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2026-02-02 - 05:16
[ 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 #3, 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 -
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Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack3slot3s.osadl.org (updated Mon Feb 02, 2026 00:43:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3422724212654,67sleep30-21swapper/319:08:043
387866821060,2sleep03870395-21perf00:29:550
342260328756,10sleep10-21swapper/119:06:291
342274128259,6sleep00-21swapper/019:08:170
342282927358,9sleep20-21swapper/219:09:242
3423003993026,2cyclictest0-21swapper/322:45:003
3423003992926,1cyclictest0-21swapper/320:00:003
3423003992825,1cyclictest0-21swapper/321:30:113
3423003992521,2cyclictest0-21swapper/322:05:203
3423003992420,2cyclictest0-21swapper/323:45:243
3423003992419,3cyclictest0-21swapper/300:00:203
36443362231,15sleep23644491-21cstates22:10:122
3423003992317,3cyclictest0-21swapper/320:15:003
3423003992218,2cyclictest0-21swapper/300:30:173
342300399221,18cyclictest0-21swapper/323:09:263
342300399221,17cyclictest3876597-21taskset00:26:513
3423003992211,7cyclictest3574069-21taskset21:21:253
3423003992210,8cyclictest3868168-21taskset00:21:533
36053012211,2sleep20-21swapper/221:44:022
3423003992118,1cyclictest0-21swapper/322:35:133
3423003992118,1cyclictest0-21swapper/322:00:013
3423003992117,2cyclictest0-21swapper/321:15:173
3423003992114,5cyclictest67150irq/132-enp1s0-TxRx-300:10:123
342300399211,17cyclictest0-21swapper/322:56:043
342300399211,14cyclictest3716156-21chrt22:50:213
38221082202,12sleep13823827-21tr23:55:181
342300399202,13cyclictest3676993-21taskset22:28:413
342300399202,13cyclictest3648464-21taskset22:10:203
342300399202,11cyclictest3800198-21taskset23:40:363
3423003992017,1cyclictest0-21swapper/323:00:163
342300399201,14cyclictest3762292-21chrt23:20:153
342300399201,14cyclictest3606561-21chrt21:45:023
37849302191,7sleep13784941-21ssh23:32:461
342300399194,12cyclictest67150irq/132-enp1s0-TxRx-321:35:403
342300399193,12cyclictest3440760-21turbostat19:25:003
3423003991916,1cyclictest0-21swapper/320:20:203
3423003991915,2cyclictest0-21swapper/320:05:173
3423003991914,2cyclictest67150irq/132-enp1s0-TxRx-323:25:133
342300399191,14cyclictest3684344-21chrt22:32:133
342300399191,14cyclictest3633330-21chrt22:01:543
342300399191,14cyclictest0-21swapper/323:16:193
342300399191,13cyclictest3576974-21chrt21:25:143
342300399191,12cyclictest3895119-21taskset00:39:423
38038632181,3sleep20-21swapper/223:45:132
37081802181,11sleep00-21swapper/022:45:340
36600512181,3sleep00-21swapper/022:18:360
34768312181,4sleep13476864-21ntpq19:55:191
342300399182,12cyclictest3792960-21taskset23:37:153
342300399182,11cyclictest3619153-21taskset21:50:193
3423003991815,1cyclictest0-21swapper/322:20:173
3423003991815,1cyclictest0-21swapper/322:15:173
3423003991815,1cyclictest0-21swapper/321:00:123
3423003991815,1cyclictest0-21swapper/319:40:163
3423003991814,2cyclictest0-21swapper/319:35:273
3423003991811,6cyclictest0-21swapper/322:47:473
342300399181,15cyclictest67150irq/132-enp1s0-TxRx-300:08:353
342300399181,14cyclictest0-21swapper/323:13:053
3423003991811,3cyclictest67150irq/132-enp1s0-TxRx-321:10:173
342300399181,13cyclictest3825334-21chrt23:55:433
342300399181,13cyclictest3782079-21chrt23:30:173
37502022171,3sleep00-21swapper/023:10:510
36058122171,2sleep00-21swapper/021:44:440
34500562171,4sleep23450200-21ntpq19:30:192
342300399172,10cyclictest3530761-21taskset20:50:113
342300399171,3cyclictest0-21swapper/321:40:413
3423003991713,2cyclictest0-21swapper/320:35:153
342300399171,13cyclictest3861162-21chrt00:18:493
342300399171,13cyclictest3451227-21turbostat19:35:003
342300399171,13cyclictest0-21swapper/323:50:123
342300399171,13cyclictest0-21swapper/323:50:123
342300399171,13cyclictest0-21swapper/319:19:113
342300399170,14cyclictest0-21swapper/320:25:133
38945452161,10sleep23894553-21ssh00:38:522
38692592161,9sleep03551535-21diskmemload00:23:270
38595152161,3sleep03551535-21diskmemload00:16:290
37010122161,10sleep03551535-21diskmemload22:42:130
36216462161,9sleep10-21swapper/121:53:031
3423003991614,1cyclictest0-21swapper/320:30:163
3423003991613,1cyclictest0-21swapper/320:55:143
342300399161,11cyclictest3428253-21sleep19:15:003
342300399160,14cyclictest0-21swapper/319:45:153
342300399160,12cyclictest0-21swapper/319:50:223
342300399160,12cyclictest0-21swapper/319:50:223
342300399160,10cyclictest3498680-21taskset20:17:243
38854692151,1sleep20-21swapper/200:32:552
38432032151,2sleep10-21swapper/100:07:001
38190152151,9sleep13819025-21ssh23:53:451
38190152151,9sleep13819025-21ssh23:53:451
38108742151,4sleep03551535-21diskmemload23:48:590
37952802151,10sleep13795545-21/usr/sbin/munin23:40:101
37775962151,9sleep13777606-21ssh23:29:201
37573232151,9sleep23757474-21ntpq23:15:182
37444842151,2sleep10-21swapper/123:09:321
36843312151,10sleep23551535-21diskmemload22:32:132
36767472151,2sleep20-21swapper/222:28:202
36257012150,3sleep00-21swapper/021:58:070
35032132151,10sleep03503268-21/usr/sbin/munin20:20:230
342300399151,9cyclictest3530201-21taskset20:46:263
3423003991512,1cyclictest0-21swapper/321:05:203
342300399150,12cyclictest0-21swapper/320:00:203
342300399150,12cyclictest0-21swapper/319:25:223
38851722141,7sleep13551535-21diskmemload00:32:301
38672952141,9sleep13867309-21ssh00:20:311
38181132141,6sleep00-21swapper/023:52:280
38181132141,6sleep00-21swapper/023:52:280
37921412141,9sleep03551535-21diskmemload23:36:010
37803152141,8sleep23781788-21ssh23:30:182
37263252141,8sleep13726339-21ssh22:57:251
37023462141,7sleep23551535-21diskmemload22:44:112
37011672142,2sleep1171rcu_preempt22:42:261
36938062141,9sleep23693809-21rm22:38:502
36410802140,9sleep13641082-21ssh22:05:581
36141712141,3sleep23551535-21diskmemload21:49:162
35928212141,7sleep03551535-21diskmemload21:34:140
35666822141,9sleep03566695-21sh21:17:380
35645802145,5sleep13557214-21kworker/u16:1+nfsiod21:15:241
35337252141,8sleep03534623-21/usr/sbin/munin20:50:170
34834782141,4sleep13483682-21diskstats20:05:131
3423003991410,2cyclictest0-21swapper/320:41:193
38668802131,6sleep23867012-21sed00:20:242
38463272131,3sleep03551535-21diskmemload00:10:160
38268272131,4sleep23826841-21ssh23:57:562
38202862131,9sleep00-21swapper/023:55:130
38169382131,8sleep23816952-21ssh23:50:472
38169382131,8sleep23816952-21ssh23:50:462
37941042131,5sleep10-21swapper/123:38:541
37930972131,2sleep20-21swapper/223:37:272
37676572131,3sleep10-21swapper/123:22:031
37032552130,2sleep20-21swapper/222:45:072
36523512131,5sleep20-21swapper/222:15:012
36065152131,3sleep10-21swapper/121:45:011
35643792132,6sleep23564436-21ntpq21:15:202
35580172131,8sleep03558027-21ssh21:12:210
34344892131,7sleep13430467-21/usr/sbin/munin19:15:191
38922522121,5sleep10-21swapper/100:35:391
38498812121,7sleep23845647-21/usr/sbin/munin00:10:222
38366672121,7sleep23836679-21ssh00:04:452
37176452120,8sleep03717659-21ssh22:51:480
36698172121,6sleep03551535-21diskmemload22:25:090
36692192121,7sleep23669232-21ssh22:24:392
36619532121,7sleep03662050-21ps22:20:160
36227692121,5sleep03551535-21diskmemload21:54:420
35967952121,3sleep23596800-21ssh21:39:262
35471882121,6sleep13548849-21kthreadcore21:05:171
34903422121,7sleep13492146-21kthreadcore20:10:181
38922912111,4sleep03551535-21diskmemload00:35:420
38856372111,4sleep03551535-21diskmemload00:33:090
38749322111,5sleep23551535-21diskmemload00:25:212
38593362111,3sleep10-21swapper/100:16:141
38534472111,3sleep10-21swapper/100:14:461
38429572111,4sleep03551535-21diskmemload00:06:390
38356542111,4sleep03551535-21diskmemload00:03:190
38323392115,3sleep13832848-21needreboot00:00:191
38024972111,4sleep03551535-21diskmemload23:43:580
37789892111,5sleep03779069-21irqstats23:30:150
37421082111,4sleep23551535-21diskmemload23:06:042
37368622111,4sleep03551535-21diskmemload23:05:140
37284072111,6sleep13551535-21diskmemload23:00:031
37242992111,4sleep00-21swapper/022:55:200
37132192110,6sleep23714912-21cut22:50:172
36928962111,4sleep03551535-21diskmemload22:37:320
36920572111,4sleep13551535-21diskmemload22:36:171
36853762111,7sleep13551535-21diskmemload22:33:401
36845922111,3sleep00-21swapper/022:32:350
36678752111,4sleep13551535-21diskmemload22:22:461
36513392111,4sleep03551535-21diskmemload22:13:350
36411132111,4sleep00-21swapper/022:06:010
36407432111,6sleep23640757-21ssh22:05:312
36333192111,4sleep23551535-21diskmemload22:01:542
36325332111,4sleep03551535-21diskmemload22:00:480
36135012111,3sleep00-21swapper/021:48:170
35944712111,3sleep10-21swapper/121:36:111
35915152111,5sleep13551535-21diskmemload21:32:191
35832622110,1sleep20-21swapper/221:27:352
35772382111,5sleep03577292-21fschecks_count21:25:160
35685912111,4sleep03551535-21diskmemload21:20:110
35547412111,4sleep13555807-21memory21:10:181
35156942111,6sleep23517378-21cut20:35:162
34821072111,5sleep03482145-21ntpq20:00:190
34567612110,7sleep13456862-21latency_hist19:40:001
38763772101,2sleep10-21swapper/100:26:331
38010142100,2sleep20-21swapper/223:41:492
37762292101,3sleep20-21swapper/223:27:212
37703662101,4sleep03770424-21sort23:25:140
37680402101,2sleep20-21swapper/223:22:372
37675512101,4sleep03551535-21diskmemload23:21:540
37592582101,4sleep13758904-21kworker/u16:0+xprtiod23:17:051
37582672101,3sleep03551535-21diskmemload23:15:320
37515252101,3sleep20-21swapper/223:12:502
37341192100,4sleep23551535-21diskmemload23:01:312
37340072101,3sleep03551535-21diskmemload23:01:220
37268062101,2sleep20-21swapper/222:58:062
37172332100,3sleep10-21swapper/122:51:121
36579932101,3sleep10-21swapper/122:15:401
36246192101,4sleep23551535-21diskmemload21:56:372
36236122101,3sleep10-21swapper/121:55:121
35978752101,4sleep13598091-21cstates21:40:081
35953782101,3sleep03551535-21diskmemload21:37:270
35822742101,4sleep13551535-21diskmemload21:26:091
35754852101,2sleep10-21swapper/121:23:291
35739762101,4sleep23551535-21diskmemload21:21:172
35575192101,3sleep20-21swapper/221:11:392
35307392101,3sleep23530758-21apt-get20:50:112
35202382100,1sleep20-21swapper/220:40:132
35154512101,5sleep13515538-21kthreadcore20:35:151
35044212101,4sleep13504440-21apt-get20:25:131
34620872101,4sleep03462135-21munin-run19:45:000
34285702101,4sleep03430070-21memory19:15:020
3859818291,2sleep20-21swapper/200:16:562
3842212291,2sleep20-21swapper/200:05:342
3808661291,4sleep13808675-21ssh23:45:481
3750741291,4sleep13750751-21ssh23:11:371
3710552291,2sleep10-21swapper/122:48:591
3674077291,3sleep13674139-21ntpq22:25:221
3633076291,2sleep10-21swapper/122:01:331
3620316291,2sleep20-21swapper/221:51:082
3590357291,2sleep20-21swapper/221:30:392
3551524291,4sleep03551779-21cat21:10:020
3536342291,4sleep13536558-21/usr/sbin/munin20:55:151
3520216291,3sleep13520235-21apt-get20:40:121
3508923291,3sleep03509048-21users20:25:280
3493904290,3sleep10-21swapper/120:15:111
3476865291,4sleep23476911-21ntpq19:55:202
3472096291,4sleep23472261-21vmstat19:50:272
3472096291,4sleep23472261-21vmstat19:50:272
3467699291,4sleep03467913-21diskstats19:50:130
3467699291,4sleep03467913-21diskstats19:50:130
3453135291,4sleep03454897-21grep19:35:180
3439700291,4sleep03439751-21ntpq19:20:190
3437467291,4sleep23439294-21cut19:20:172
3649496280,2sleep10-21swapper/122:10:591
3545628281,3sleep23545644-21switchtime21:00:252
3536042280,3sleep23536061-21apt-get20:55:122
3530309280,1sleep20-21swapper/220:47:502
3526201281,3sleep13527908-21kthreadcore20:45:171
3509961281,3sleep13510085-21fschecks_time20:30:141
3505590282,2sleep2401irq_work/220:25:182
3477193280,1sleep00-21swapper/019:55:260
3450985280,2sleep10-21swapper/119:32:061
3441027281,3sleep03441182-21cstates19:25:120
3427909281,2sleep00-21swapper/019:11:010
3550602270,3sleep23550650-21/usr/sbin/munin21:05:222
3546134270,1sleep00-21swapper/021:02:390
3530733270,1sleep10-21swapper/120:50:061
3525987271,3sleep03526199-21cut20:45:160
3514458270,1sleep20-21swapper/220:32:152
3504035270,1sleep10-21swapper/120:23:251
3494666270,3sleep23496350-21tr20:15:162
3487506270,4sleep20-21swapper/220:05:222
3462344270,1sleep20-21swapper/219:45:102
3461148270,3sleep20-21swapper/219:40:212
3455666271,3sleep20-21swapper/219:35:202
3445844270,1sleep20-21swapper/219:28:192
3440495270,1sleep10-21swapper/119:21:481
3434542270,4sleep20-21swapper/219:15:202
3428119270,1sleep10-21swapper/119:13:431
3541913261,2sleep13422997-21cyclictest21:00:161
3536317261,2sleep00-21swapper/020:55:150
3514548260,1sleep00-21swapper/020:33:210
3503837260,1sleep20-21swapper/220:20:532
3492149260,2sleep23492594-21strings20:10:192
3488380260,4sleep00-21swapper/020:09:530
3478764261,2sleep10-21swapper/120:00:161
3467914261,2sleep10-21swapper/119:50:141
3467914261,2sleep10-21swapper/119:50:141
3467200260,1sleep10-21swapper/119:47:541
3457634260,3sleep13459147-21cut19:40:161
3451189260,1sleep00-21swapper/019:34:420
3445694260,1sleep10-21swapper/119:26:211
3427425261,2sleep20-21swapper/219:10:232
3525210250,2sleep00-21swapper/020:45:000
3489220250,1sleep00-21swapper/020:10:170
3462368250,1sleep00-21swapper/019:45:120
3515233240,1sleep00-21swapper/020:35:140
3494253240,1sleep00-21swapper/020:15:140
3477917240,1sleep20-21swapper/220:00:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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