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2026-01-20 - 19:07
[ 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 Tue Jan 20, 2026 12:43:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
228429683,9sleep00-21swapper/007:08:020
222428767,9sleep20-21swapper/207:07:162
221328265,13sleep10-21swapper/107:07:071
221527966,9sleep30-21swapper/307:07:093
2519992626,0cyclictest0-21swapper/111:12:191
251399260,2cyclictest0-21swapper/009:10:320
251999253,11cyclictest0-21swapper/109:15:121
251399250,24cyclictest0-21swapper/010:50:470
251999240,0cyclictest0-21swapper/111:15:291
2513992423,1cyclictest0-21swapper/008:48:510
252399231,19cyclictest0-21swapper/211:56:322
2519992323,0cyclictest0-21swapper/112:04:291
2523992220,1cyclictest0-21swapper/211:43:192
251999222,2cyclictest25250-21ssh09:45:431
251999220,1cyclictest0-21swapper/109:50:401
252399210,20cyclictest0-21swapper/212:23:402
252399210,20cyclictest0-21swapper/212:16:012
252399210,20cyclictest0-21swapper/212:16:012
252399210,18cyclictest0-21swapper/211:38:382
251999210,21cyclictest0-21swapper/110:57:171
251399218,6cyclictest7254-21apt-get07:20:010
251399210,4cyclictest0-21swapper/011:38:270
252699200,1cyclictest0-21swapper/310:59:563
2523992020,0cyclictest0-21swapper/210:01:162
252399200,17cyclictest0-21swapper/212:11:562
251399202,1cyclictest0-21swapper/009:27:390
2513992019,1cyclictest32595-21apache210:29:090
252399191,17cyclictest19620-21switchtime10:40:242
252399190,8cyclictest0-21swapper/212:25:132
252399190,19cyclictest0-21swapper/209:56:522
252399190,16cyclictest0-21swapper/209:30:192
2519991919,0cyclictest0-21swapper/111:34:091
251399197,6cyclictest3078-21munin-run11:10:000
251399190,3cyclictest0-21swapper/011:43:110
251399190,2cyclictest0-21swapper/010:56:280
252699183,1cyclictest28160-21diskmemload11:50:283
252399185,4cyclictest225-21systemd-journal09:09:592
2523991817,1cyclictest0-21swapper/210:11:322
2523991814,2cyclictest0-21swapper/210:26:432
252399180,18cyclictest0-21swapper/210:22:112
251999189,9cyclictest32595-21apache210:09:201
251999180,2cyclictest0-21swapper/112:19:561
251999180,2cyclictest0-21swapper/112:19:561
251999180,1cyclictest0-21swapper/112:37:051
251399186,6cyclictest14603-21idleruntime-cro07:35:010
2526991714,1cyclictest0-21swapper/307:30:013
2523991716,1cyclictest0-21swapper/212:30:212
251999171,1cyclictest28160-21diskmemload11:36:231
2519991710,6cyclictest0-21swapper/110:34:021
251999170,13cyclictest0-21swapper/109:00:151
251999170,0cyclictest0-21swapper/109:34:521
2513991717,0cyclictest0-21swapper/009:36:410
2513991715,2cyclictest13-21ksoftirqd/011:57:440
251399170,1cyclictest0-21swapper/011:11:530
252699165,5cyclictest455-21dbus-daemon08:20:003
252699164,5cyclictest0-21swapper/310:10:173
2526991613,3cyclictest39-21ksoftirqd/310:17:053
2526991612,3cyclictest39-21ksoftirqd/309:05:163
251999166,4cyclictest13428-21wget09:20:131
2519991616,0cyclictest0-21swapper/110:17:491
2519991615,1cyclictest0-21swapper/110:10:461
2519991611,2cyclictest0-21swapper/109:56:321
251999160,1cyclictest0-21swapper/110:42:331
251999160,12cyclictest31200-21/usr/sbin/munin11:45:241
251399164,4cyclictest0-21swapper/011:00:120
2513991616,0cyclictest0-21swapper/011:25:260
251399160,0cyclictest0-21swapper/010:41:580
2526991511,2cyclictest13926-21df_inode09:20:143
252399152,12cyclictest32-21ksoftirqd/210:45:112
2523991515,0cyclictest0-21swapper/210:35:312
2523991514,1cyclictest0-21swapper/209:38:522
252399150,14cyclictest0-21swapper/211:22:132
252399150,0cyclictest0-21swapper/210:06:042
2519991514,1cyclictest0-21swapper/110:52:311
2519991512,2cyclictest38150irq/131-snd_hda12:31:511
251999150,1cyclictest0-21swapper/111:24:111
251999150,14cyclictest0-21swapper/110:25:131
251399150,13cyclictest0-21swapper/011:45:420
251399150,0cyclictest0-21swapper/012:20:320
252699144,1cyclictest0-21swapper/312:00:013
252699143,3cyclictest225-21systemd-journal09:46:153
2526991413,1cyclictest0-21swapper/311:27:283
2526991412,1cyclictest39-21ksoftirqd/312:27:333
2526991411,2cyclictest8370-21cut07:20:153
2526991410,3cyclictest16971-21cron07:39:593
252699140,14cyclictest0-21swapper/308:26:223
2523991410,3cyclictest889-21grep09:50:282
252399140,14cyclictest0-21swapper/211:14:552
251999142,9cyclictest16489-21apt-get08:45:111
251999142,5cyclictest0-21swapper/108:40:001
2519991413,1cyclictest28160-21diskmemload09:25:591
2519991411,2cyclictest6316-21ls12:10:001
251999140,14cyclictest0-21swapper/112:23:351
251399140,1cyclictest0-21swapper/007:40:150
251399140,0cyclictest0-21swapper/012:13:110
252699139,3cyclictest919-21wc08:10:243
252699139,3cyclictest29906-21grep11:45:153
252699139,3cyclictest11755-21grep08:35:143
252699139,3cyclictest10566-21ssh10:35:183
252699139,2cyclictest23210-21lockfile-create12:20:003
252699139,2cyclictest23210-21lockfile-create12:20:003
252699131,2cyclictest141rcu_preempt09:38:393
252699131,1cyclictest28160-21diskmemload11:16:513
2526991310,2cyclictest9236-21cat10:35:013
2526991310,2cyclictest5371-21wc11:10:273
2526991310,2cyclictest20847-21wc11:00:253
252699130,6cyclictest0-21swapper/311:20:373
252399131,9cyclictest8744-21runrttasks09:16:512
252399131,8cyclictest5520-21taskset12:09:242
2523991310,2cyclictest5951-21grep11:30:202
2523991310,2cyclictest5808-21grep08:20:252
2523991310,2cyclictest29975-21grep08:05:162
2523991310,2cyclictest26241-21ssh09:46:292
2523991310,2cyclictest20562-21grep08:50:242
2523991310,2cyclictest19459-21grep11:00:142
2523991310,2cyclictest18300-21wc07:40:222
2523991310,2cyclictest16749-21grep08:45:122
252399130,8cyclictest0-21swapper/207:45:132
252399130,3cyclictest0-21swapper/211:08:042
252399130,13cyclictest0-21swapper/209:26:352
252399130,13cyclictest0-21swapper/208:36:232
252399130,12cyclictest8899-21wc08:29:592
251999139,3cyclictest8857-21cron08:29:591
251999138,2cyclictest2309-21ssh11:09:241
251999138,2cyclictest10077-21ssh09:36:581
2519991310,2cyclictest6523-21cat08:25:001
2519991310,2cyclictest30079-21tr08:05:161
2519991310,2cyclictest19084-21tr08:50:121
2519991310,2cyclictest18648-21cat10:20:271
2519991310,2cyclictest17077-21tr10:00:211
251999130,1cyclictest0-21swapper/112:27:461
251999130,12cyclictest6425-21grep11:50:151
251999130,12cyclictest0-21swapper/112:11:111
251399139,3cyclictest3795-21ls07:10:230
251399139,3cyclictest11043-21grep08:30:370
251399133,8cyclictest26044-21apache_accesses09:05:110
251399131,6cyclictest17006-21systemctl07:40:000
2513991313,0cyclictest0-21swapper/011:15:460
2513991313,0cyclictest0-21swapper/010:12:150
2513991310,2cyclictest9331-21sh11:51:460
2513991310,2cyclictest5651-21wc11:30:170
2513991310,2cyclictest24227-21latency_hist12:40:000
2513991310,2cyclictest12495-21head08:35:170
251399130,1cyclictest0-21swapper/010:35:210
252699129,2cyclictest7542-21tr09:55:133
252699129,2cyclictest4501-21wc09:15:013
252699129,2cyclictest39-21ksoftirqd/311:05:453
252699129,2cyclictest29660-21grep08:05:143
252699129,2cyclictest24824-21grep10:05:163
252699129,2cyclictest23537-21cron10:05:003
252699129,2cyclictest22896-21sed08:55:273
252699129,2cyclictest22896-21sed08:55:273
252699129,2cyclictest21461-21ssh11:40:143
252699129,2cyclictest19579-21grep08:50:153
252699129,2cyclictest17050-21cut12:35:153
2526991210,1cyclictest18022-21wc10:20:203
252399129,2cyclictest5924-21tr11:50:132
252399129,2cyclictest23536-21cat12:00:182
252399129,2cyclictest23436-21wc09:00:002
252399129,2cyclictest23436-21wc09:00:002
252399129,2cyclictest22468-21tr07:50:152
252399129,2cyclictest15987-21rm09:40:232
252399129,2cyclictest15638-21grep07:35:162
252399126,2cyclictest225-21systemd-journal11:00:012
2523991211,1cyclictest0-21swapper/207:11:092
252399120,1cyclictest0-21swapper/211:27:322
251999129,2cyclictest5896-21grep07:15:201
251999129,2cyclictest3395-21grep08:15:251
251999129,2cyclictest28160-21diskmemload09:12:581
251999129,2cyclictest22433-21cat09:45:001
251999129,2cyclictest21525-21grep07:45:251
251999129,2cyclictest1986-21sh10:50:011
251999129,2cyclictest17988-21grep07:40:191
251999129,2cyclictest15391-21cut11:55:221
251999129,2cyclictest11382-21wc10:35:261
251999129,2cyclictest10900-21head07:25:281
251999126,2cyclictest225-21systemd-journal07:35:011
2519991210,1cyclictest21099-21ssh11:40:071
251399129,2cyclictest619-21wc12:25:180
251399129,2cyclictest31608-21grep09:50:150
251399129,2cyclictest313-21grep12:05:260
251399129,2cyclictest28698-21sed08:00:260
251399129,2cyclictest23002-21grep09:45:140
251399129,2cyclictest20511-21grep08:50:240
251399129,2cyclictest10449-21sed10:15:270
251399129,2cyclictest1031-21sed08:10:250
251399120,12cyclictest0-21swapper/012:17:280
251399120,12cyclictest0-21swapper/012:17:270
252699118,2cyclictest9810-21sh12:11:033
252699118,2cyclictest8590-21seq09:16:433
252699118,2cyclictest4828-21ssh10:50:423
252699118,2cyclictest4331-21ssh11:30:003
252699118,2cyclictest4019-21wc07:10:243
252699118,2cyclictest31438-21grep09:50:163
252699118,2cyclictest30968-21sh09:30:173
252699118,2cyclictest25980-21grep10:25:173
252699118,2cyclictest24326-21cron07:55:003
252699118,2cyclictest22941-21cut09:25:183
252699118,2cyclictest21473-21sed07:45:253
252699118,2cyclictest17813-21ssh10:40:083
252699118,2cyclictest15938-21ssh11:36:123
252699118,2cyclictest14379-21ssh09:40:083
252699118,2cyclictest1311-21ssh12:06:083
252699118,2cyclictest12522-21ssh12:32:243
252699118,2cyclictest10117-21tail08:30:283
252699117,3cyclictest18014-21tr07:40:193
252699117,3cyclictest14791-21grep11:55:173
252699117,2cyclictest28088-21cut08:00:193
252699111,8cyclictest29657-21ssh10:46:193
252699110,10cyclictest26539-21ssh12:21:053
252399118,2cyclictest9396-21grep08:30:242
252399118,2cyclictest7987-21tr07:20:132
252399118,2cyclictest6923-21taskset07:16:012
252399118,2cyclictest3086-21grep10:50:152
252399118,2cyclictest2977-21ssh11:48:202
252399118,2cyclictest25598-21cat07:55:192
252399118,2cyclictest2517-21grep08:15:172
252399118,2cyclictest24300-21grep09:00:182
252399118,2cyclictest20245-21ssh12:36:552
252399118,2cyclictest1758-21sed10:30:162
252399118,2cyclictest14689-21cut09:20:212
252399118,2cyclictest12241-21tr11:15:142
252399118,2cyclictest1198-21taskset09:12:312
252399110,2cyclictest0-21swapper/210:17:022
251999119,1cyclictest0-21swapper/107:50:131
251999118,2cyclictest3991-21grep07:10:251
251999118,2cyclictest31654-21ssh11:26:151
251999118,2cyclictest28851-21chrt08:01:521
251999118,2cyclictest15819-21grep08:40:271
251999117,3cyclictest15468-21sort07:35:151
251999110,10cyclictest21548-21ssh11:00:421
251399119,1cyclictest24029-21apt-get10:05:120
251399118,2cyclictest7892-21tr08:25:220
251399118,2cyclictest7851-21df09:55:140
251399118,2cyclictest7849-21taskset09:16:100
251399118,2cyclictest32614-21ssh09:30:470
251399118,2cyclictest29977-21sort08:05:160
251399118,2cyclictest26527-21sh10:45:130
251399118,2cyclictest23217-21head12:00:170
251399118,2cyclictest20042-21ssh11:20:020
251399118,2cyclictest17462-21ssh09:41:110
251399118,2cyclictest15955-21ssh09:20:550
251399118,2cyclictest1108-21ssh10:30:100
251399117,3cyclictest3429-21grep08:15:250
251399117,3cyclictest20449-21grep07:45:160
251399117,3cyclictest18815-21grep10:20:280
251399115,2cyclictest141rcu_preempt08:00:000
2513991110,1cyclictest13-21ksoftirqd/012:31:170
252699108,1cyclictest5113-21cat07:15:143
252699108,1cyclictest25620-21chrt09:03:043
252699108,1cyclictest14272-21chrt07:30:533
252699107,2cyclictest4910-21grep08:20:163
252699107,2cyclictest14664-21df08:40:173
252699101,7cyclictest24600-21apache_volume07:55:133
252699100,9cyclictest17820-21systemctl08:45:193
252399108,1cyclictest31850-21wget08:10:132
252399107,2cyclictest26991-21apache_accesses08:00:122
252399107,2cyclictest14549-21expr08:40:162
252399107,2cyclictest13123-21sort07:30:162
252399105,2cyclictest225-21systemd-journal07:25:172
251999108,1cyclictest21922-21tune2fs08:55:171
251999108,1cyclictest21922-21tune2fs08:55:171
251999107,2cyclictest32457-21grep08:10:161
251999107,2cyclictest26306-21tr09:05:131
251399108,1cyclictest8808-21sort07:20:180
251399108,1cyclictest4999-21cat08:20:170
251399108,1cyclictest23177-21taskset08:57:270
251399108,1cyclictest23177-21taskset08:57:260
251399108,1cyclictest14184-21wget08:40:150
251399108,1cyclictest10090-21taskset07:25:130
251399107,2cyclictest25650-21chrt09:03:260
251399107,2cyclictest15773-21wget10:00:140
25199997,1cyclictest8174-21expr07:20:141
25199997,1cyclictest25528-21cut07:55:191
25139997,1cyclictest24024-21chrt07:51:090
25199985,2cyclictest9626-21tr08:30:251
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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