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2026-02-03 - 16:32
[ 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 #7, slot #4

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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack7slot4s.osadl.org (updated Tue Feb 03, 2026 12:45:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
17964996132,17cyclictest28366irq/58-eth012:30:133
17964995839,12cyclictest28366irq/58-eth011:10:133
1794899553,8cyclictest131rcu_preempt10:20:151
1794899553,8cyclictest131rcu_preempt10:20:141
17939995219,24cyclictest12-21ksoftirqd/011:55:150
1794899512,33cyclictest24581-21ssh10:55:141
1793999463,34cyclictest28515-21ssh12:10:140
1793999463,34cyclictest28515-21ssh12:10:140
1793999462,35cyclictest1029-21ssh11:00:120
1794899442,32cyclictest561-21sh10:05:161
17948994327,4cyclictest21-21ksoftirqd/112:15:111
1794899432,32cyclictest6286-21ssh09:50:131
1794899432,31cyclictest3099-21ssh09:30:131
1793999431,29cyclictest9834-21ssh11:05:110
1796499423,25cyclictest28366irq/58-eth007:15:143
1795699421,35cyclictest0-21swapper/210:30:142
1793999425,27cyclictest25126-21ssh11:50:140
1794899413,32cyclictest31740-21ssh12:30:121
1794899413,28cyclictest18789-21ssh11:10:141
1793999413,22cyclictest24057-21ssh10:00:130
17948993910,3cyclictest21-21ksoftirqd/108:55:141
17964993718,12cyclictest28366irq/58-eth011:50:143
1795699374,25cyclictest0-21swapper/212:10:122
1795699374,25cyclictest0-21swapper/212:10:122
1794899373,25cyclictest13030-21ssh11:25:131
1794899373,25cyclictest13030-21ssh11:25:121
1793999371,25cyclictest21888-21ssh11:30:120
1793999371,25cyclictest21888-21ssh11:30:120
17956993415,16cyclictest20921-21apt-get09:40:102
1794899341,8cyclictest24039-21apt-get10:00:131
1796499335,16cyclictest28366irq/58-eth011:15:123
1795699335,5cyclictest27-21ksoftirqd/211:45:212
1795699332,17cyclictest9854-21ssh11:05:132
1794899332,25cyclictest29892-21ssh09:45:131
1794899322,23cyclictest15135-21ssh09:55:141
1794899322,22cyclictest23280-21ssh10:15:351
1794899321,24cyclictest8719-21ssh09:15:151
1794899321,24cyclictest15734-21ssh10:50:131
1793999321,24cyclictest31756-21ssh12:30:120
1796499314,19cyclictest28366irq/58-eth009:35:123
17956993115,9cyclictest21468-21apt-get10:35:122
1794899312,22cyclictest8328-21ssh12:35:131
1794899312,22cyclictest26628-21ssh09:25:141
1793999313,23cyclictest12676-21ssh10:30:140
1796499304,13cyclictest28366irq/58-eth010:10:123
1795699301,17cyclictest22346irq/40-dwc2_hso07:45:132
1794899304,18cyclictest21500-21ssh10:35:131
1794899303,16cyclictest10600-21ssh12:00:121
1793999303,22cyclictest27620-21ssh11:15:140
17964992922,5cyclictest321rcuc/309:30:143
1796499291,17cyclictest28366irq/58-eth012:05:123
1795699297,16cyclictest261rcuc/210:05:392
1795699294,9cyclictest0-21swapper/211:00:122
1795699293,21cyclictest0-21swapper/210:54:362
1795699292,22cyclictest9448-21ssh10:10:132
1795699292,22cyclictest20333-21diskmemload11:28:342
1795699292,22cyclictest20333-21diskmemload11:28:342
1795699292,10cyclictest0-21swapper/207:15:132
17956992916,2cyclictest0-21swapper/211:15:132
1795699289,13cyclictest0-21swapper/212:35:132
1795699282,21cyclictest12287-21ssh12:18:362
17956992811,13cyclictest27-21ksoftirqd/211:35:152
1794899283,18cyclictest201rcuc/109:35:131
17948992815,7cyclictest531-21usb-storage09:05:111
1793999285,15cyclictest12-21ksoftirqd/007:40:130
1795699276,4cyclictest27-21ksoftirqd/209:15:522
1795699276,2cyclictest131rcu_preempt09:13:462
1795699273,15cyclictest22346irq/40-dwc2_hso09:00:132
1795699272,9cyclictest0-21swapper/207:50:142
1795699272,21cyclictest27-21ksoftirqd/212:25:142
17956992714,3cyclictest12687-21apt-get08:50:142
1795699271,22cyclictest27402-21cut09:05:152
1795699271,13cyclictest0-21swapper/210:00:132
1794899271,19cyclictest19523-21ssh12:05:131
17948992711,4cyclictest131rcu_preempt11:15:251
1793999273,20cyclictest30452-21ssh10:40:140
1793999272,19cyclictest17613-21ssh10:14:350
1795699266,14cyclictest27-21ksoftirqd/211:24:452
1795699265,9cyclictest27-21ksoftirqd/210:42:402
1795699264,13cyclictest27-21ksoftirqd/211:56:202
1795699263,4cyclictest271ksoftirqd/212:20:112
1795699262,16cyclictest22346irq/40-dwc2_hso09:55:122
17956992612,11cyclictest21372-21cut10:15:212
1795699261,16cyclictest924-21snmpd12:30:132
1795699261,15cyclictest27-21ksoftirqd/211:30:342
1795699261,15cyclictest27-21ksoftirqd/211:30:332
1795699261,14cyclictest12329-21ls10:30:012
1795699260,19cyclictest26034-21grep08:30:142
1794899266,9cyclictest131rcu_preempt08:35:121
1794899261,18cyclictest16267-21sh11:45:151
1794899261,18cyclictest13892-21ssh12:20:151
1793999266,8cyclictest12-21ksoftirqd/010:20:570
1793999266,8cyclictest12-21ksoftirqd/010:20:570
1793999262,7cyclictest12-21ksoftirqd/011:23:450
1793999262,5cyclictest12-21ksoftirqd/012:15:100
17939992616,4cyclictest27789-21apt-get07:20:120
1796499254,8cyclictest28466irq/59-eth011:00:123
1796499251,14cyclictest0-21swapper/307:45:133
1795699254,8cyclictest27-21ksoftirqd/209:26:372
1795699251,13cyclictest27-21ksoftirqd/211:42:352
1795699251,12cyclictest103866ssh10:22:062
1795699251,12cyclictest103866ssh10:22:052
17948992513,3cyclictest131rcu_preempt09:20:261
1793999257,7cyclictest12-21ksoftirqd/010:52:130
1793999257,5cyclictest12-21ksoftirqd/009:55:280
1793999254,7cyclictest12-21ksoftirqd/010:45:120
1793999252,18cyclictest17706-21ssh09:20:140
17939992513,8cyclictest32572-21apt-get07:25:130
1796499242,12cyclictest0-21swapper/312:10:143
1796499242,12cyclictest0-21swapper/312:10:133
1796499241,16cyclictest28366irq/58-eth009:40:363
1795699245,9cyclictest3076-21latency_hist08:40:012
1795699245,14cyclictest27-21ksoftirqd/210:58:172
1795699245,13cyclictest27-21ksoftirqd/207:30:152
1795699245,13cyclictest27-21ksoftirqd/207:30:142
17956992415,3cyclictest261rcuc/209:35:392
17956992414,7cyclictest3113-21apt-get08:40:142
1795699241,13cyclictest28199-21cut11:50:242
17956992411,10cyclictest30192-21if_err_eth009:45:172
1794899241,19cyclictest8044-21cut08:45:151
1794899241,17cyclictest7238-21ssh11:40:131
1793999247,7cyclictest12-21ksoftirqd/011:11:270
1793999247,4cyclictest12-21ksoftirqd/012:04:540
1793999246,8cyclictest12-21ksoftirqd/011:35:580
1793999246,5cyclictest12-21ksoftirqd/010:07:040
1793999246,3cyclictest131rcu_preempt10:15:180
1793999246,3cyclictest131rcu_preempt09:10:210
1793999244,5cyclictest12-21ksoftirqd/007:55:250
1793999244,4cyclictest12-21ksoftirqd/008:30:180
1793999244,3cyclictest131rcu_preempt11:00:020
1793999242,18cyclictest10327-21cut12:35:200
1793999241,5cyclictest12-21ksoftirqd/011:25:280
1793999241,5cyclictest12-21ksoftirqd/011:25:270
1793999241,17cyclictest10801-21ssh11:40:250
17939992410,5cyclictest0-21swapper/009:33:280
1793999240,17cyclictest21466-21ssh10:35:120
1796499232,13cyclictest321rcuc/307:40:133
17964992311,5cyclictest28366irq/58-eth009:50:153
1795699237,14cyclictest261rcuc/209:21:142
1795699234,6cyclictest27-21ksoftirqd/210:45:122
1795699233,12cyclictest27-21ksoftirqd/212:07:112
1795699231,6cyclictest1666366ssh12:02:002
17956992313,4cyclictest0-21swapper/208:05:282
1795699231,13cyclictest22214-21latency11:10:222
1795699231,10cyclictest9210-21kthreadcore09:50:222
17948992312,7cyclictest14339-21cron07:40:001
1794899231,13cyclictest24023-21ssh12:25:191
1793999239,7cyclictest12-21ksoftirqd/009:36:310
1793999238,3cyclictest151rcuc/009:50:180
1793999237,7cyclictest12-21ksoftirqd/010:28:210
1793999236,6cyclictest12-21ksoftirqd/012:22:430
1793999234,8cyclictest12-21ksoftirqd/011:49:310
1793999234,5cyclictest12-21ksoftirqd/012:26:400
1793999234,2cyclictest131rcu_preempt09:41:500
1793999233,3cyclictest131rcu_preempt08:10:010
1796499224,12cyclictest0-21swapper/311:30:123
1796499224,12cyclictest0-21swapper/311:30:113
1796499223,13cyclictest0-21swapper/311:28:343
1796499223,13cyclictest0-21swapper/311:28:343
17964992212,7cyclictest0-21swapper/310:15:283
1796499221,11cyclictest28366irq/58-eth012:15:113
1795699221,9cyclictest6700-21netstat09:30:242
17956992212,7cyclictest0-21swapper/208:25:352
1795699221,10cyclictest9874-21grep07:35:142
1795699221,10cyclictest21365-21kthreadcore07:10:222
1794899223,2cyclictest131rcu_preempt08:40:121
1794899221,3cyclictest131rcu_preempt11:30:131
1794899221,3cyclictest131rcu_preempt11:30:131
1794899221,10cyclictest5158-21grep11:00:301
1794899220,8cyclictest3644-21kthreadcore11:55:241
1793999226,3cyclictest131rcu_preempt09:15:150
1793999226,3cyclictest131rcu_preempt07:45:310
1793999225,2cyclictest131rcu_preempt09:27:510
1793999224,8cyclictest12-21ksoftirqd/009:05:320
1793999224,4cyclictest12-21ksoftirqd/012:05:160
1793999222,4cyclictest12-21ksoftirqd/009:46:440
1793999221,4cyclictest12-21ksoftirqd/008:20:020
17939992210,8cyclictest0-21swapper/008:25:150
1793999220,6cyclictest25606-21/usr/sbin/munin09:00:210
1796499219,9cyclictest0-21swapper/310:00:273
17964992116,3cyclictest0-21swapper/311:20:293
17964992113,5cyclictest28466irq/59-eth011:55:203
17964992113,5cyclictest0-21swapper/311:05:353
1795699216,8cyclictest27-21ksoftirqd/208:20:332
1795699214,14cyclictest27-21ksoftirqd/207:55:172
1795699213,13cyclictest22346irq/40-dwc2_hso07:40:122
1795699212,4cyclictest27-21ksoftirqd/207:25:212
1795699211,9cyclictest14536-21kthreadcore08:15:172
17956992114,3cyclictest17468-21apt-get08:55:132
1794899212,15cyclictest28331-21ssh09:43:361
1794899212,14cyclictest15954-21ssh10:12:341
1794899211,7cyclictest28622-21/usr/sbin/munin11:50:241
1794899211,6cyclictest16363-21ntp_states10:30:281
17948992114,5cyclictest6497-21cron10:45:011
1794899211,11cyclictest12549-21cut11:05:191
1793999216,5cyclictest12-21ksoftirqd/008:40:140
1793999214,4cyclictest12-21ksoftirqd/008:55:280
1793999213,6cyclictest12-21ksoftirqd/007:50:250
1793999212,15cyclictest3056-21latency_hist08:40:020
1793999211,17cyclictest12807-21fschecks_count08:50:160
1796499209,8cyclictest0-21swapper/310:39:373
1796499207,9cyclictest28366irq/58-eth009:25:153
17964992014,4cyclictest0-21swapper/310:05:153
17964992013,5cyclictest0-21swapper/311:38:383
17964992012,6cyclictest28366irq/58-eth010:30:233
17964992012,5cyclictest28366irq/58-eth012:20:153
17964992011,7cyclictest0-21swapper/310:28:463
1795699202,8cyclictest11767-21unixbench_singl08:45:282
1795699202,15cyclictest1591-21fschecks_time08:00:162
1795699201,9cyclictest28165-21irqcore07:20:172
1795699201,9cyclictest18000-21latency_hist07:10:012
1794899208,9cyclictest32082-21needreboot12:10:231
1794899208,9cyclictest32082-21needreboot12:10:231
1794899208,3cyclictest3816-21ssh09:10:291
1794899201,10cyclictest10473-21ntp_192.168.11410:45:251
1793999203,4cyclictest12-21ksoftirqd/007:30:210
1793999203,4cyclictest12-21ksoftirqd/007:30:200
1793999202,15cyclictest26577-21cat07:15:280
1793999201,16cyclictest1501-21fschecks_count08:00:150
1796499199,3cyclictest0-21swapper/310:40:123
17964991913,4cyclictest0-21swapper/310:55:313
17964991913,4cyclictest0-21swapper/309:55:133
17964991912,5cyclictest0-21swapper/312:25:183
17964991912,5cyclictest0-21swapper/309:24:153
17964991911,5cyclictest0-21swapper/310:50:283
1796499191,12cyclictest0-21swapper/309:05:013
1796499191,12cyclictest0-21swapper/308:40:223
1795699191,14cyclictest11253-21latency_hist08:15:022
1794899192,15cyclictest27126-21kthreadcore08:30:191
17948991911,6cyclictest3571-21awk07:25:221
1794899191,15cyclictest20268-21kthreadcore07:10:201
1793999194,2cyclictest131rcu_preempt08:25:010
1793999192,14cyclictest9214-21kthreadcore08:45:200
1796499189,7cyclictest0-21swapper/310:48:423
1796499189,6cyclictest0-21swapper/308:45:173
1796499186,7cyclictest28366irq/58-eth011:40:143
17964991812,4cyclictest0-21swapper/312:35:163
17964991812,4cyclictest0-21swapper/312:00:183
17964991812,4cyclictest0-21swapper/311:45:043
17964991812,4cyclictest0-21swapper/309:12:183
17964991811,5cyclictest0-21swapper/310:21:043
17964991811,5cyclictest0-21swapper/310:21:043
17964991811,5cyclictest0-21swapper/309:45:113
17964991811,5cyclictest0-21swapper/309:18:053
1796499181,10cyclictest0-21swapper/308:25:013
1796499181,10cyclictest0-21swapper/308:05:133
1794899186,8cyclictest21-21ksoftirqd/107:50:241
1794899185,9cyclictest21-21ksoftirqd/108:25:101
1794899181,8cyclictest32667-21threads07:55:291
17948991813,3cyclictest14541-21kthreadcore08:50:201
1794899181,13cyclictest6850-21grep11:40:001
17948991810,6cyclictest3908-21diskstats10:25:141
17948991810,5cyclictest31621-21unixbench_singl07:20:291
1793999182,14cyclictest20203-21kthreadcore07:10:200
1796499172,9cyclictest0-21swapper/307:35:133
1796499172,10cyclictest0-21swapper/308:25:053
1796499172,10cyclictest0-21swapper/307:30:153
1796499172,10cyclictest0-21swapper/307:30:143
1796499172,10cyclictest0-21swapper/307:10:133
17964991712,3cyclictest0-21swapper/308:50:143
17964991711,4cyclictest0-21swapper/308:00:183
1794899178,6cyclictest19436-21apt-get07:45:131
1794899178,6cyclictest1936-21irqrtprio08:00:171
1794899173,9cyclictest0-21swapper/108:05:111
1794899172,3cyclictest131rcu_preempt07:40:121
1794899172,12cyclictest19625-21awk08:20:231
1794899172,10cyclictest0-21swapper/108:15:091
1794899171,7cyclictest5141-21fschecks_time07:30:161
1794899171,7cyclictest5141-21fschecks_time07:30:161
1794899171,12cyclictest4099-21ssh11:20:141
1793999171,12cyclictest12960-21tr07:35:210
1796499164,7cyclictest0-21swapper/307:50:143
1794899163,10cyclictest25374-21kthreadcore07:15:201
1794899161,12cyclictest27048-21grep09:05:021
1793999165,2cyclictest131rcu_preempt08:10:350
1796499159,4cyclictest0-21swapper/308:20:033
1796499159,4cyclictest0-21swapper/307:55:173
1796499157,5cyclictest321rcuc/307:20:123
1796499156,5cyclictest321rcuc/308:30:123
1796499151,10cyclictest0-21swapper/308:55:153
17964991510,3cyclictest28466irq/59-eth009:10:033
1794899151,10cyclictest18019-21grep07:10:011
1793999151,11cyclictest18040-21latency_hist07:10:020
1796499149,3cyclictest0-21swapper/307:25:143
1796499148,5cyclictest33-21ksoftirqd/308:35:133
1794899141,9cyclictest11095-21cron08:15:001
1796499115,4cyclictest0-21swapper/307:10:023
1796499111,7cyclictest0-21swapper/308:15:003
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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