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2026-01-15 - 10:08
[ 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 Thu Jan 15, 2026 00:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1908829975,8sleep00-21swapper/019:09:310
1908528977,8sleep20-21swapper/219:09:282
1885228566,15sleep10-21swapper/119:06:261
1904428168,9sleep30-21swapper/319:08:573
1921099300,1cyclictest12026-21diskmemload00:11:531
1921099282,25cyclictest20155-21munin-run20:20:011
1921099282,25cyclictest20155-21munin-run20:20:001
1921099282,25cyclictest12026-21diskmemload23:04:351
1921099280,23cyclictest25046-21aten2_r7power_e22:15:181
1921099280,1cyclictest0-21swapper/121:10:571
1921099273,23cyclictest12026-21diskmemload23:24:061
1921099272,24cyclictest12026-21diskmemload00:28:051
1921099270,3cyclictest0-21swapper/122:43:541
1921099270,26cyclictest0-21swapper/123:11:411
1921099270,20cyclictest0-21swapper/100:21:121
1921499260,24cyclictest0-21swapper/222:08:052
1921499260,24cyclictest0-21swapper/222:08:042
1921099262,23cyclictest15057-21apt-get21:50:121
1921099261,24cyclictest6583-21ssh23:40:151
1921099260,25cyclictest0-21swapper/122:27:371
1921099260,25cyclictest0-21swapper/122:21:291
1921099260,25cyclictest0-21swapper/121:26:311
1921099253,16cyclictest12026-21diskmemload22:00:051
1921099252,18cyclictest926-21awk23:55:281
1921099251,3cyclictest12026-21diskmemload23:08:351
1921099250,25cyclictest0-21swapper/123:47:531
1921099250,24cyclictest0-21swapper/100:18:371
1921099250,20cyclictest0-21swapper/123:52:371
1921099250,1cyclictest0-21swapper/122:31:001
1921099250,1cyclictest0-21swapper/121:32:241
1921099242,21cyclictest12026-21diskmemload22:09:371
1921099242,21cyclictest12026-21diskmemload22:09:361
1921099242,21cyclictest0-21swapper/100:07:381
1921099241,22cyclictest12026-21diskmemload21:35:421
1921099240,23cyclictest0-21swapper/123:35:111
1921099240,1cyclictest12026-21diskmemload22:48:541
1921099240,1cyclictest0-21swapper/122:10:261
19214992319,3cyclictest0-21swapper/221:40:172
1921499230,3cyclictest0-21swapper/221:23:362
1921499230,23cyclictest0-21swapper/222:27:272
1921499230,23cyclictest0-21swapper/200:17:252
1921499230,22cyclictest0-21swapper/221:15:002
1921099232,20cyclictest12026-21diskmemload21:45:431
1921099231,2cyclictest0-21swapper/121:22:401
1921099231,19cyclictest0-21swapper/122:50:501
1921099230,3cyclictest0-21swapper/121:58:471
1921099230,22cyclictest0-21swapper/123:32:131
1921099230,22cyclictest0-21swapper/123:15:281
1921099230,22cyclictest0-21swapper/122:59:491
1921099230,22cyclictest0-21swapper/122:36:491
1921099230,22cyclictest0-21swapper/100:00:261
1921099230,21cyclictest0-21swapper/123:25:121
1921099230,1cyclictest0-21swapper/121:17:011
1921099230,1cyclictest0-21swapper/100:32:381
19218992221,1cyclictest0-21swapper/319:49:413
1921499220,2cyclictest0-21swapper/222:32:212
1921499220,22cyclictest0-21swapper/223:43:052
19204992219,2cyclictest13-21ksoftirqd/023:30:010
1921899210,20cyclictest0-21swapper/323:00:213
19214992120,1cyclictest0-21swapper/222:40:432
1921099211,19cyclictest0-21swapper/119:30:211
1921099210,3cyclictest21629-21grep20:20:211
1921099210,1cyclictest24929-21perf20:30:011
1921099210,1cyclictest0-21swapper/100:38:461
1921899205,12cyclictest39-21ksoftirqd/321:15:143
1920499202,1cyclictest141rcu_preempt23:50:170
1920499201,2cyclictest0-21swapper/022:17:570
19214991918,1cyclictest0-21swapper/223:58:052
1921499190,19cyclictest0-21swapper/221:53:522
1921499190,19cyclictest0-21swapper/200:13:182
1921499190,18cyclictest0-21swapper/200:35:162
1921499190,16cyclictest0-21swapper/221:46:382
19210991918,1cyclictest0-21swapper/120:55:121
1921099190,1cyclictest0-21swapper/121:40:141
1921099190,17cyclictest0-21swapper/119:10:181
1920499197,6cyclictest31408-21munin-run22:00:010
19204991816,1cyclictest19199-21cyclictest21:27:120
19214991717,0cyclictest0-21swapper/223:50:212
1921499170,17cyclictest0-21swapper/200:04:162
1921099173,13cyclictest29685-21idleruntime-cro20:40:001
1921099171,14cyclictest2473-21ntpq19:40:201
1921099170,16cyclictest0-21swapper/119:20:221
1921099170,14cyclictest0-21swapper/119:35:121
268992160,1sleep00-21swapper/000:10:520
1921499160,16cyclictest0-21swapper/223:28:502
1921499160,13cyclictest0-21swapper/200:06:032
1921099161,13cyclictest4322-21fschecks_count19:45:171
1921099160,1cyclictest0-21swapper/120:10:281
1921099160,15cyclictest0-21swapper/120:40:201
1920499163,6cyclictest449-21irqbalance23:15:020
1920499163,11cyclictest3336-21apache_volume23:00:120
1921899151,13cyclictest29833-21ssh23:35:103
19214991515,0cyclictest0-21swapper/223:39:502
1921099159,5cyclictest8765-21grep19:55:131
1921099158,6cyclictest1767-21grep20:45:251
1921099153,11cyclictest8138-21apache219:50:111
1921099150,1cyclictest0-21swapper/120:05:261
1921099150,1cyclictest0-21swapper/120:00:131
1921099150,14cyclictest0-21swapper/119:20:001
1920499155,8cyclictest1142-21runrttasks21:35:250
19204991511,3cyclictest3709-21sh22:21:030
1921899141,5cyclictest0-21swapper/323:16:103
19218991411,2cyclictest31461-21http22:00:003
19218991411,2cyclictest23408-21cat21:35:193
19218991410,2cyclictest18419-21ssh22:30:153
1921899140,7cyclictest0-21swapper/322:27:163
1921899140,2cyclictest0-21swapper/323:51:533
1921899140,1cyclictest0-21swapper/300:35:473
1921899140,13cyclictest5191-21df23:20:163
1921499142,10cyclictest20969-21apache_processe21:15:132
1921499141,12cyclictest0-21swapper/221:55:152
1921499140,8cyclictest255802sleep200:30:122
1921499140,3cyclictest0-21swapper/200:28:052
1921499140,14cyclictest0-21swapper/223:14:522
1921499140,14cyclictest0-21swapper/222:13:392
1921099147,6cyclictest25177-21chrt20:30:121
1921099147,6cyclictest11718-21taskset21:06:151
1921099140,1cyclictest0-21swapper/119:25:231
19204991412,1cyclictest12026-21diskmemload00:06:340
19204991412,1cyclictest0-21swapper/023:55:140
19204991411,2cyclictest13-21ksoftirqd/021:17:360
19204991410,3cyclictest9181-21grep00:00:240
1921899139,2cyclictest30828-21grep21:20:233
1921899133,7cyclictest0-21swapper/300:10:173
19218991310,2cyclictest8263-21cat19:55:003
19218991310,2cyclictest3159-21sh22:40:173
19218991310,2cyclictest29461-21grep19:30:143
19218991310,2cyclictest18049-21mailstats22:10:213
1921899130,4cyclictest0-21swapper/321:11:243
1921499138,4cyclictest23283-21munin-node22:22:342
19214991310,2cyclictest4908-21ls19:45:222
19214991310,2cyclictest4881-21cat20:55:012
19214991310,2cyclictest19688-21tr19:10:162
19214991310,1cyclictest0-21swapper/200:22:112
1921499130,0cyclictest0-21swapper/223:48:592
1921099137,5cyclictest9564-21taskset21:04:091
1921099130,12cyclictest0-21swapper/120:50:141
1920499139,3cyclictest9050-21grep00:20:130
1920499138,3cyclictest2436-21ls20:50:000
19204991310,3cyclictest0-21swapper/023:46:230
19204991310,2cyclictest5820-21grep20:55:160
19204991310,2cyclictest29185-21grep22:55:260
19204991310,2cyclictest2102-21grep19:40:180
19204991310,2cyclictest13442-21expr23:25:140
1920499130,13cyclictest0-21swapper/022:52:580
1920499130,13cyclictest0-21swapper/020:18:450
1920499130,13cyclictest0-21swapper/020:18:440
1921899129,2cyclictest7652-21awk22:05:013
1921899129,2cyclictest27153-21ssh22:35:173
1921899129,2cyclictest20883-21sort23:10:163
1921899129,2cyclictest20836-21grep22:50:273
1921899129,2cyclictest19723-21sed20:15:273
1921899129,2cyclictest19723-21sed20:15:263
1921899129,2cyclictest17272-21sh21:50:353
1921899129,2cyclictest16518-21tr00:05:173
1921899129,2cyclictest15391-21sort00:05:003
1921899129,2cyclictest11669-21sed20:00:163
1921899128,3cyclictest6678-21head23:40:163
1921899126,4cyclictest19132-21cron19:14:553
1921899124,4cyclictest26959-21users22:15:313
1921899121,6cyclictest13469-21ssh21:30:013
19218991211,1cyclictest0-21swapper/319:20:113
1921899120,1cyclictest0-21swapper/323:30:533
1921499129,2cyclictest3495-21grep19:45:002
1921499129,2cyclictest28078-21cut22:55:162
1921499129,2cyclictest23010-21wc23:30:212
1921499129,2cyclictest21522-21grep20:20:192
1921499129,2cyclictest1713-21grep22:00:272
1921499129,2cyclictest12030-21tr20:00:202
1921499129,2cyclictest10159-21tr21:05:152
1921499127,3cyclictest18255-21grep20:15:152
1921499127,3cyclictest18255-21grep20:15:142
1921499120,2cyclictest0-21swapper/223:15:092
1921499120,11cyclictest0-21swapper/222:51:112
1921499120,11cyclictest0-21swapper/222:38:122
1920499129,2cyclictest7728-21sed23:40:250
1920499129,2cyclictest7190-21tr19:50:190
1920499129,2cyclictest30436-21df20:40:150
1920499129,2cyclictest30151-21grep21:20:180
1920499129,2cyclictest25741-21aten2_r7power_v00:30:130
1920499129,2cyclictest20437-21ssh22:11:540
1920499129,2cyclictest1614-21basename22:40:000
1920499129,2cyclictest14893-21sed20:05:260
1920499129,2cyclictest11171-21grep20:00:150
1920499128,3cyclictest19682-21sleep23:10:000
1920499123,4cyclictest225-21systemd-journal22:03:560
1920499122,3cyclictest225-21systemd-journal21:31:310
1920499120,8cyclictest0-21swapper/000:29:450
1921899118,3cyclictest39-21ksoftirqd/320:05:273
1921899118,2cyclictest886-21ssh22:20:113
1921899118,2cyclictest7346-21ssh21:45:173
1921899118,2cyclictest5863-21head20:55:163
1921899118,2cyclictest394-21ssh21:40:363
1921899118,2cyclictest32498-21taskset20:45:063
1921899118,2cyclictest31927-21chrt20:43:283
1921899118,2cyclictest30306-21ssh00:32:343
1921899118,2cyclictest26956-21expr19:25:143
1921899118,2cyclictest22846-21taskset19:15:183
1921899118,2cyclictest19870-21ssh21:33:343
1921899118,2cyclictest19136-21ssh23:28:413
1921899118,2cyclictest15179-21ssh22:47:283
1921899118,2cyclictest15163-21head23:45:173
1921899118,2cyclictest13408-21ssh22:07:583
1921899118,2cyclictest13408-21ssh22:07:573
1921899117,3cyclictest631-21sed19:35:253
1921899117,3cyclictest18007-21grep00:25:173
1921899116,2cyclictest225-21systemd-journal23:56:063
1921899116,2cyclictest225-21systemd-journal20:00:013
1921899112,3cyclictest0-21swapper/300:21:463
1921899110,10cyclictest4519-21ssh00:17:063
1921899110,10cyclictest13035-21cat23:05:173
1921499119,1cyclictest22310-21tr21:35:132
1921499118,2cyclictest9632-21taskset21:04:582
1921499118,2cyclictest7801-21ssh23:02:202
1921499118,2cyclictest6012-21forks21:25:152
1921499118,2cyclictest30389-21expr19:30:242
1921499118,2cyclictest28985-21ssh22:17:042
1921499118,2cyclictest17755-21ssh23:08:312
1921499118,2cyclictest16984-21ssh21:31:192
1921499118,2cyclictest15218-21chrt20:08:022
1921499118,2cyclictest11854-21ssh23:24:312
1921499118,2cyclictest10412-21taskset19:57:362
1921499118,2cyclictest10243-21ssh22:45:012
1921499115,2cyclictest225-21systemd-journal20:30:012
1921499111,7cyclictest32269-21apt-config20:45:002
1920499118,3cyclictest475-21in:imuxsock20:38:220
1920499118,2cyclictest7914-21ssh21:45:200
1920499118,2cyclictest6620-21ssh22:42:250
1920499118,2cyclictest6536-21grep23:20:270
1920499118,2cyclictest32195-21sshd21:40:230
1920499118,2cyclictest30837-21taskset19:32:030
1920499118,2cyclictest24707-21chrt20:27:260
1920499118,2cyclictest23934-21idleruntime-cro19:20:000
1920499118,2cyclictest21537-21ssh21:53:530
1920499118,2cyclictest21029-21ssh22:31:260
1920499118,2cyclictest20130-21ssh23:10:100
1920499118,2cyclictest12502-21grep22:45:260
1920499118,2cyclictest10801-21cat20:00:000
1920499118,2cyclictest10146-21tail22:25:160
1920499118,2cyclictest10086-21tail22:05:250
1920499118,2cyclictest10086-21tail22:05:240
1920499117,3cyclictest28890-21wc19:30:000
1920499117,3cyclictest13211-21ssh21:10:150
1920499117,3cyclictest1232-21sed00:15:170
1920499116,2cyclictest452-21systemd-logind21:04:540
1920499110,10cyclictest6613-21ssh00:37:520
1920499110,10cyclictest32700-21ssh23:36:030
1921899108,1cyclictest3088-21cat20:50:153
1921899108,1cyclictest27863-21cstates20:35:153
1921899108,1cyclictest27106-21ssh22:55:023
1921899108,1cyclictest1551-21expr19:40:143
1921899107,2cyclictest7733-21tr21:00:143
1921899107,2cyclictest24646-21taskset20:26:403
1921899107,2cyclictest22255-21taskset20:21:253
1921899107,2cyclictest11661-21taskset21:05:293
1921899100,9cyclictest175882sleep320:12:553
1921499108,1cyclictest283752sleep219:25:552
1921499108,1cyclictest17535-21chrt20:12:142
1921499107,2cyclictest5781-21grep20:55:162
1921499107,2cyclictest32119-21cut19:35:162
1921499107,2cyclictest28045-21df20:35:162
1921499107,2cyclictest21938-21cut19:15:132
1921499102,4cyclictest225-21systemd-journal20:46:212
1921499100,9cyclictest26229-21taskset19:23:502
1920499108,1cyclictest8882sleep019:38:260
1920499108,1cyclictest3096-21expr20:50:150
1920499108,1cyclictest25684-21sed19:20:220
1920499108,1cyclictest213012sleep019:11:530
1920499107,2cyclictest3817-21aten2_r7power_v19:45:140
1920499107,2cyclictest25969-21head20:30:180
1920499107,2cyclictest20423-21cat20:20:110
1920499107,2cyclictest10179-21expr21:05:160
1920499100,9cyclictest15754-21wget20:10:160
192189996,2cyclictest26692-21cat20:30:253
192149997,1cyclictest7153-21needreboot19:50:182
192149994,4cyclictest26099-21irqstats20:30:182
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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