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2026-02-10 - 15:32
[ 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 Tue Feb 10, 2026 12:45:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
836705999185,4cyclictest0-21swapper/011:20:010
836705998630,38cyclictest935379-21ssh12:33:060
836705998536,32cyclictest16850irq/134-800000011:36:170
83670599831,2cyclictest0-21swapper/011:55:020
83670599831,2cyclictest0-21swapper/011:55:010
83670599811,76cyclictest872400-21ssh10:14:510
836705997925,35cyclictest0-21swapper/009:11:110
836705997915,48cyclictest16850irq/134-800000011:03:490
83670599783,70cyclictest836701-21cyclictest07:10:010
83670599782,5cyclictest904381-21/usr/sbin/munin11:25:020
83670599782,5cyclictest904381-21/usr/sbin/munin11:25:020
836705997722,37cyclictest866758-21ssh10:02:180
83670599762,68cyclictest841311-21modprobe08:40:010
83670599762,68cyclictest841311-21modprobe08:40:000
83670599752,6cyclictest919550-21sshd11:58:170
83670599732,6cyclictest837963-21munin-run07:35:010
83670599723,60cyclictest856569-21modprobe09:40:000
836705997215,14cyclictest847304-21ssh09:19:460
836705997118,47cyclictest881525-21true10:35:010
83671099703,45cyclictest3467602-21systemd-journal12:00:011
836705997022,31cyclictest874692-21ssh10:19:560
836705997022,31cyclictest874692-21ssh10:19:550
836705997015,50cyclictest16850irq/134-800000009:57:280
83670599701,2cyclictest0-21swapper/010:54:060
836705996921,43cyclictest309-21in:imuxsock09:50:020
836705996921,32cyclictest933149-21ssh12:28:060
836705996920,44cyclictest851686-21ssh09:29:110
83671899689,4cyclictest131rcu_preempt11:50:022
836705996835,29cyclictest12-21ksoftirqd/011:45:230
836705996825,39cyclictest875769-21ssh10:21:540
83670599681,63cyclictest0-21swapper/009:42:170
83670599681,14cyclictest897256-21ssh11:09:230
83670599672,6cyclictest854192-21munin-run09:35:010
83670599672,15cyclictest838747-21munin-run07:50:000
836705996719,43cyclictest906960-21ssh11:30:180
83670599671,17cyclictest878535-21ssh10:28:070
83670599663,56cyclictest883811-21sendmail10:39:590
83670599663,21cyclictest3467602-21systemd-journal12:25:000
836705996618,41cyclictest0-21swapper/008:00:010
836705996617,42cyclictest275-21dbus-daemon08:30:000
836718996512,5cyclictest131rcu_preempt11:10:022
836710996536,20cyclictest221rcuc/107:35:011
836705996539,21cyclictest16950irq/224-800000011:45:000
836705996517,43cyclictest16850irq/134-800000010:09:470
836705996517,43cyclictest16850irq/134-800000010:09:460
836705996514,2cyclictest0-21swapper/012:37:290
83670599643,14cyclictest837712-21munin-run07:30:010
836705996430,31cyclictest884145-21ssh10:40:150
836705996417,43cyclictest0-21swapper/012:12:260
836721996312,8cyclictest37-21ksoftirqd/312:30:033
836718996326,13cyclictest30-21ksoftirqd/209:31:352
83670599635,9cyclictest838988-21cut07:55:000
83670599633,15cyclictest929629-21latency_hist12:20:020
836705996317,42cyclictest0-21swapper/010:56:530
83670599631,16cyclictest842906-21munin-run09:10:020
836721996232,8cyclictest37-21ksoftirqd/311:59:143
836721996225,7cyclictest37-21ksoftirqd/310:39:023
83672199618,13cyclictest37-21ksoftirqd/310:05:023
83672199618,13cyclictest37-21ksoftirqd/310:05:023
836721996114,9cyclictest37-21ksoftirqd/312:35:013
836721996112,9cyclictest37-21ksoftirqd/307:15:003
83671899613,36cyclictest310-21in:imklog12:00:022
83671899612,45cyclictest291rcuc/207:35:012
83671099619,10cyclictest23-21ksoftirqd/109:25:011
83670599613,14cyclictest849879-21cat09:25:020
83670599612,15cyclictest840573-21munin-run08:25:020
83670599612,15cyclictest840573-21munin-run08:25:010
83670599612,12cyclictest841861-21munin-run08:50:000
836705996111,4cyclictest0-21swapper/011:11:490
836705996111,4cyclictest0-21swapper/011:11:490
83672199608,10cyclictest878475-21ssh10:27:573
836721996018,8cyclictest37-21ksoftirqd/312:00:183
836721996011,9cyclictest37-21ksoftirqd/312:40:003
83671899609,11cyclictest30-21ksoftirqd/211:00:012
836705996039,17cyclictest1-21systemd09:05:000
836705996026,30cyclictest0-21swapper/011:30:000
83670599602,52cyclictest0-21swapper/007:15:010
83670599602,13cyclictest842391-21munin-run09:00:010
83670599602,13cyclictest364-21snmpd08:08:390
83670599602,13cyclictest364-21snmpd08:08:380
836705996016,39cyclictest16850irq/134-800000009:51:020
83672199599,12cyclictest37-21ksoftirqd/311:05:013
83672199594,13cyclictest37-21ksoftirqd/309:44:273
836721995914,9cyclictest37-21ksoftirqd/307:44:593
836721995914,10cyclictest37-21ksoftirqd/312:25:013
83670599593,19cyclictest924861-21ssh12:10:000
83670599592,13cyclictest839504-21cron08:04:590
83670599592,12cyclictest3467602-21systemd-journal08:20:010
83670599592,12cyclictest1-21systemd12:05:010
83670599591,2cyclictest0-21swapper/010:46:130
83672199584,13cyclictest37-21ksoftirqd/309:39:533
836721995826,8cyclictest37-21ksoftirqd/308:30:003
836718995819,9cyclictest30-21ksoftirqd/211:26:592
836718995815,6cyclictest131rcu_preempt12:16:592
83670599584,11cyclictest838202-21sh07:40:010
83670599584,11cyclictest838202-21sh07:40:000
83672199577,12cyclictest37-21ksoftirqd/310:19:503
83672199577,12cyclictest37-21ksoftirqd/310:19:493
836721995713,11cyclictest37-21ksoftirqd/310:59:593
836721995710,14cyclictest37-21ksoftirqd/309:55:013
83671899579,6cyclictest131rcu_preempt09:10:012
836718995710,6cyclictest131rcu_preempt10:50:032
83670599572,12cyclictest838482-21munin-run07:45:000
836721995619,11cyclictest37-21ksoftirqd/307:25:013
836721995615,8cyclictest37-21ksoftirqd/311:35:003
836721995613,9cyclictest37-21ksoftirqd/309:33:163
836721995611,10cyclictest37-21ksoftirqd/311:20:353
836721995611,10cyclictest37-21ksoftirqd/311:20:343
836721995610,8cyclictest37-21ksoftirqd/312:17:003
83671899566,6cyclictest131rcu_preempt09:45:002
83671899564,11cyclictest30-21ksoftirqd/211:55:022
83671899564,11cyclictest30-21ksoftirqd/211:55:012
836718995625,13cyclictest30-21ksoftirqd/207:48:222
836705995615,34cyclictest309-21in:imuxsock08:54:160
836705995610,4cyclictest0-21swapper/008:30:420
83672199557,10cyclictest37-21ksoftirqd/310:03:323
836718995513,5cyclictest131rcu_preempt09:36:052
83671099556,6cyclictest131rcu_preempt12:30:011
836710995526,11cyclictest23-21ksoftirqd/111:21:421
836710995526,11cyclictest23-21ksoftirqd/111:21:411
83670599552,21cyclictest841583-21cron08:44:590
836705995513,38cyclictest0-21swapper/007:20:010
83672199545,13cyclictest37-21ksoftirqd/310:34:263
83671899549,11cyclictest30-21ksoftirqd/211:44:592
83671899547,7cyclictest30-21ksoftirqd/209:10:112
83671899544,7cyclictest30-21ksoftirqd/210:05:012
836718995443,6cyclictest904399-21kworker/2:012:06:472
83671899543,11cyclictest30-21ksoftirqd/211:40:022
83671899542,9cyclictest30-21ksoftirqd/207:25:022
836718995420,6cyclictest131rcu_preempt10:54:222
836718995412,6cyclictest131rcu_preempt12:20:522
836718995412,5cyclictest131rcu_preempt09:51:142
836718995412,5cyclictest131rcu_preempt09:50:022
83671099549,8cyclictest23-21ksoftirqd/111:54:401
83671099549,8cyclictest23-21ksoftirqd/111:54:391
83671099544,5cyclictest131rcu_preempt10:15:021
836710995425,10cyclictest23-21ksoftirqd/110:05:021
83670599542,14cyclictest837473-21cat07:25:010
83672199536,7cyclictest37-21ksoftirqd/309:59:443
83672199536,10cyclictest37-21ksoftirqd/309:19:273
83672199535,8cyclictest897285-21ssh11:09:283
836721995316,10cyclictest0-21swapper/312:05:273
836721995312,8cyclictest37-21ksoftirqd/311:38:533
836721995312,7cyclictest131rcu_preempt10:55:023
83671899538,5cyclictest131rcu_preempt11:31:042
83671899538,4cyclictest131rcu_preempt10:34:282
83671899534,5cyclictest131rcu_preempt10:15:122
83671899534,5cyclictest131rcu_preempt10:15:122
836718995345,5cyclictest851984-21kworker/2:111:16:322
836718995345,5cyclictest841608-21kworker/2:009:20:052
836718995313,11cyclictest30-21ksoftirqd/210:25:002
836718995311,6cyclictest131rcu_preempt07:40:012
836718995311,6cyclictest131rcu_preempt07:40:002
83671899531,15cyclictest869666-21ssh10:08:482
83671899531,15cyclictest869666-21ssh10:08:472
836718995311,5cyclictest131rcu_preempt08:40:022
836718995311,5cyclictest131rcu_preempt08:40:012
836718995310,6cyclictest131rcu_preempt12:29:172
836718995310,5cyclictest131rcu_preempt09:20:012
83671099536,7cyclictest23-21ksoftirqd/111:02:001
836710995326,11cyclictest23-21ksoftirqd/111:20:011
836710995320,10cyclictest23-21ksoftirqd/110:30:171
836710995315,6cyclictest131rcu_preempt11:43:501
83672199527,9cyclictest37-21ksoftirqd/311:54:283
83672199527,9cyclictest37-21ksoftirqd/311:54:283
836721995212,9cyclictest37-21ksoftirqd/311:11:333
836721995212,9cyclictest37-21ksoftirqd/311:11:323
836721995211,7cyclictest0-21swapper/312:15:013
83671899527,11cyclictest30-21ksoftirqd/212:14:172
836718995244,5cyclictest828577-21kworker/2:108:26:122
836718995215,6cyclictest131rcu_preempt10:40:152
836718995211,6cyclictest131rcu_preempt11:22:042
836718995211,6cyclictest131rcu_preempt11:22:032
836718995211,6cyclictest131rcu_preempt10:38:332
836718995211,5cyclictest131rcu_preempt12:04:162
836718995210,6cyclictest131rcu_preempt12:35:582
83671099529,21cyclictest131rcu_preempt12:14:511
83671099522,31cyclictest840537-21kworker/u8:208:35:031
83671099522,31cyclictest840537-21kworker/u8:208:35:021
83671099522,10cyclictest23-21ksoftirqd/110:55:031
83670599522,12cyclictest840019-21munin-run08:14:590
83672199519,9cyclictest37-21ksoftirqd/309:25:503
83672199517,9cyclictest37-21ksoftirqd/310:13:543
83672199517,8cyclictest37-21ksoftirqd/310:42:323
83672199515,11cyclictest37-21ksoftirqd/310:46:243
836721995113,9cyclictest37-21ksoftirqd/309:46:333
83671899517,8cyclictest30-21ksoftirqd/210:30:022
83671899516,6cyclictest131rcu_preempt10:13:402
83671899515,11cyclictest30-21ksoftirqd/207:20:012
836718995143,6cyclictest291rcuc/211:13:422
836718995143,6cyclictest291rcuc/211:13:412
836718995143,5cyclictest845177-21kworker/2:209:26:132
836718995115,6cyclictest131rcu_preempt12:31:152
836718995112,6cyclictest131rcu_preempt09:57:082
83671099516,8cyclictest23-21ksoftirqd/112:02:461
83671099516,5cyclictest131rcu_preempt10:19:201
83671099516,5cyclictest131rcu_preempt10:19:191
836710995137,10cyclictest1-21systemd12:40:011
83672199505,10cyclictest37-21ksoftirqd/311:29:283
836721995011,9cyclictest37-21ksoftirqd/311:42:373
836718995015,5cyclictest131rcu_preempt11:04:592
83671099505,7cyclictest23-21ksoftirqd/110:35:541
83671099503,8cyclictest23-21ksoftirqd/109:47:091
83671099502,7cyclictest23-21ksoftirqd/109:17:311
836710995021,12cyclictest23-21ksoftirqd/110:56:151
836710995016,5cyclictest131rcu_preempt12:05:521
836710995010,6cyclictest131rcu_preempt11:48:251
83672199497,11cyclictest37-21ksoftirqd/310:20:583
83672199493,6cyclictest37-21ksoftirqd/311:16:303
836721994925,12cyclictest849712-21cron09:25:013
836721994910,7cyclictest37-21ksoftirqd/307:30:013
836721994910,10cyclictest37-21ksoftirqd/309:10:033
836718994942,4cyclictest838495-21kworker/2:308:41:402
836718994941,5cyclictest828577-21kworker/2:108:21:422
836718994941,5cyclictest828577-21kworker/2:108:21:412
836718994941,5cyclictest828577-21kworker/2:107:42:532
836718994930,14cyclictest3467602-21systemd-journal08:50:012
83671099498,6cyclictest131rcu_preempt08:10:021
83671099498,6cyclictest131rcu_preempt08:10:011
83671099495,6cyclictest23-21ksoftirqd/111:07:301
83671099495,6cyclictest23-21ksoftirqd/109:57:081
83671099495,6cyclictest23-21ksoftirqd/109:40:211
83671099495,5cyclictest131rcu_preempt08:00:001
83671099494,6cyclictest23-21ksoftirqd/111:32:351
836710994933,12cyclictest23-21ksoftirqd/109:36:571
836721994810,6cyclictest0-21swapper/308:12:093
836718994841,4cyclictest838495-21kworker/2:308:08:322
836718994841,4cyclictest838495-21kworker/2:308:08:322
836718994841,4cyclictest828577-21kworker/2:107:55:452
836718994841,4cyclictest828577-21kworker/2:107:52:112
836718994840,5cyclictest828577-21kworker/2:108:14:532
836718994840,5cyclictest826000-21kworker/2:207:26:042
83671099489,6cyclictest131rcu_preempt09:50:111
83671099486,6cyclictest23-21ksoftirqd/110:43:131
83671099485,7cyclictest23-21ksoftirqd/112:30:211
83671099484,11cyclictest23-21ksoftirqd/112:16:331
83671099483,6cyclictest23-21ksoftirqd/109:32:161
83672199471,10cyclictest37-21ksoftirqd/309:10:393
836718994739,5cyclictest841608-21kworker/2:009:00:082
836718994739,5cyclictest838495-21kworker/2:308:55:162
836718994739,5cyclictest838495-21kworker/2:308:31:492
836718994739,5cyclictest828577-21kworker/2:108:15:112
836718994739,5cyclictest828577-21kworker/2:108:00:282
836718994739,5cyclictest828577-21kworker/2:107:11:272
836718994714,8cyclictest30-21ksoftirqd/208:55:012
83671099476,6cyclictest131rcu_preempt12:23:481
83671099475,6cyclictest23-21ksoftirqd/111:35:341
83671099474,9cyclictest23-21ksoftirqd/111:10:141
83671099474,9cyclictest23-21ksoftirqd/111:10:131
83671099473,8cyclictest23-21ksoftirqd/110:06:121
83671099473,8cyclictest23-21ksoftirqd/110:06:111
83671099473,6cyclictest23-21ksoftirqd/110:47:431
83671099473,6cyclictest23-21ksoftirqd/109:26:461
836710994711,6cyclictest131rcu_preempt10:23:021
83672199465,9cyclictest37-21ksoftirqd/311:45:043
83672199464,9cyclictest37-21ksoftirqd/308:51:173
836721994630,12cyclictest3467602-21systemd-journal08:45:003
83671099465,5cyclictest23-21ksoftirqd/108:25:011
83671099465,5cyclictest23-21ksoftirqd/108:25:001
836710994614,6cyclictest131rcu_preempt09:15:021
83672199457,6cyclictest0-21swapper/308:00:013
836721994527,14cyclictest275-21dbus-daemon09:05:003
83671099454,28cyclictest840788-21kworker/u8:108:45:011
83671099453,10cyclictest23-21ksoftirqd/110:25:421
836710994519,22cyclictest221rcuc/108:30:001
83672199443,9cyclictest37-21ksoftirqd/308:40:023
83672199443,9cyclictest37-21ksoftirqd/308:40:013
83672199443,6cyclictest37-21ksoftirqd/308:02:523
836721994429,11cyclictest3467602-21systemd-journal08:34:123
83672199441,9cyclictest37-21ksoftirqd/308:50:023
83672199441,4cyclictest0-21swapper/308:10:003
83672199441,4cyclictest0-21swapper/308:10:003
83671099445,6cyclictest23-21ksoftirqd/111:28:571
83672199435,8cyclictest0-21swapper/307:50:023
836710994334,6cyclictest23-21ksoftirqd/107:55:021
836710994324,13cyclictest275-21dbus-daemon07:50:001
83672199428,6cyclictest150-21pr/ttyS207:53:373
83672199421,8cyclictest0-21swapper/307:37:553
83672199421,8cyclictest0-21swapper/307:37:543
836710994227,11cyclictest275-21dbus-daemon09:10:011
83671099421,7cyclictest0-21swapper/107:40:151
83672199414,6cyclictest37-21ksoftirqd/307:34:003
83672199411,4cyclictest0-21swapper/308:25:023
83672199411,4cyclictest0-21swapper/308:25:023
83671099415,9cyclictest23-21ksoftirqd/108:11:161
836710994130,8cyclictest23-21ksoftirqd/107:17:171
836710994126,11cyclictest1-21systemd08:55:011
836710994124,12cyclictest1-21systemd07:25:011
836710994117,9cyclictest23-21ksoftirqd/108:35:011
836721994021,14cyclictest275-21dbus-daemon09:00:013
83671099406,10cyclictest23-21ksoftirqd/108:19:081
83671099403,30cyclictest842106-21kworker/u8:209:00:021
836710994028,10cyclictest23-21ksoftirqd/107:40:001
836710994028,10cyclictest23-21ksoftirqd/107:40:001
83672199392,32cyclictest1-21systemd07:20:023
836710993928,8cyclictest839633-21sed08:05:021
83671099389,24cyclictest131rcu_preempt07:26:131
83671099383,9cyclictest23-21ksoftirqd/107:15:001
836710993827,8cyclictest23-21ksoftirqd/109:05:011
83672199371,8cyclictest37-21ksoftirqd/308:20:013
83671099377,5cyclictest131rcu_preempt08:44:221
836710993628,6cyclictest23-21ksoftirqd/107:10:021
836718992821,4cyclictest836799-21latency_hist07:10:012
83672199253,16cyclictest836832-21latency_hist07:10:023
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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