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2026-01-18 - 18:27
[ 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 Sun Jan 18, 2026 12:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1879929566,9sleep20-21swapper/207:06:022
1877329372,16sleep30-21swapper/307:05:433
1882228976,9sleep00-21swapper/007:06:200
1897828171,6sleep10-21swapper/107:08:221
101522540,0sleep10-21swapper/110:47:121
1920399272,12cyclictest4026-21hddtemp_smartct10:05:172
1920399270,2cyclictest0-21swapper/208:35:132
1920699251,9cyclictest0-21swapper/308:20:243
1920399250,14cyclictest0-21swapper/212:03:172
1919799240,22cyclictest0-21swapper/010:47:090
1920199230,23cyclictest0-21swapper/111:14:321
1920199230,22cyclictest0-21swapper/112:37:371
1920399220,22cyclictest0-21swapper/211:32:322
19201992217,1cyclictest0-21swapper/109:38:471
1919799220,0cyclictest0-21swapper/009:52:130
1920699210,19cyclictest0-21swapper/309:25:223
1920399211,1cyclictest0-21swapper/209:25:122
1920399210,9cyclictest0-21swapper/210:57:392
1920399210,3cyclictest0-21swapper/211:35:162
1920399210,1cyclictest0-21swapper/211:27:082
1920199210,21cyclictest0-21swapper/110:08:361
1919799210,20cyclictest0-21swapper/011:44:010
19206992016,3cyclictest20829-21systemd-tmpfile11:12:563
1920699201,13cyclictest0-21swapper/310:00:243
1920399202,3cyclictest0-21swapper/210:05:012
1920199200,20cyclictest0-21swapper/109:58:241
1919799200,1cyclictest0-21swapper/012:22:450
108602200,0sleep30-21swapper/310:28:433
1920399190,6cyclictest0-21swapper/210:15:192
1920399190,4cyclictest0-21swapper/211:55:262
19201991917,2cyclictest0-21swapper/111:27:121
1920199190,1cyclictest0-21swapper/111:08:241
1920199190,19cyclictest0-21swapper/110:58:111
1920199190,17cyclictest0-21swapper/110:25:471
1919799190,0cyclictest0-21swapper/011:25:590
1919799190,0cyclictest0-21swapper/011:20:210
1920399182,4cyclictest9669-21latency_hist09:50:012
1920199180,2cyclictest0-21swapper/110:22:151
1920199180,18cyclictest0-21swapper/111:32:071
1920199180,17cyclictest0-21swapper/111:01:531
1920399179,2cyclictest29357-21cron10:40:002
1920399179,2cyclictest27563-21head08:40:172
1920399173,2cyclictest20448-21/usr/sbin/munin09:55:262
19203991711,5cyclictest10911-21grep09:50:142
19203991710,6cyclictest17028-21cron08:20:012
1920399170,4cyclictest0-21swapper/211:20:332
19201991716,1cyclictest0-21swapper/110:50:381
19201991715,1cyclictest14356-21pmu-power10:30:181
1920199170,1cyclictest0-21swapper/112:17:191
1920199170,15cyclictest6680-21diskmemload12:09:341
19197991716,0cyclictest0-21swapper/012:14:270
1919799170,0cyclictest0-21swapper/011:45:560
311892160,0chrt0-21swapper/311:57:383
19206991615,1cyclictest0-21swapper/310:13:343
1920399163,3cyclictest31874-21awk11:20:002
1920399162,12cyclictest26854-21sshd12:33:562
19203991615,1cyclictest0-21swapper/210:20:032
19201991614,2cyclictest0-21swapper/112:23:161
19201991612,3cyclictest0-21swapper/111:40:221
1920199160,15cyclictest0-21swapper/112:33:521
19197991615,1cyclictest0-21swapper/010:24:500
1920699157,1cyclictest25651-21apt-get09:40:153
19206991512,1cyclictest25679-21ssh10:18:173
1920699151,1cyclictest0-21swapper/311:18:593
1920399158,2cyclictest8531-21ssh09:30:052
1920399158,2cyclictest32560-21tr11:00:202
1920399158,2cyclictest19442-21turbostat.cron08:25:002
1920399158,2cyclictest13716-21grep08:10:222
1920399158,1cyclictest28685-21cat12:35:122
1920399157,3cyclictest13053-21wc12:25:202
1920399155,2cyclictest225-21systemd-journal11:44:372
1920399150,7cyclictest12764-21strings10:10:182
1920399150,1cyclictest0-21swapper/211:45:502
1920199159,3cyclictest225-21systemd-journal07:14:571
1920199152,13cyclictest6680-21diskmemload09:40:321
19201991511,3cyclictest19755-21ssh11:50:251
1920199151,12cyclictest32027-21latency_hist08:55:001
1920199150,2cyclictest0-21swapper/111:57:281
1920199150,15cyclictest0-21swapper/109:49:351
1920199150,15cyclictest0-21swapper/109:12:221
1919799151,5cyclictest537-21snmpd12:34:030
19197991515,0cyclictest0-21swapper/012:01:580
19197991510,3cyclictest24671-21tr09:20:150
1919799150,15cyclictest0-21swapper/010:12:310
19206991411,2cyclictest28218-21perf12:35:003
19206991411,2cyclictest27049-21cat08:40:143
19206991410,3cyclictest8592-21uname11:05:223
1920399148,2cyclictest8919-21pluginstate08:00:172
1920399148,2cyclictest31928-21sh09:43:472
1920399148,2cyclictest18975-21ssh11:11:312
1920399148,2cyclictest16378-21ssh10:31:252
1920399148,2cyclictest11815-21ssh10:48:292
1920399148,1cyclictest6491-21cat10:25:262
1920399148,1cyclictest31946-21ssh10:40:292
1920399148,1cyclictest20374-21ssh09:36:222
1920399148,1cyclictest12989-21ssh11:08:262
1920399146,2cyclictest5984-21wc07:50:212
1920399142,9cyclictest22662-21/usr/sbin/munin08:30:172
19203991411,2cyclictest0-21swapper/209:15:432
1920399140,10cyclictest27291-21ssh09:21:122
19201991413,1cyclictest0-21swapper/111:15:121
19201991412,2cyclictest0-21swapper/111:20:131
19201991411,2cyclictest7420-21cat08:00:001
19201991410,3cyclictest16647-21cut09:15:171
1920199140,14cyclictest0-21swapper/109:30:251
1919799149,3cyclictest30208-21wc08:45:180
1919799148,3cyclictest32528-21pmu-power11:00:200
19197991412,2cyclictest13-21ksoftirqd/012:09:360
19197991412,1cyclictest6680-21diskmemload10:58:320
1920699134,7cyclictest23406-21unixbench-2d10:35:283
1920699134,4cyclictest0-21swapper/312:25:273
1920699133,7cyclictest26349-21users09:20:283
1920699132,2cyclictest0-21swapper/311:23:093
1920699131,1cyclictest0-21swapper/310:41:063
1920699131,11cyclictest18747-21ssh09:55:153
19206991310,2cyclictest4311-21wc07:50:003
19206991310,2cyclictest3249-21grep10:05:143
19206991310,2cyclictest29928-21head08:45:153
19206991310,2cyclictest28292-21grep07:25:263
19206991310,2cyclictest26554-21cron08:40:003
19206991310,2cyclictest2248-21grep07:40:153
19206991310,2cyclictest2228-21tr09:00:143
19206991310,2cyclictest17385-21sort11:30:163
19206991310,2cyclictest16154-21tr08:15:213
19206991310,2cyclictest12127-21sed09:50:243
1920699130,1cyclictest141rcu_preempt12:21:233
1920399137,1cyclictest6836-21ssh09:10:002
19203991310,2cyclictest9241-21grep09:10:232
19203991310,2cyclictest3198-21taskset12:20:032
1920399130,12cyclictest27662-21grep07:25:202
1920199139,3cyclictest29875-21head07:30:181
1920199138,4cyclictest25-21ksoftirqd/109:25:371
19201991311,2cyclictest0-21swapper/111:35:221
19201991310,2cyclictest32760-21grep07:35:201
19201991310,2cyclictest11269-21wc09:50:171
1920199130,1cyclictest0-21swapper/112:10:021
1920199130,1cyclictest0-21swapper/112:02:361
1919799139,3cyclictest2954-21cat07:40:250
1919799139,3cyclictest17072-21basename08:20:000
1919799139,2cyclictest28470-21grep08:40:250
1919799138,3cyclictest9250-21df09:30:150
1919799138,3cyclictest28084-21wc07:25:250
1919799134,5cyclictest225-21systemd-journal09:04:590
1919799132,5cyclictest5266-21gltestperf07:50:130
1919799131,10cyclictest18574-21unixbench-2d11:30:250
19197991310,2cyclictest9229-21grep09:10:240
19197991310,2cyclictest5324-21sed09:05:170
19197991310,2cyclictest4347-21wc12:40:000
19197991310,2cyclictest26342-21cut11:35:220
19197991310,2cyclictest2612-21ssh09:45:170
19197991310,2cyclictest14813-21grep10:30:230
1919799130,13cyclictest0-21swapper/010:53:310
1919799130,13cyclictest0-21swapper/010:26:460
1920699129,2cyclictest8950-21head08:00:173
1920699129,2cyclictest30656-21cron11:00:003
1920699129,2cyclictest2929-21grep12:00:153
1920699129,2cyclictest28681-21basename12:35:123
1920699129,2cyclictest28286-21sed12:15:173
1920699129,2cyclictest2809-21cat09:45:193
1920699129,2cyclictest18471-21grep11:50:153
1920699129,2cyclictest17763-21wc09:15:263
1920699129,2cyclictest1234-21turbostat07:40:003
1920699128,3cyclictest25814-21cut11:35:183
1920699128,1cyclictest107592sleep309:30:293
1920699123,4cyclictest0-21swapper/310:50:253
1920699121,5cyclictest0-21swapper/311:44:473
19206991211,1cyclictest39-21ksoftirqd/309:35:433
1920699120,1cyclictest0-21swapper/310:22:313
1920699120,11cyclictest10181-21sed11:45:173
1920399129,2cyclictest20423-21grep08:25:152
1920399129,2cyclictest14453-21wc10:50:142
1920399128,3cyclictest4292-21cron09:04:592
1920199129,2cyclictest24531-21grep09:20:151
1920199128,3cyclictest27896-21sort10:00:161
1920199125,4cyclictest20054-21apt-get10:15:141
1920199121,9cyclictest0-21swapper/107:25:151
19201991211,1cyclictest55650irq/127-enp2s0-10:13:181
1919799129,2cyclictest32491-21grep08:55:110
1919799129,2cyclictest27983-21tail10:00:160
1919799129,2cyclictest24490-21grep07:20:130
1919799129,2cyclictest15901-21cut11:10:160
1919799129,2cyclictest13825-21grep12:25:250
1919799129,2cyclictest11069-21sleep10:10:000
1919799129,2cyclictest1017-21cut09:25:170
1919799128,3cyclictest19732-21grep11:50:260
1919799128,3cyclictest16705-21grep09:15:170
1919799127,4cyclictest31988-21sh12:17:260
1919799127,3cyclictest5366-21ls10:45:010
1919799120,6cyclictest94-21kswapd009:40:010
1919799120,2cyclictest0-21swapper/009:40:550
1919799120,10cyclictest0-21swapper/010:37:100
1920699118,2cyclictest8080-21ssh10:45:353
1920699118,2cyclictest7466-21readlink08:00:003
1920699118,2cyclictest7130-21chrt09:10:003
1920699118,2cyclictest4773-21tr07:50:113
1920699118,2cyclictest31584-21expr11:00:143
1920699118,2cyclictest24985-21sed07:20:163
1920699118,2cyclictest22564-21grep07:15:153
1920699118,2cyclictest21686-21cat07:15:003
1920699118,2cyclictest19082-21apache_processe12:10:133
1920699118,2cyclictest16222-21turbostat.cron11:30:003
1920699118,2cyclictest14630-21wc08:15:003
1920699117,3cyclictest14466-21find10:30:193
1920699114,4cyclictest10770-21basename12:05:143
1920399118,2cyclictest32242-21grep07:35:172
1920399118,2cyclictest29738-21df07:30:162
1920399118,2cyclictest25508-21rm12:13:542
1920399118,2cyclictest25029-21cat07:20:162
1920399118,2cyclictest22038-21tr07:15:122
1920399118,2cyclictest19679-21tr07:10:162
1920399118,2cyclictest17900-21cut11:50:122
1920399118,2cyclictest14889-21ssh12:07:102
1920399110,2cyclictest0-21swapper/212:18:492
1920199119,1cyclictest22255-21cut10:35:171
1920199118,2cyclictest9688-21taskset08:03:061
1920199118,2cyclictest5606-21grep07:50:161
1920199118,2cyclictest31775-21grep10:40:271
1920199118,2cyclictest26182-21taskset07:23:311
1920199118,2cyclictest2187-21grep07:40:161
1920199118,2cyclictest20791-21tail08:25:171
1920199118,2cyclictest10084-21cut11:45:161
1920199110,11cyclictest0-21swapper/112:27:051
1920199110,10cyclictest26847-21apache_processe08:40:111
1919799118,2cyclictest9808-21chrt08:04:380
1919799118,2cyclictest7471-21tr11:05:140
1919799118,2cyclictest6883-21chrt07:55:380
1919799118,2cyclictest32138-21uniq07:35:150
1919799118,2cyclictest27504-21ssh11:16:360
1919799118,2cyclictest23413-21sed07:15:250
1919799118,2cyclictest22373-21tr08:30:160
1919799118,2cyclictest20169-21grep07:10:180
1919799117,3cyclictest21220-21wc10:15:210
1919799113,4cyclictest26107-21apt-get11:55:020
1919799113,4cyclictest225-21systemd-journal07:49:540
1920699108,1cyclictest364-21fschecks_count08:55:123
1920699108,1cyclictest31688-21taskset08:51:483
1920699108,1cyclictest29653-21sed07:30:163
1920699108,1cyclictest22528-21expr08:30:163
1920699108,1cyclictest10486-21ls08:05:153
1920699107,2cyclictest19931-21grep08:25:143
1920399108,1cyclictest7115-21taskset07:58:382
1920399108,1cyclictest1467-21chrt07:40:002
1920399107,2cyclictest833-21cat08:55:152
1920399107,2cyclictest31969-21awk08:55:002
1920399100,9cyclictest11489-21grep08:05:232
1920199108,1cyclictest6366-21taskset09:06:091
1920199108,1cyclictest40982sleep107:48:201
1920199108,1cyclictest30995-21taskset08:45:531
1920199108,1cyclictest16497-21sort08:15:251
1920199108,1cyclictest10887-21head08:05:181
1920199107,2cyclictest24788-21ls08:35:141
1920199107,2cyclictest22744-21cut08:30:181
1920199107,2cyclictest22279-21expr07:15:131
1920199107,2cyclictest18118-21head08:20:281
1920199107,2cyclictest1554-21taskset08:55:401
1920199100,9cyclictest14241-21chrt08:10:321
1919799108,1cyclictest18622-21rm09:55:100
1919799108,1cyclictest120022sleep008:07:200
1919799107,2cyclictest31614-21chrt08:50:500
1919799107,2cyclictest20792-21cut08:25:170
1919799107,2cyclictest17569-21tr08:20:260
1919799107,2cyclictest12723-21grep08:10:140
1919799100,9cyclictest30086-21kernelversion07:30:190
192069996,2cyclictest5193-21sort09:05:173
192039997,1cyclictest4007-21chrt07:47:092
192039997,1cyclictest31140-21taskset08:47:452
192019997,1cyclictest41132sleep109:02:451
191979997,1cyclictest25405-21grep08:35:180
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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