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2026-03-01 - 20:58
[ 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 Mar 01, 2026 12:45:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2663358999611,71cyclictest2702427-21ssh10:25:021
2663360997668,6cyclictest30-21ksoftirqd/209:10:012
2663360997316,16cyclictest2710997-21ssh10:44:512
2663360997216,18cyclictest2704165-21ssh10:29:152
2663360997216,18cyclictest2704165-21ssh10:29:152
2663360997119,12cyclictest2756086-21ssh12:27:272
2663360997023,16cyclictest2727456-21ssh11:21:572
2663360996926,15cyclictest2735770-21ssh11:40:522
2663360996926,15cyclictest2735770-21ssh11:40:522
2663360996914,17cyclictest2693279-21ssh10:04:312
2663360996815,20cyclictest2669418-21latency_hist09:05:022
2663360996815,14cyclictest2712002-21ssh10:46:512
2663360996713,21cyclictest2695896-21sed10:10:032
2663360996624,13cyclictest2707192-21ssh10:35:512
2663360996624,13cyclictest2707192-21ssh10:35:512
2663360996617,14cyclictest2704971-21ssh10:30:492
2663363996510,6cyclictest131rcu_preempt08:25:003
2663360996518,8cyclictest2689493-21ssh09:55:262
2663360996513,15cyclictest2760983-21ssh12:38:462
2663360996415,15cyclictest2734916-21sh11:39:182
2663360996410,19cyclictest2740835-21ssh11:52:372
2663353996410,33cyclictest12-21ksoftirqd/010:50:110
2663360996316,15cyclictest2715057-21sh10:54:002
2663360996314,14cyclictest2665035-21cut07:40:032
2663360996313,17cyclictest2677763-21ssh09:28:552
266335399638,24cyclictest12-21ksoftirqd/012:34:210
266335399632,44cyclictest2752695-21munin-run12:20:010
2663363996216,6cyclictest131rcu_preempt12:11:463
266336099629,15cyclictest2683841-21ssh09:42:372
2663360996212,15cyclictest2670228-21ssh09:11:232
266335399629,10cyclictest12-21ksoftirqd/010:31:060
2663353996213,9cyclictest12-21ksoftirqd/010:17:420
266336399615,13cyclictest37-21ksoftirqd/307:55:003
2663360996117,14cyclictest2748205-21sh12:09:432
2663360996112,16cyclictest2665123-21latency_hist07:40:032
2663353996116,12cyclictest12-21ksoftirqd/012:02:490
266335399611,5cyclictest131rcu_preempt10:28:060
266335399611,5cyclictest131rcu_preempt10:28:060
2663360996021,7cyclictest2721234-21ssh11:08:002
2663360996014,14cyclictest2702467-21cut10:25:022
2663360996014,13cyclictest2667112-21cat08:20:012
2663360996012,14cyclictest2732099-21ssh11:32:412
2663360996011,13cyclictest2718611-21ssh11:01:522
2663353996013,8cyclictest12-21ksoftirqd/010:48:080
2663363995913,5cyclictest26659431sendmail-msp08:00:003
2663360995917,11cyclictest2725275-21ssh11:17:052
2663360995915,14cyclictest2699178-21ssh10:17:462
2663360995912,16cyclictest2729205-21rm11:25:512
2663360995911,18cyclictest2722904-21ssh11:11:432
266335399598,9cyclictest12-21ksoftirqd/009:28:360
2663353995911,9cyclictest12-21ksoftirqd/011:17:310
2663353995911,44cyclictest12-21ksoftirqd/009:16:580
2663363995840,14cyclictest2682550-21cron09:40:013
2663363995816,6cyclictest131rcu_preempt12:28:313
2663360995816,14cyclictest2688938-21rm09:54:392
2663353995828,14cyclictest2760333-21ssh12:37:140
2663353995828,14cyclictest2707337-21ssh10:36:120
2663353995828,14cyclictest2707337-21ssh10:36:120
2663353995827,15cyclictest2728540-21ssh11:24:480
266335399581,41cyclictest2680470-21ssh09:35:020
2663360995714,12cyclictest2665660-21latency_hist07:55:022
266335399579,8cyclictest12-21ksoftirqd/009:49:410
266335399576,12cyclictest12-21ksoftirqd/012:20:450
266335399572,38cyclictest2755816-21ssh12:26:470
2663363995621,6cyclictest131rcu_preempt09:23:083
266336399561,11cyclictest37-21ksoftirqd/312:25:003
2663360995635,16cyclictest2742972-21ssh11:57:382
2663360995620,12cyclictest2754471-21ssh12:24:022
2663360995611,15cyclictest2669565-21diskmemload12:17:382
2663353995641,11cyclictest2713464-21kworker/u8:411:00:000
266335399561,4cyclictest2694357-21ssh10:06:390
266336399559,10cyclictest37-21ksoftirqd/309:57:363
266336399558,10cyclictest37-21ksoftirqd/310:52:343
266336399557,9cyclictest37-21ksoftirqd/309:28:523
266336399557,11cyclictest37-21ksoftirqd/312:03:133
2663363995537,13cyclictest1-21systemd07:25:013
2663363995516,12cyclictest37-21ksoftirqd/310:26:023
2663363995516,12cyclictest37-21ksoftirqd/310:26:023
2663360995536,15cyclictest2758278-21ssh12:32:352
2663360995534,16cyclictest2673863-21tr09:20:012
2663353995528,9cyclictest2711089-21unin-run10:45:010
2663353995525,14cyclictest2740972-21ssh11:52:570
2663353995516,12cyclictest12-21ksoftirqd/012:09:100
266336399549,6cyclictest131rcu_preempt11:10:553
266336399545,9cyclictest37-21ksoftirqd/309:47:333
266336399545,14cyclictest37-21ksoftirqd/310:17:123
266336399541,8cyclictest37-21ksoftirqd/309:18:353
2663363995415,6cyclictest131rcu_preempt12:38:443
2663360995441,10cyclictest2681008-21ssh09:36:012
2663360995438,12cyclictest2749183-21ssh12:11:402
2663360995436,14cyclictest2675941-21ssh09:24:482
2663360995435,15cyclictest2679183-21ssh09:31:552
2663360995412,14cyclictest2717553-21ssh10:59:512
2663360995412,14cyclictest2686069-21ssh09:47:442
266335399545,9cyclictest12-21ksoftirqd/011:09:590
2663353995426,24cyclictest2674888-21ssh09:22:090
266335399542,5cyclictest131rcu_preempt08:40:010
2663363995312,10cyclictest131rcu_preempt11:49:483
2663363995311,6cyclictest131rcu_preempt10:48:543
2663360995337,13cyclictest2696775-21ssh10:12:102
2663360995334,15cyclictest2745213-21ssh12:02:392
2663360995334,15cyclictest2667965-21sshd08:37:332
2663358995336,11cyclictest1-21systemd10:55:001
266335399534,9cyclictest1398370-1kworker/0:0H11:25:530
2663353995340,8cyclictest12-21ksoftirqd/009:15:010
266335399533,14cyclictest284-21systemd-logind10:00:010
2663353995325,13cyclictest2700720-21ssh10:21:070
2663353995313,36cyclictest12-21ksoftirqd/011:31:310
266336399524,5cyclictest131rcu_preempt09:31:133
266336399523,12cyclictest37-21ksoftirqd/312:09:363
266336399522,12cyclictest37-21ksoftirqd/310:57:183
2663363995216,5cyclictest131rcu_preempt10:37:223
2663363995216,5cyclictest131rcu_preempt10:37:223
2663363995215,9cyclictest131rcu_preempt11:38:083
2663363995215,6cyclictest131rcu_preempt12:30:473
2663363995212,6cyclictest131rcu_preempt10:10:013
2663363995211,6cyclictest131rcu_preempt10:04:303
2663360995237,11cyclictest2668500-21sshd08:47:332
2663360995235,14cyclictest2737866-21ssh11:45:382
2663353995225,11cyclictest2734254-21ssh11:37:320
266335399521,34cyclictest12-21ksoftirqd/009:50:490
266336399518,6cyclictest131rcu_preempt10:21:513
266336399516,10cyclictest37-21ksoftirqd/311:55:553
266336399516,10cyclictest37-21ksoftirqd/311:08:433
266336399515,15cyclictest37-21ksoftirqd/311:20:003
266336399512,10cyclictest37-21ksoftirqd/310:35:023
2663363995117,6cyclictest131rcu_preempt11:34:513
2663363995114,6cyclictest131rcu_preempt10:13:553
2663363995112,5cyclictest131rcu_preempt11:41:363
2663363995112,5cyclictest131rcu_preempt11:41:363
266336399511,11cyclictest37-21ksoftirqd/312:18:013
2663358995133,13cyclictest275-21dbus-daemon12:00:011
266335399514,10cyclictest12-21ksoftirqd/009:40:010
266335399512,15cyclictest2663876-21sendmail-msp07:20:010
2663353995112,28cyclictest12-21ksoftirqd/011:14:190
266336399506,7cyclictest37-21ksoftirqd/309:45:003
2663363995032,13cyclictest275-21dbus-daemon10:45:013
266336399503,14cyclictest37-21ksoftirqd/311:52:393
2663363995013,6cyclictest131rcu_preempt09:14:423
266336399501,18cyclictest0-21swapper/309:50:143
2663360995042,5cyclictest2662512-21kworker/2:207:10:002
2663360995034,11cyclictest2667708-21sshd08:30:312
2663360995013,13cyclictest364-21snmpd07:48:162
2663358995035,13cyclictest23-21ksoftirqd/107:25:021
266335899503,30cyclictest2669565-21diskmemload11:35:021
2663358995032,13cyclictest23-21ksoftirqd/107:55:001
2663353995022,13cyclictest2719318-21ssh11:03:430
266336399499,6cyclictest131rcu_preempt11:00:203
266336399495,9cyclictest37-21ksoftirqd/308:20:023
266336399491,14cyclictest0-21swapper/311:26:303
2663360994934,11cyclictest364-21snmpd07:13:112
2663358994932,9cyclictest221rcuc/107:40:031
266335399499,5cyclictest131rcu_preempt11:47:220
2663353994931,13cyclictest1-21systemd07:30:010
2663353994930,15cyclictest12-21ksoftirqd/010:04:510
2663353994919,15cyclictest12-21ksoftirqd/008:27:110
266335399491,24cyclictest16950irq/224-800000012:00:030
266336399486,8cyclictest37-21ksoftirqd/307:40:023
2663363994832,12cyclictest3467602-21systemd-journal07:25:033
266336399481,9cyclictest2666442-21modprobe08:10:003
266336399481,7cyclictest37-21ksoftirqd/311:23:323
2663360994839,6cyclictest2667011-21kworker/2:208:25:022
2663360994834,10cyclictest3467602-21systemd-journal07:55:052
2663360994833,10cyclictest2666449-21munin-run08:10:002
2663358994831,13cyclictest275-21dbus-daemon11:10:011
2663358994829,13cyclictest275-21dbus-daemon07:30:001
2663353994813,10cyclictest12-21ksoftirqd/012:11:500
2663353994811,33cyclictest12-21ksoftirqd/009:40:410
2663353994810,12cyclictest12-21ksoftirqd/011:43:510
2663353994810,12cyclictest12-21ksoftirqd/011:43:510
266336399475,6cyclictest37-21ksoftirqd/308:15:023
266336399475,6cyclictest37-21ksoftirqd/308:15:023
266336399474,9cyclictest37-21ksoftirqd/308:05:023
266336399474,9cyclictest37-21ksoftirqd/308:05:013
266336399473,10cyclictest37-21ksoftirqd/309:05:003
2663360994737,7cyclictest2654277-21kworker/2:007:20:032
2663360994733,11cyclictest2666178-21sshd08:04:332
2663360994733,11cyclictest2666178-21sshd08:04:332
2663360994731,12cyclictest2669041-21munin-run09:00:002
2663358994731,12cyclictest1-21systemd09:55:011
2663358994710,5cyclictest131rcu_preempt12:04:171
2663353994736,5cyclictest2669019-21cron08:59:590
2663353994727,14cyclictest3467602-21systemd-journal08:55:010
2663353994727,14cyclictest3467602-21systemd-journal08:55:010
266335399472,40cyclictest2665905-21modprobe08:00:000
2663353994717,14cyclictest2696650-21ssh10:11:510
266336399466,11cyclictest37-21ksoftirqd/308:59:383
266336399465,8cyclictest37-21ksoftirqd/307:30:323
266336399462,11cyclictest37-21ksoftirqd/308:45:023
2663360994636,5cyclictest2668290-21munin-run08:45:012
2663360994632,10cyclictest364-21snmpd08:28:252
2663360994632,10cyclictest2664393-21munin-run07:30:012
2663360994631,12cyclictest2663808-21sshd07:16:332
2663353994629,13cyclictest275-21dbus-daemon07:35:020
266335399461,13cyclictest2664932-21cat07:40:020
266336399453,5cyclictest131rcu_preempt07:14:593
2663363994515,5cyclictest131rcu_preempt07:50:013
2663360994533,9cyclictest2666679-21sshd08:14:312
2663360994533,9cyclictest2666679-21sshd08:14:312
2663360994529,11cyclictest275-21dbus-daemon07:35:002
2663358994530,12cyclictest1-21systemd09:15:011
2663358994530,11cyclictest275-21dbus-daemon08:50:011
2663358994510,6cyclictest131rcu_preempt10:20:001
266335899448,9cyclictest23-21ksoftirqd/110:30:001
266335899448,9cyclictest23-21ksoftirqd/110:30:001
266335899441,6cyclictest0-21swapper/110:33:171
2663358994412,9cyclictest131rcu_preempt12:12:031
266335399446,7cyclictest12-21ksoftirqd/008:50:010
2663353994428,11cyclictest3467602-21systemd-journal09:10:010
266336399434,9cyclictest37-21ksoftirqd/308:40:013
266336399431,7cyclictest0-21swapper/308:46:253
266335899433,3cyclictest131rcu_preempt09:49:071
2663358994330,9cyclictest1-21systemd11:05:011
266335899432,5cyclictest131rcu_preempt09:16:001
266335899431,3cyclictest131rcu_preempt09:27:231
266335399433,8cyclictest275-21dbus-daemon07:45:010
2663353994315,5cyclictest131rcu_preempt08:05:020
2663353994315,5cyclictest131rcu_preempt08:05:010
2663353994312,9cyclictest131rcu_preempt07:25:010
266336399422,7cyclictest37-21ksoftirqd/309:10:013
2663363994226,13cyclictest37-21ksoftirqd/307:20:023
2663358994228,10cyclictest275-21dbus-daemon09:25:011
2663358994223,11cyclictest23-21ksoftirqd/109:59:141
2663358994221,9cyclictest23-21ksoftirqd/111:19:401
2663358994214,6cyclictest131rcu_preempt09:45:011
2663363994133,5cyclictest309-21in:imuxsock08:55:013
2663363994133,5cyclictest309-21in:imuxsock08:55:013
2663363994128,9cyclictest309-21in:imuxsock07:45:003
2663363994110,9cyclictest37-21ksoftirqd/308:26:243
266336399410,5cyclictest150-21pr/ttyS208:33:563
2663360994129,9cyclictest2668780-21munin-run08:55:012
2663360994129,9cyclictest2668780-21munin-run08:55:002
2663358994129,8cyclictest23-21ksoftirqd/107:10:021
2663358994116,16cyclictest23-21ksoftirqd/112:19:131
266335899411,3cyclictest131rcu_preempt07:15:011
266335899411,36cyclictest23-21ksoftirqd/109:37:171
2663358994113,6cyclictest131rcu_preempt12:32:451
2663358994112,14cyclictest131rcu_preempt10:12:141
266335399414,8cyclictest12-21ksoftirqd/008:35:000
266335399412,7cyclictest364-21snmpd08:20:000
2663353994124,13cyclictest2667213-21sshd08:22:320
2663353994118,19cyclictest2669308-21latency_hist09:05:020
2663358994030,7cyclictest23-21ksoftirqd/112:40:001
266335899402,3cyclictest131rcu_preempt10:38:141
266335899402,3cyclictest131rcu_preempt10:38:141
2663358994022,13cyclictest1-21systemd11:30:011
2663358994016,6cyclictest131rcu_preempt10:00:061
266335899401,3cyclictest131rcu_preempt12:09:421
2663358994013,18cyclictest2663345-21cyclictest11:24:231
266335899401,17cyclictest131rcu_preempt07:19:321
2663358994011,6cyclictest131rcu_preempt08:05:001
2663358994011,6cyclictest131rcu_preempt08:05:001
2663353994027,9cyclictest12-21ksoftirqd/008:45:000
266335399402,5cyclictest2666447-21munin-plugin-st08:10:000
266335399401,4cyclictest0-21swapper/007:49:360
266335899394,5cyclictest131rcu_preempt11:47:261
2663358993933,4cyclictest2717630-21sendmail11:00:001
2663358993928,8cyclictest23-21ksoftirqd/112:25:161
266335899392,5cyclictest131rcu_preempt09:33:331
2663358993924,9cyclictest275-21dbus-daemon08:35:011
2663358993921,5cyclictest23-21ksoftirqd/111:43:381
2663358993921,5cyclictest23-21ksoftirqd/111:43:381
2663358993913,16cyclictest23-21ksoftirqd/111:14:071
2663358993911,16cyclictest23-21ksoftirqd/112:23:081
266335899384,5cyclictest131rcu_preempt11:36:571
2663358993825,9cyclictest309-21in:imuxsock08:00:001
266335899381,3cyclictest131rcu_preempt10:43:381
266335899381,11cyclictest2740458-21ssh11:51:431
2663358993810,6cyclictest131rcu_preempt10:47:301
266335399383,11cyclictest12-21ksoftirqd/007:55:020
266335399382,7cyclictest12-21ksoftirqd/007:15:010
266335399382,32cyclictest2666678-21sshd08:13:330
266335399382,32cyclictest2666678-21sshd08:13:320
2663358993725,9cyclictest2665316-21sed07:45:011
2663358993723,10cyclictest23-21ksoftirqd/108:15:011
2663358993723,10cyclictest23-21ksoftirqd/108:15:001
2663358993722,11cyclictest23-21ksoftirqd/108:29:591
2663358993718,12cyclictest23-21ksoftirqd/108:10:001
2663358993713,16cyclictest23-21ksoftirqd/110:06:561
2663358993620,11cyclictest2667266-21sort08:25:021
266335899354,5cyclictest131rcu_preempt08:20:001
2663358993526,6cyclictest2669550-21cron09:10:011
2663358993523,9cyclictest23-21ksoftirqd/107:35:021
2663358993516,6cyclictest131rcu_preempt08:45:011
266335899346,5cyclictest131rcu_preempt08:37:331
2663358993421,10cyclictest23-21ksoftirqd/108:50:261
2663358993421,10cyclictest23-21ksoftirqd/108:50:261
2663358993421,10cyclictest23-21ksoftirqd/107:47:481
266335899341,3cyclictest131rcu_preempt09:04:591
2663353993411,11cyclictest2663357-21latency_hist07:10:000
2663358993315,13cyclictest275-21dbus-daemon09:00:011
266336399304,4cyclictest131rcu_preempt07:10:023
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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