemd-journal19:41:250
17138899381,6cyclictest171844-21munin-run19:20:000
171398993730,4cyclictest174173-21sh20:05:003
17139899372,7cyclictest37-21ksoftirqd/320:25:033
171398993721,13cyclictest37-21ksoftirqd/319:45:013
171398993714,5cyclictest131rcu_preempt19:11:243
171395993726,8cyclictest1-21systemd19:20:002
171395993725,7cyclictest30-21ksoftirqd/219:35:002
171395993724,10cyclictest30-21ksoftirqd/220:09:242
171395993723,12cyclictest30-21ksoftirqd/222:29:372
17139599371,6cyclictest131rcu_preempt23:15:022
17139599371,6cyclictest0-21swapper/200:08:222
171392993722,9cyclictest176232-21cron20:45:011
171392993722,9cyclictest176232-21cron20:45:001
171388993720,13cyclictest3467602-21systemd-journal19:55:010
171398993623,9cyclictest309-21in:imuxsock19:29:593
171395993626,6cyclictest30-21ksoftirqd/220:50:012
171395993622,11cyclictest221341-21sshd22:46:282
17139599361,9cyclictest176526-21kworker/2:221:00:572
17139299368,6cyclictest131rcu_preempt19:50:021
171392993628,5cyclictest175216-21munin-plugin-st20:25:001
17139299356,5cyclictest131rcu_preempt19:55:011
17138899354,3cyclictest131rcu_preempt20:10:000
171388993524,8cyclictest12-21ksoftirqd/020:26:330
17139599345,5cyclictest131rcu_preempt19:30:012
17139599344,5cyclictest131rcu_preempt19:10:012
171398993326,5cyclictest176243-21latency_hist20:45:013
171398993326,5cyclictest176243-21latency_hist20:45:003
171395993323,8cyclictest30-21ksoftirqd/219:20:312
171395993319,10cyclictest175624-21date20:30:032
171388993322,6cyclictest171713-21latency_hist19:15:020
17139599326,4cyclictest131rcu_preempt20:55:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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