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2026-02-14 - 15:30
[ 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 376 highest latencies:
System rack7slot4s.osadl.org (updated Sat Feb 14, 2026 12:45:10)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
627099572,41cyclictest32159-21ssh11:20:141
625699563,38cyclictest30278-21ssh10:25:130
6279995418,20cyclictest27-21ksoftirqd/210:30:122
627099543,38cyclictest24923-21ssh10:40:141
625699543,43cyclictest9935-21ssh12:20:100
629199536,43cyclictest28366irq/58-eth012:15:133
629199536,43cyclictest28366irq/58-eth012:15:123
627099501,40cyclictest29783-21ssh11:55:121
6291994932,12cyclictest28366irq/58-eth009:40:113
627999482,25cyclictest15875-21ssh10:35:142
627999481,32cyclictest14044-21ssh09:40:112
625699472,36cyclictest6401-21apt-get07:10:130
627999456,17cyclictest27-21ksoftirqd/211:40:132
629199443,25cyclictest28366irq/58-eth010:45:123
625699441,25cyclictest0-21swapper/010:00:540
625699423,25cyclictest26522-21ssh11:35:130
625699421,36cyclictest0-21swapper/008:30:140
625699421,36cyclictest0-21swapper/008:30:130
625699420,39cyclictest0-21swapper/008:25:130
625699420,26cyclictest2692-21ssh11:56:030
625699420,26cyclictest0-21swapper/009:55:570
627999412,21cyclictest10652-21fschecks_time10:50:162
627099411,29cyclictest26667-21ssh10:05:121
625699411,32cyclictest4172-21apt-get08:15:130
625699410,36cyclictest0-21swapper/011:00:120
625699410,25cyclictest15217-21ssh12:05:060
627999402,22cyclictest28503-21ssh09:30:122
627999402,22cyclictest28503-21ssh09:30:112
627999401,24cyclictest14081-21ssh11:10:122
625699401,35cyclictest20891-21ssh11:50:120
625699400,36cyclictest5101-21apt-get11:05:140
625699400,35cyclictest14038-21ssh09:40:110
625699400,25cyclictest6972-21ssh09:53:370
629199395,19cyclictest28366irq/58-eth009:50:113
627099392,27cyclictest940-21ssh12:15:131
627099392,27cyclictest940-21ssh12:15:131
625699391,25cyclictest2982-21ssh09:32:580
625699391,25cyclictest2982-21ssh09:32:570
6256993912,23cyclictest9804-21sshd12:36:120
625699390,26cyclictest27988-21ssh10:59:490
625699390,25cyclictest5940-21ssh12:15:400
625699390,25cyclictest5940-21ssh12:15:390
625699390,24cyclictest25875-21ssh12:28:090
625699390,21cyclictest0-21swapper/010:17:140
6279993822,13cyclictest27-21ksoftirqd/209:50:122
627099385,8cyclictest131rcu_preempt09:25:131
625699381,33cyclictest17265-21apt-get07:55:130
625699381,32cyclictest1430-21apt-get09:15:140
625699381,24cyclictest10283-21ssh11:43:280
625699380,35cyclictest31791-21apt-get08:10:140
625699380,34cyclictest0-21swapper/010:50:140
625699380,27cyclictest6830-21ssh10:30:130
625699380,25cyclictest0-21swapper/011:19:490
625699380,24cyclictest28746-21ssh10:23:400
625699380,24cyclictest24446-21diskmemload12:34:070
625699380,23cyclictest24725-21ssh11:33:160
629199372,19cyclictest28366irq/58-eth011:05:133
627999372,16cyclictest15341-21diskmemload12:05:142
627099373,30cyclictest24446-21diskmemload10:00:131
625699371,32cyclictest19873-21apt-get09:05:140
625699370,32cyclictest10450-21ssh09:20:120
629199364,22cyclictest0-21swapper/310:20:153
6279993622,7cyclictest261rcuc/209:25:142
6279993610,10cyclictest32024-21ssh10:43:152
625699360,24cyclictest24446-21diskmemload12:12:040
625699360,21cyclictest24446-21diskmemload11:23:160
625699360,20cyclictest0-21swapper/010:45:380
627999351,13cyclictest0-21swapper/209:20:122
627099353,6cyclictest131rcu_preempt12:35:131
6270993528,4cyclictest3026-21sh11:40:131
625699351,31cyclictest22912-21ssh10:38:080
625699351,31cyclictest15140-21sh11:10:200
625699351,30cyclictest15989-21apt-get07:20:120
625699351,30cyclictest11929-21apt-get11:45:150
625699351,20cyclictest31525-21sh09:49:570
627999343,20cyclictest27-21ksoftirqd/208:45:112
627099341,25cyclictest26547-21ssh11:35:141
625699341,29cyclictest23437-21apt-get08:35:140
625699341,28cyclictest0-21swapper/009:00:110
625699341,21cyclictest8441-21ssh10:10:480
625699340,31cyclictest0-21swapper/011:25:140
625699340,31cyclictest0-21swapper/008:20:120
629199332,15cyclictest28366irq/58-eth007:30:103
627099338,18cyclictest21-21ksoftirqd/108:50:131
627099333,27cyclictest15348-21ssh12:05:131
625699331,29cyclictest31012-21irqrtprio07:35:180
625699331,29cyclictest20867-21diskstats07:25:150
625699330,30cyclictest11163-21apt-get07:15:140
625699330,30cyclictest0-21swapper/007:40:120
625699330,27cyclictest0-21swapper/008:05:110
625699330,19cyclictest0-21swapper/010:07:530
627999322,15cyclictest8598-21ssh09:55:112
6279993219,5cyclictest27-21ksoftirqd/208:05:112
6279993210,9cyclictest27-21ksoftirqd/212:10:112
627099322,19cyclictest24446-21diskmemload10:15:131
6270993217,12cyclictest0-21swapper/107:20:111
625699321,28cyclictest17002-21users07:50:310
625699320,28cyclictest7792-21/usr/sbin/munin07:45:140
625699320,28cyclictest0-21swapper/008:00:140
625699320,16cyclictest24446-21diskmemload09:38:380
627099313,15cyclictest28568-21ssh11:00:141
627099312,19cyclictest6424-21ssh12:00:141
625699313,26cyclictest28167-21kthreadcore07:30:190
625699311,27cyclictest6447-21wc12:00:150
625699311,24cyclictest19512-21apt-get09:25:140
625699310,27cyclictest30930-21ssh10:41:550
629199303,19cyclictest28366irq/58-eth012:20:113
629199303,15cyclictest28366irq/58-eth010:30:123
6291993011,10cyclictest28366irq/58-eth011:45:143
627999301,23cyclictest27-21ksoftirqd/208:35:142
6270993023,5cyclictest0-21swapper/109:05:131
625699301,25cyclictest28227-21munin-node08:40:130
625699300,28cyclictest0-21swapper/008:55:120
625699300,27cyclictest5164-21sshd08:46:160
625699300,26cyclictest25691-21kthreadcore09:10:190
627999294,12cyclictest1434-21ssh10:45:152
627999293,13cyclictest24848-21ssh09:10:142
625699291,24cyclictest9222-21sed08:50:300
629199283,16cyclictest0-21swapper/310:00:133
629199282,18cyclictest28366irq/58-eth010:35:123
629199282,13cyclictest28366irq/58-eth007:45:113
629199281,16cyclictest28366irq/58-eth010:25:123
627999282,20cyclictest0-21swapper/208:10:142
629199273,16cyclictest0-21swapper/310:43:163
6291992711,7cyclictest0-21swapper/310:55:143
6291992710,9cyclictest28466irq/59-eth010:15:153
627999276,12cyclictest22346irq/40-dwc2_hso08:00:142
627999274,10cyclictest27-21ksoftirqd/209:15:152
627999272,21cyclictest0-21swapper/211:57:162
627999271,20cyclictest24446-21diskmemload10:20:152
627099279,14cyclictest17624-21ssh11:30:161
627099272,19cyclictest6577-21rm10:45:521
627099272,19cyclictest28773-21ssh11:54:161
629199263,16cyclictest0-21swapper/311:10:133
627999262,17cyclictest22346irq/40-dwc2_hso08:20:142
627099262,19cyclictest28523-21ssh09:30:141
627099262,19cyclictest28523-21ssh09:30:131
627099262,17cyclictest30499-21sshd07:35:161
625699261,22cyclictest6271-21latency_hist07:10:010
629199252,17cyclictest0-21swapper/311:50:133
6291992515,6cyclictest28366irq/58-eth011:55:113
627999253,16cyclictest22346irq/40-dwc2_hso07:30:112
627999252,9cyclictest0-21swapper/208:15:132
627999251,9cyclictest5200-21sh11:05:152
627999251,16cyclictest0-21swapper/207:15:142
627999251,14cyclictest5054-21ssh09:35:132
627099251,21cyclictest15862-21ssh10:35:131
629199243,14cyclictest0-21swapper/310:53:173
629199243,11cyclictest28366irq/58-eth011:35:143
6291992419,3cyclictest321rcuc/310:11:153
629199241,10cyclictest28366irq/58-eth012:35:133
627999242,17cyclictest22346irq/40-dwc2_hso12:25:142
627999242,15cyclictest22346irq/40-dwc2_hso07:20:132
6279992412,9cyclictest6963-21ssh12:16:542
6279992412,9cyclictest6963-21ssh12:16:542
6279992411,2cyclictest531-21usb-storage07:45:112
6279992410,12cyclictest7482-21grep10:10:292
627099242,19cyclictest20389-21ssh11:12:171
627099242,19cyclictest10653-21fschecks_time10:50:171
627099242,17cyclictest5127-21ssh11:05:141
6270992412,3cyclictest131rcu_preempt09:35:251
627099241,14cyclictest13545-21vmstat11:25:311
6291992318,3cyclictest321rcuc/311:01:283
627999232,6cyclictest0-21swapper/210:25:422
627999232,16cyclictest0-21swapper/211:00:542
6279992311,9cyclictest27661-21ssh12:30:022
627099231,5cyclictest0-21swapper/112:20:251
6270992312,4cyclictest0-21swapper/110:55:171
6291992216,4cyclictest321rcuc/309:58:353
629199221,12cyclictest28366irq/58-eth009:30:123
629199221,12cyclictest28366irq/58-eth009:30:113
6291992210,9cyclictest0-21swapper/310:07:323
627999226,12cyclictest0-21swapper/212:00:152
627999223,16cyclictest22346irq/40-dwc2_hso11:15:142
627999223,10cyclictest10468-21ssh11:25:212
627999222,14cyclictest22346irq/40-dwc2_hso07:35:122
627999222,10cyclictest25505-21latency_hist07:30:012
627999221,17cyclictest2560-21cut11:20:212
627999221,17cyclictest19873-21apt-get09:05:132
627999221,13cyclictest23035-21ssh09:45:112
627999221,12cyclictest6365-21kthreadcore12:35:242
627999221,11cyclictest20996-21kthreadcore10:55:212
627999221,10cyclictest26280-21latency_hist10:05:022
6279992210,9cyclictest2643-21idleruntime-cro11:40:012
627099228,3cyclictest131rcu_preempt10:20:311
627099225,8cyclictest131rcu_preempt08:15:131
627099222,14cyclictest30519-21perl10:25:151
6270992213,6cyclictest0-21swapper/109:15:301
627099221,17cyclictest12307-21ssh09:55:261
6270992210,3cyclictest131rcu_preempt09:40:201
6291992115,4cyclictest321rcuc/311:41:593
6291992112,7cyclictest0-21swapper/309:15:203
627999218,10cyclictest3053-21sed10:10:022
627999213,9cyclictest22320-21threads08:30:292
627999213,9cyclictest22320-21threads08:30:292
627999212,15cyclictest22346irq/40-dwc2_hso11:45:132
627999211,18cyclictest31573-21missed_timers08:40:232
627999211,16cyclictest22941-21tr11:50:192
627999211,16cyclictest13470-21ls12:20:212
627999211,10cyclictest7718-21kthreadcore08:50:222
627099213,14cyclictest3246-21ssh10:10:141
627099212,5cyclictest131rcu_preempt08:05:181
6270992113,5cyclictest23129-21/usr/sbin/munin11:15:181
6270992112,5cyclictest15681-21latency_hist10:35:021
629199209,9cyclictest0-21swapper/311:30:253
629199202,12cyclictest0-21swapper/312:30:153
629199202,11cyclictest0-21swapper/311:15:053
6291992015,3cyclictest321rcuc/312:01:273
6291992014,4cyclictest321rcuc/311:22:533
6291992014,4cyclictest0-21swapper/311:26:463
6291992014,4cyclictest0-21swapper/309:28:463
6291992013,5cyclictest0-21swapper/309:20:453
6291992013,4cyclictest321rcuc/308:45:123
6291992013,4cyclictest0-21swapper/309:37:563
6291992011,4cyclictest0-21swapper/309:10:233
627999203,8cyclictest16737-21kthreadcore09:00:192
627999201,9cyclictest12971-21ssh10:15:202
627999201,16cyclictest16300-21unixbench_multi07:50:282
627999201,15cyclictest2952-21fschecks_time07:40:152
627999201,15cyclictest21125-21grep07:55:302
627999201,15cyclictest14065-21wc08:25:162
627999201,11cyclictest19308-21kthreadcore11:30:212
627999200,11cyclictest10923-21cron07:15:002
627099203,10cyclictest0-21swapper/111:45:141
6270992012,6cyclictest0-21swapper/108:35:281
629199193,10cyclictest0-21swapper/307:40:133
629199192,11cyclictest0-21swapper/308:00:153
629199192,10cyclictest0-21swapper/308:05:143
6291991913,4cyclictest0-21swapper/312:25:503
6291991913,4cyclictest0-21swapper/312:06:313
6291991912,4cyclictest321rcuc/312:10:323
629199191,13cyclictest0-21swapper/308:40:283
627999191,7cyclictest0-21swapper/208:55:122
627099199,7cyclictest499-21cron12:15:011
627099199,7cyclictest15155-21diskstats09:00:131
627099196,3cyclictest131rcu_preempt09:10:241
627099193,13cyclictest633-21Async12:11:531
627099192,13cyclictest8153-21munin-run09:55:011
627099191,8cyclictest31429-21ntp_192.168.11412:30:251
627099191,12cyclictest6484-21ls07:40:261
629199183,10cyclictest0-21swapper/309:45:133
629199182,10cyclictest0-21swapper/308:35:153
629199182,10cyclictest0-21swapper/308:10:133
6291991812,4cyclictest0-21swapper/308:35:013
6291991812,4cyclictest0-21swapper/308:35:003
629199181,11cyclictest0-21swapper/309:05:163
627099183,12cyclictest0-21swapper/107:25:141
627099182,11cyclictest0-21swapper/107:15:151
627099180,11cyclictest28949-21ls07:30:201
629199172,10cyclictest0-21swapper/308:25:143
629199172,10cyclictest0-21swapper/308:20:133
629199172,10cyclictest0-21swapper/307:55:153
629199172,10cyclictest0-21swapper/307:25:143
629199172,10cyclictest0-21swapper/307:10:143
6291991711,4cyclictest0-21swapper/307:35:233
627099179,5cyclictest23790-21kthreadcore09:45:191
627099175,9cyclictest485-21kthreadcore08:10:181
627099171,13cyclictest14963-21kthreadcore07:50:201
627099171,13cyclictest12235-21cron07:50:021
627099171,13cyclictest11347-21kthreadcore08:55:191
629199166,6cyclictest321rcuc/308:55:133
6291991611,3cyclictest0-21swapper/309:00:263
6291991611,3cyclictest0-21swapper/308:15:183
6291991611,3cyclictest0-21swapper/307:18:163
627999161,8cyclictest6242-21cyclictest07:10:022
627099166,7cyclictest21-21ksoftirqd/107:55:151
627099164,10cyclictest28725-21irqcore08:40:181
627099163,10cyclictest2030-21kthreadcore08:45:191
627099163,10cyclictest12628-21kthreadcore09:20:211
627099161,7cyclictest13973-21fschecks_count08:25:151
627099161,12cyclictest25506-21ntp_192.168.11408:00:251
627099161,12cyclictest12864-21grep08:20:291
627099161,11cyclictest19240-21cut08:30:201
627099161,11cyclictest19240-21cut08:30:191
629199159,4cyclictest0-21swapper/307:20:113
6291991510,3cyclictest0-21swapper/308:50:133
627099151,11cyclictest6824-21irqcore07:10:171
627099151,11cyclictest6349-21latency_hist07:10:011
629199149,3cyclictest0-21swapper/307:50:133
629199111,7cyclictest0-21swapper/307:10:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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