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2026-01-26 - 19:14
[ 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 #7

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 rack7slot7s.osadl.org (updated Mon Jan 26, 2026 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
488429566,9sleep20-21swapper/207:05:422
284329473,15sleep10-21swapper/107:05:011
488228965,8sleep00-21swapper/007:05:400
490528370,9sleep30-21swapper/307:05:593
5362993127,3cyclictest94-21kswapd009:35:112
535899280,28cyclictest0-21swapper/110:53:341
535399260,3cyclictest0-21swapper/009:36:350
5364992518,6cyclictest23228-21munin-run11:20:003
5358992522,2cyclictest25-21ksoftirqd/108:20:001
536299240,1cyclictest0-21swapper/212:11:012
535399240,2cyclictest141rcu_preempt10:45:410
535899230,1cyclictest141rcu_preempt11:30:161
5358992221,1cyclictest0-21swapper/112:39:361
535899220,2cyclictest141rcu_preempt09:33:181
535899220,1cyclictest141rcu_preempt09:19:511
535399221,1cyclictest141rcu_preempt10:05:290
535399220,2cyclictest0-21swapper/009:52:590
536499211,3cyclictest0-21swapper/310:28:483
536499210,20cyclictest0-21swapper/311:11:273
535399210,19cyclictest0-21swapper/010:26:580
5364992016,2cyclictest0-21swapper/309:26:063
536299200,2cyclictest0-21swapper/209:30:312
5358992019,0cyclictest0-21swapper/109:24:141
536299190,19cyclictest0-21swapper/211:16:502
535899196,2cyclictest25-21ksoftirqd/110:47:151
5358991917,1cyclictest25-21ksoftirqd/110:05:181
535899190,17cyclictest0-21swapper/109:38:181
535899190,15cyclictest0-21swapper/109:57:501
536499181,6cyclictest0-21swapper/311:57:213
536499180,1cyclictest0-21swapper/311:26:363
536499180,17cyclictest0-21swapper/312:38:433
5358991814,3cyclictest141rcu_preempt10:20:501
5358991813,1cyclictest25-21ksoftirqd/110:16:051
5353991813,1cyclictest13-21ksoftirqd/010:30:020
535399180,1cyclictest0-21swapper/011:55:070
5364991717,0cyclictest0-21swapper/310:06:043
5364991715,1cyclictest21052-21python12:15:233
536299173,7cyclictest225-21systemd-journal09:50:292
536299170,16cyclictest15664-21wc10:55:232
535899179,4cyclictest3710-21memory12:05:191
535899178,6cyclictest11295-21munin-node10:59:051
535899173,3cyclictest141rcu_preempt08:00:251
535899171,15cyclictest30321-21diskmemload11:46:081
535899170,16cyclictest0-21swapper/111:41:291
535899170,16cyclictest0-21swapper/111:41:291
535899170,16cyclictest0-21swapper/110:39:411
535399175,6cyclictest24808-21sort09:45:010
5353991716,1cyclictest0-21swapper/011:20:590
536499160,16cyclictest0-21swapper/310:50:513
536299166,6cyclictest14982-21cron09:20:002
536299160,14cyclictest0-21swapper/210:06:102
5358991613,3cyclictest25-21ksoftirqd/111:00:271
535899160,1cyclictest141rcu_preempt12:22:321
535399164,5cyclictest131ksoftirqd/010:15:140
5353991614,1cyclictest13-21ksoftirqd/011:26:410
5353991611,4cyclictest13-21ksoftirqd/012:11:340
5353991611,4cyclictest13-21ksoftirqd/009:24:180
535399160,1cyclictest141rcu_preempt11:42:000
535399160,1cyclictest141rcu_preempt11:41:590
536499151,1cyclictest0-21swapper/311:22:343
536499150,14cyclictest0-21swapper/311:45:213
5362991510,3cyclictest0-21swapper/210:24:412
536299150,13cyclictest0-21swapper/209:40:292
5358991510,1cyclictest25-21ksoftirqd/112:19:591
535399158,4cyclictest17351-21date07:35:000
5353991513,1cyclictest13-21ksoftirqd/009:33:510
5353991511,1cyclictest141rcu_preempt11:17:260
5353991510,4cyclictest13-21ksoftirqd/012:26:520
535399150,9cyclictest30345-21perf11:05:000
535399150,3cyclictest0-21swapper/009:10:430
535399150,2cyclictest0-21swapper/012:37:100
535399150,0cyclictest0-21swapper/009:57:500
177582150,1sleep20-21swapper/210:37:512
536499149,4cyclictest520-21gmain12:07:343
536499149,3cyclictest696-21grep09:30:173
536499147,4cyclictest4322-21ssh10:10:243
536499146,6cyclictest537-21snmpd10:35:423
536499144,8cyclictest1142-21runrttasks12:14:563
536499142,7cyclictest225-21systemd-journal07:20:383
5364991410,3cyclictest802-21cat11:45:003
5364991410,3cyclictest802-21cat11:45:003
5364991410,3cyclictest4789-21grep12:25:193
5364991410,3cyclictest29913-21tr08:00:143
536299142,8cyclictest0-21swapper/208:54:332
5362991411,2cyclictest11307-21chrt11:12:172
535899148,5cyclictest14845-21cron07:30:001
535899147,2cyclictest31546-21ssh09:10:161
5358991411,3cyclictest25-21ksoftirqd/110:43:441
5358991411,2cyclictest11866-21ls12:30:001
5358991410,3cyclictest18435-21cat11:35:261
535899140,14cyclictest0-21swapper/112:34:281
535899140,14cyclictest0-21swapper/111:58:191
535899140,0cyclictest0-21swapper/112:12:051
535399141,0cyclictest141rcu_preempt09:49:010
535399140,1cyclictest141rcu_preempt10:37:000
536499139,2cyclictest3469-21wc08:10:263
5364991310,2cyclictest7287-21sed07:10:263
5364991310,2cyclictest26906-21ssh09:45:233
5364991310,2cyclictest19223-21cut10:00:173
5364991310,2cyclictest19223-21cut10:00:173
5364991310,2cyclictest16608-21tr08:40:143
536499130,12cyclictest21353-21tr10:40:143
536499130,11cyclictest0-21swapper/311:01:113
536499130,11cyclictest0-21swapper/309:24:553
536299139,3cyclictest26205-21cat12:00:022
536299139,3cyclictest23581-21grep07:45:212
536299138,4cyclictest10735-21cat12:10:012
536299137,2cyclictest225-21systemd-journal10:28:142
536299136,7cyclictest5078-21apache210:00:572
536299136,7cyclictest5078-21apache210:00:572
536299134,5cyclictest11875-21apt-get12:30:002
5362991313,0cyclictest0-21swapper/208:01:012
5362991310,2cyclictest8404-21grep08:20:272
5362991310,2cyclictest6142-21grep10:50:162
5362991310,2cyclictest21336-21grep07:40:212
5362991310,2cyclictest12922-21wc10:15:252
536299130,1cyclictest0-21swapper/209:28:262
536299130,0cyclictest0-21swapper/211:20:142
535899139,3cyclictest16001-21grep11:15:171
535899132,10cyclictest6568-21latency_hist11:10:001
535899132,10cyclictest241rcuc/111:25:221
5358991310,2cyclictest7447-21expr11:10:161
5358991310,2cyclictest2490-21grep09:50:201
5358991310,2cyclictest20364-21tail08:45:241
535899130,12cyclictest319-21head08:05:161
535399139,2cyclictest6833-21grep08:20:140
535399138,1cyclictest141rcu_preempt10:10:040
535399135,4cyclictest13978-21apt-get10:55:120
535399131,6cyclictest18444-21awk08:45:000
535399131,0cyclictest141rcu_preempt11:07:490
5353991310,3cyclictest181irq_work/011:35:010
5353991310,2cyclictest5528-21tr08:15:190
5353991310,2cyclictest25579-21grep07:50:180
5353991310,2cyclictest14669-21grep08:35:180
535399130,0cyclictest141rcu_preempt11:50:370
536499129,2cyclictest5793-21grep10:30:233
536499129,2cyclictest32624-21wc11:05:263
536499129,2cyclictest26587-21grep09:00:163
536499129,2cyclictest23892-21ssh10:22:153
536499129,2cyclictest23587-21head07:45:213
536499129,2cyclictest21913-21cron11:00:003
536499129,2cyclictest10965-21grep09:55:173
536499128,3cyclictest19813-21cron07:40:003
536499128,2cyclictest9946-21tr11:50:153
536499127,4cyclictest55850irq/129-enp2s0-12:04:433
536499127,3cyclictest32265-21tr08:05:153
5364991210,1cyclictest0-21swapper/309:54:413
536299129,2cyclictest9189-21ls07:15:212
536299129,2cyclictest32718-21grep08:05:172
536299129,2cyclictest29656-21grep09:05:262
536299129,2cyclictest29331-21sh08:00:012
536299129,2cyclictest17248-21awk07:35:002
536299128,3cyclictest753-21wc09:50:002
536299128,3cyclictest5782-21sed10:30:232
536299128,2cyclictest26062-21tr09:00:132
536299128,2cyclictest25050-21runrttasks11:40:112
536299128,2cyclictest25050-21runrttasks11:40:112
536299128,2cyclictest10594-21tr07:20:132
536299128,1cyclictest17033-21expr08:40:162
536299126,3cyclictest225-21systemd-journal07:40:002
536299123,5cyclictest225-21systemd-journal10:45:002
5362991210,2cyclictest32-21ksoftirqd/212:34:332
536299120,12cyclictest0-21swapper/212:24:272
535899129,2cyclictest8932-21cat07:15:191
535899129,2cyclictest28920-21tail09:05:181
535899129,2cyclictest241rcuc/107:35:161
535899129,2cyclictest19125-21grep10:00:171
535899129,2cyclictest19125-21grep10:00:161
535899129,2cyclictest13643-21cron08:35:001
535899128,3cyclictest3343-21taskset08:10:231
535899128,3cyclictest25077-21grep07:50:151
535899127,2cyclictest28072-21ssh09:27:051
535899122,9cyclictest26361-21memory09:45:181
535899120,2cyclictest141rcu_preempt11:20:161
535399129,2cyclictest3421-21tail12:05:170
535399129,2cyclictest28939-21head09:05:180
535399129,2cyclictest28743-21sed12:20:180
535399129,2cyclictest26563-21grep09:00:150
535399129,2cyclictest25063-21sed08:55:260
535399129,2cyclictest19441-21head08:45:150
535399129,2cyclictest15012-21systemctl09:20:000
535399129,2cyclictest13398-21sort07:25:160
535399129,2cyclictest12212-21cat12:30:000
535399129,2cyclictest1140-21cut11:45:120
535399128,2cyclictest20333-21grep10:20:180
535399128,2cyclictest16266-21wc11:35:000
535399126,2cyclictest225-21systemd-journal08:10:000
535399123,5cyclictest225-21systemd-journal10:44:590
535399120,0cyclictest141rcu_preempt10:52:590
536499118,2cyclictest9564-21ssh11:30:223
536499118,2cyclictest8925-21sh09:15:263
536499118,2cyclictest7426-21sort08:20:173
536499118,2cyclictest30556-21ssh09:10:003
536499118,2cyclictest30181-21cut10:45:163
536499118,2cyclictest27975-21grep07:55:163
536499118,2cyclictest25114-21tr07:50:153
536499118,2cyclictest22451-21taskset08:50:223
536499118,2cyclictest20962-21ssh09:42:053
536499118,2cyclictest20887-21cat08:50:003
536499118,2cyclictest17941-21cut11:35:203
536499118,2cyclictest15084-21taskset07:30:053
536499118,2cyclictest14654-21tail08:35:183
536499118,2cyclictest12596-21apt12:30:123
536499118,2cyclictest12461-21chrt09:37:013
536499118,2cyclictest11488-21cut10:15:153
536499117,3cyclictest10086-21awk07:19:593
536499117,2cyclictest20813-21grep07:40:163
536499113,7cyclictest9746-21diskstats08:25:153
536499113,7cyclictest9746-21diskstats08:25:143
536499111,7cyclictest0-21swapper/312:20:093
536299119,1cyclictest19480-21wget12:15:122
536299118,2cyclictest8263-21ssh11:30:132
536299118,2cyclictest6992-21swap07:10:242
536299118,2cyclictest6223-21chrt08:16:302
536299118,2cyclictest604-21sed11:25:172
536299118,2cyclictest3536-21grep10:10:162
536299118,2cyclictest31510-21dnf11:05:172
536299118,2cyclictest29771-21chrt12:01:222
536299118,2cyclictest29382-21ssh10:45:092
536299118,2cyclictest25701-21rm11:01:242
536299118,2cyclictest18238-21ssh09:20:592
536299118,2cyclictest16581-21ssh11:35:092
536299118,2cyclictest15675-21rm11:53:322
536299118,2cyclictest14163-21tr08:35:162
536299118,2cyclictest11788-21sed09:55:242
536299118,2cyclictest11347-21cat08:30:002
536299118,2cyclictest11347-21cat08:30:002
536299117,3cyclictest826-21sh09:10:462
536299112,3cyclictest0-21swapper/211:46:142
536299110,3cyclictest0-21swapper/212:36:452
535899118,2cyclictest7576-21sed08:20:191
535899118,2cyclictest6589-21ssh10:30:551
535899118,2cyclictest5400-21rm10:10:561
535899118,2cyclictest31539-21ssh12:02:441
535899118,2cyclictest27886-21seq09:04:251
535899118,2cyclictest27798-21ssh10:25:081
535899118,2cyclictest27511-21tr07:55:151
535899118,2cyclictest24235-21chrt07:45:361
535899118,2cyclictest24159-21tail08:55:171
535899118,2cyclictest21092-21cat07:40:181
535899118,2cyclictest18346-21chrt08:44:071
535899118,2cyclictest15152-21awk08:35:231
535899118,2cyclictest11594-21grep11:50:261
535899111,0cyclictest141rcu_preempt09:43:511
535399119,1cyclictest31227-21grep08:00:250
535399118,2cyclictest27379-21grep12:00:160
535399118,2cyclictest24579-21ssh09:25:170
535399118,2cyclictest22765-21sed08:50:260
535399118,2cyclictest22670-21ssh12:16:220
535399118,2cyclictest22102-21ssh10:01:470
535399118,2cyclictest22102-21ssh10:01:470
535399118,2cyclictest21810-21sed07:40:250
535399118,2cyclictest10427-21wc08:25:200
535399118,2cyclictest10427-21wc08:25:200
535399110,2cyclictest0-21swapper/008:35:000
536499108,1cyclictest6177-21chrt08:15:553
536499108,1cyclictest29195-21wc09:05:203
536499108,1cyclictest23581-21grep08:55:143
536499107,2cyclictest11829-21tr08:30:143
536299108,1cyclictest11858-21ls08:30:142
536299107,2cyclictest26311-21sed07:50:262
536299106,3cyclictest24184-21grep08:55:172
536299105,2cyclictest13057-21cstates07:25:152
535899108,1cyclictest5550-21chrt07:10:021
535899108,1cyclictest229242sleep108:51:561
535899108,1cyclictest15456-21expr07:30:141
535899107,2cyclictest9354-21grep08:25:131
535899107,2cyclictest9354-21grep08:25:131
535399108,1cyclictest2832-21cat08:10:190
535399108,1cyclictest23400-21irqstats07:45:210
535399107,2cyclictest9160-21open_inodes07:15:210
535399107,2cyclictest7356-21ls11:10:160
535399107,2cyclictest5987-21expr07:10:150
535399107,2cyclictest17691-21basename07:35:110
535399107,2cyclictest13-21ksoftirqd/007:55:120
535399107,2cyclictest12140-21taskset07:20:440
53649997,1cyclictest13386-21cut07:25:163
53629997,1cyclictest1960-21sshd08:10:142
53629997,1cyclictest18656-21chrt08:45:072
53589997,1cyclictest10737-21expr07:20:131
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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