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2026-02-21 - 13:44
[ 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 Sat Feb 21, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1480021220,0sleep10-21swapper/123:14:581
626229178,9sleep00-21swapper/019:07:180
612929177,10sleep20-21swapper/219:05:352
638228164,13sleep10-21swapper/119:08:521
631228168,9sleep30-21swapper/319:07:573
239422570,0sleep00-21swapper/021:24:410
655399280,28cyclictest0-21swapper/121:29:351
655399260,26cyclictest0-21swapper/121:22:571
655799250,24cyclictest0-21swapper/221:23:452
655399241,22cyclictest4680-21aten2_r7power_e22:30:131
30482230,0sleep30-21swapper/323:45:213
6557992221,1cyclictest0-21swapper/223:55:542
655799221,16cyclictest16657-21apt-get23:35:122
655799220,22cyclictest0-21swapper/223:12:342
42722220,0sleep10-21swapper/123:46:001
655799210,16cyclictest0-21swapper/223:27:222
6553992118,3cyclictest0-21swapper/122:19:471
6560992018,1cyclictest25123-21ssh23:40:023
654699200,18cyclictest0-21swapper/022:58:280
6557991918,1cyclictest0-21swapper/222:53:022
655399191,17cyclictest0-21swapper/121:57:251
656099180,18cyclictest0-21swapper/300:02:323
655799181,17cyclictest0-21swapper/221:15:222
655799180,0cyclictest0-21swapper/200:05:592
6553991818,0cyclictest0-21swapper/123:16:541
654699184,6cyclictest1291-21apt-get23:45:020
656099173,10cyclictest10985-21latency_hist00:10:003
656099170,2cyclictest0-21swapper/321:16:583
655799170,0cyclictest0-21swapper/222:25:322
6553991716,1cyclictest0-21swapper/121:48:141
6553991713,4cyclictest0-21swapper/122:07:081
655399171,1cyclictest32242-21ssh23:25:121
655399171,1cyclictest31577-21diskmemload22:10:331
655399170,2cyclictest0-21swapper/122:39:161
655399170,0cyclictest0-21swapper/121:12:541
656099161,2cyclictest141rcu_preempt23:24:123
656099160,13cyclictest0-21swapper/319:25:123
655799169,7cyclictest32-21ksoftirqd/221:49:572
6557991615,1cyclictest0-21swapper/221:43:122
6557991611,4cyclictest14306-21ssh21:56:422
655799160,1cyclictest0-21swapper/200:36:212
655799160,15cyclictest0-21swapper/200:10:432
655399160,16cyclictest0-21swapper/122:44:551
655399160,15cyclictest0-21swapper/100:30:571
655399160,0cyclictest0-21swapper/121:36:021
654699161,7cyclictest30593-21munin-run20:00:000
656099152,12cyclictest0-21swapper/323:19:463
6560991515,0cyclictest0-21swapper/300:19:313
655799154,4cyclictest3675-21latency_hist00:25:012
655799152,3cyclictest225-21systemd-journal20:21:042
6557991514,1cyclictest6543-21cyclictest21:25:172
655799150,15cyclictest0-21swapper/222:43:242
655399158,7cyclictest38150irq/131-snd_hda22:24:071
655399150,14cyclictest0-21swapper/100:11:121
654699154,6cyclictest24649-21munin-run23:40:000
654699150,1cyclictest141rcu_preempt23:07:490
6560991414,0cyclictest0-21swapper/322:03:123
6560991410,3cyclictest12050-21tr21:55:213
6557991410,3cyclictest11129-21head20:25:172
655799140,2cyclictest0-21swapper/222:31:322
655799140,14cyclictest0-21swapper/223:21:522
655399149,4cyclictest38150irq/131-snd_hda00:38:231
655399149,4cyclictest12244-21sort19:20:161
6553991413,1cyclictest31577-21diskmemload21:41:121
655399141,2cyclictest6787-21apache_volume19:10:101
6553991412,2cyclictest0-21swapper/122:45:411
6553991411,2cyclictest19636-21tail19:35:161
6553991410,3cyclictest30580-21cron20:00:001
655399140,2cyclictest0-21swapper/123:42:191
655399140,14cyclictest0-21swapper/123:06:271
654699148,4cyclictest24139-21apache221:48:100
6546991411,2cyclictest26806-21tr19:50:160
6546991410,3cyclictest8786-21ls21:35:000
6546991410,3cyclictest26306-21grep20:55:250
654699140,13cyclictest0-21swapper/022:52:130
656099139,2cyclictest23317-21sort20:50:183
656099133,4cyclictest24642-21apt-get23:40:003
6560991310,2cyclictest31081-21grep21:05:253
6560991310,2cyclictest31081-21grep21:05:253
6560991310,2cyclictest20892-21/usr/sbin/munin22:40:003
656099130,10cyclictest0-21swapper/322:29:113
655799139,3cyclictest18134-21grep19:30:252
655799139,3cyclictest12526-21basename00:30:142
655799132,3cyclictest225-21systemd-journal00:20:002
6557991310,2cyclictest9452-21tr19:15:142
6557991310,2cyclictest25339-21grep19:45:252
6557991310,2cyclictest11601-21grep19:20:132
655799130,12cyclictest0-21swapper/223:45:442
655399139,3cyclictest4216-21grep21:50:251
655399139,2cyclictest26792-21cron21:00:001
6553991310,2cyclictest8542-21cut23:30:141
6553991310,2cyclictest27192-21grep19:50:191
6553991310,2cyclictest2449-21grep20:05:261
655399130,3cyclictest0-21swapper/122:28:201
655399130,1cyclictest31577-21diskmemload23:23:151
655399130,13cyclictest0-21swapper/122:00:331
655399130,11cyclictest0-21swapper/100:00:411
654699139,3cyclictest4780-21grep00:25:150
654699139,3cyclictest2728-21chrt22:28:570
654699139,3cyclictest23955-21sed20:50:240
654699139,3cyclictest14408-21taskset19:25:140
654699137,5cyclictest668-21/usr/sbin/munin21:10:170
654699135,3cyclictest24125-21apache222:13:350
6546991313,0cyclictest0-21swapper/021:25:350
6546991310,2cyclictest12753-21grep00:10:220
6546991310,2cyclictest10501-21grep20:25:150
654699130,6cyclictest0-21swapper/022:44:180
654699130,12cyclictest31577-21diskmemload22:33:030
654699130,0cyclictest0-21swapper/023:23:360
656099129,2cyclictest8755-21grep20:20:163
656099129,2cyclictest7326-21tr23:10:143
656099129,2cyclictest3912-21grep20:10:153
656099129,2cyclictest24931-21tr20:55:143
656099129,2cyclictest21521-21head00:35:173
656099129,2cyclictest20619-21grep19:35:253
656099129,2cyclictest17179-21tune2fs21:20:163
656099128,3cyclictest11143-21grep23:50:193
656099127,3cyclictest9049-21head23:30:173
656099120,9cyclictest0-21swapper/321:10:123
656099120,3cyclictest0-21swapper/300:32:033
656099120,12cyclictest31577-21diskmemload21:43:523
655799129,2cyclictest5824-21grep20:15:132
655799129,2cyclictest31114-21grep21:05:252
655799129,2cyclictest31114-21grep21:05:252
655799129,2cyclictest30592-21cat20:00:002
655799129,2cyclictest22105-21awk23:00:002
655799129,2cyclictest21008-21wc22:40:002
655799129,2cyclictest18273-21head20:40:162
655799129,2cyclictest15492-21chrt23:34:312
655799129,2cyclictest15263-21wc19:25:212
655799129,2cyclictest10156-21latency_hist21:55:002
655799128,3cyclictest23861-21grep20:50:242
655799128,3cyclictest11357-21latency_hist22:15:002
655799125,2cyclictest225-21systemd-journal20:06:012
655799121,7cyclictest0-21swapper/222:15:112
655799121,6cyclictest0-21swapper/222:25:002
655799120,1cyclictest0-21swapper/223:19:312
655799120,11cyclictest9285-21ssh21:35:042
655399129,3cyclictest38150irq/131-snd_hda23:56:571
655399129,2cyclictest3882-21sort20:10:151
655399129,2cyclictest29959-21sed00:20:261
655399129,2cyclictest22882-21sort20:50:151
655399129,2cyclictest21006-21open_inodes00:15:201
655399129,2cyclictest20628-21tr20:45:171
655399129,2cyclictest18655-21basename19:35:001
655399129,2cyclictest17212-21ssh23:35:141
655399129,2cyclictest14543-21tr22:55:151
655399129,2cyclictest11031-21cat00:10:001
655399129,2cyclictest10424-21wc19:15:211
655399127,4cyclictest27927-21ssh23:02:591
655399127,3cyclictest25984-21cat19:50:001
655399122,7cyclictest0-21swapper/120:15:121
655399121,9cyclictest17310-21cat20:40:001
655399120,12cyclictest0-21swapper/123:50:111
655399120,0cyclictest0-21swapper/100:29:541
654699129,2cyclictest9183-21sed20:20:220
654699129,2cyclictest3805-21sort20:10:150
654699129,2cyclictest29487-21rm22:05:250
654699129,2cyclictest24477-21sed19:45:160
654699129,2cyclictest17772-21chrt23:15:450
654699129,2cyclictest17018-21df19:30:150
654699129,2cyclictest16717-21sed20:35:240
654699129,2cyclictest14240-21ntpq22:35:190
654699129,2cyclictest11278-21sh19:20:000
654699128,3cyclictest9825-21ssh21:35:140
654699123,5cyclictest550-21lldpd21:17:170
654699122,4cyclictest15482-21ssh23:53:110
654699121,1cyclictest0-21swapper/022:20:260
6546991210,2cyclictest13-21ksoftirqd/000:24:370
6546991210,2cyclictest0-21swapper/000:02:070
656099119,1cyclictest11162-21ssh00:10:063
656099118,2cyclictest8339-21ssh22:12:393
656099118,2cyclictest7279-21ssh00:26:283
656099118,2cyclictest6547-21ssh21:33:173
656099118,2cyclictest6090-21tr22:50:153
656099118,2cyclictest5472-21sed22:30:173
656099118,2cyclictest32443-21egrep23:25:133
656099118,2cyclictest31748-21tail22:45:253
656099118,2cyclictest31730-21if_enp0s31f620:00:173
656099118,2cyclictest31514-21expr23:05:143
656099118,2cyclictest3101-21expr21:50:163
656099118,2cyclictest29838-21ls00:20:263
656099118,2cyclictest28731-21grep19:55:143
656099118,2cyclictest27924-21ssh21:45:213
656099118,2cyclictest27489-21ssh22:05:113
656099118,2cyclictest27463-21expr21:00:143
656099118,2cyclictest27087-21ssh22:43:143
656099118,2cyclictest26647-21ls21:25:243
656099118,2cyclictest26191-21cut19:50:133
656099118,2cyclictest2525-21sed20:05:263
656099118,2cyclictest25037-21ssh22:22:353
656099118,2cyclictest22380-21ssh23:00:033
656099118,2cyclictest18465-21wc23:55:133
656099118,2cyclictest17216-21cron20:40:003
656099118,2cyclictest16134-21ssh22:55:263
656099118,2cyclictest14515-21rm22:15:573
656099118,2cyclictest12960-21tr20:30:153
656099113,2cyclictest225-21systemd-journal19:40:563
656099110,10cyclictest18305-21chrt20:40:163
655799118,2cyclictest8450-21tail19:10:242
655799118,2cyclictest694-21ssh21:30:062
655799118,2cyclictest4783-21head00:25:152
655799118,2cyclictest3426-21grep20:10:132
655799118,2cyclictest32495-21grep20:00:252
655799118,2cyclictest309-21ssh23:05:252
655799118,2cyclictest30125-21grep22:45:142
655799118,2cyclictest29693-21ssh22:05:352
655799118,2cyclictest29021-21ssh00:00:372
655799118,2cyclictest28679-21date21:00:262
655799118,2cyclictest27435-21cat19:50:222
655799118,2cyclictest27374-21ssh23:40:262
655799118,2cyclictest24531-21grep23:00:252
655799118,2cyclictest23624-21cut19:45:012
655799118,2cyclictest20827-21chrt19:37:452
655799118,2cyclictest13903-21awk20:30:222
655799118,2cyclictest1065-21wc21:10:212
655799118,2cyclictest10075-21grep23:50:132
655799111,2cyclictest0-21swapper/220:35:112
655799110,11cyclictest0-21swapper/222:03:252
655399118,2cyclictest6643-21expr22:50:171
655399118,2cyclictest5525-21ssh21:32:301
655399118,2cyclictest14424-21df19:25:141
655399118,2cyclictest13951-21ssh21:18:271
655399118,2cyclictest12492-21awk20:30:001
655399111,2cyclictest0-21swapper/120:01:561
654699118,2cyclictest7768-21grep23:10:170
654699118,2cyclictest5415-21sh00:05:570
654699118,2cyclictest5103-21ssh21:51:040
654699118,2cyclictest3798-21ssh22:48:500
654699118,2cyclictest32202-21which20:00:210
654699118,2cyclictest29665-21ssh23:42:130
654699118,2cyclictest29418-21chrt21:05:020
654699118,2cyclictest29418-21chrt21:05:020
654699118,2cyclictest2661-21ssh23:26:040
654699118,2cyclictest23770-21ssh00:36:170
654699118,2cyclictest22801-21ssh23:57:210
654699118,2cyclictest22533-21head19:40:210
654699118,2cyclictest19976-21ssh00:15:130
654699118,2cyclictest18898-21ssh22:00:060
654699118,2cyclictest12376-21ssh00:30:130
654699118,2cyclictest11867-21wget22:15:110
654699118,2cyclictest11393-21grep21:55:160
654699118,2cyclictest11123-21rm23:31:070
654699117,3cyclictest22860-21cut23:00:140
654699117,3cyclictest13666-21cron19:25:000
654699110,10cyclictest21790-21chrt20:47:310
654699110,10cyclictest19287-21ntpq21:40:210
656099108,1cyclictest9442-21cat21:35:113
656099108,1cyclictest7435-21chrt20:16:443
656099108,1cyclictest185922sleep319:34:333
656099108,1cyclictest112512sleep319:19:473
656099108,1cyclictest10385-21chrt20:25:143
656099107,2cyclictest20675-21which20:45:173
656099106,3cyclictest12315-21sed19:20:163
656099102,4cyclictest24944-21pmu-power19:45:203
655799108,1cyclictest21936-21seq20:49:272
655399108,1cyclictest7946-21taskset20:20:041
655399108,1cyclictest27060-21basename21:00:111
655399107,2cyclictest29537-21aten2_r7power_p21:05:141
655399107,2cyclictest29537-21aten2_r7power_p21:05:131
655399107,2cyclictest14181-21cat20:30:251
654699107,2cyclictest7715-21munin-run20:20:000
654699107,2cyclictest7558-21tail19:10:150
654699107,2cyclictest28785-21grep21:00:260
654699107,2cyclictest17474-21chrt20:40:090
654699107,2cyclictest1242-21expr20:05:140
654699102,3cyclictest225-21systemd-journal19:37:300
65609997,1cyclictest8564-21seq19:10:513
65579997,1cyclictest25335-21fschecks_time20:55:162
65539998,1cyclictest21265-21/usr/sbin/munin19:40:271
65539997,1cyclictest18664-21ntpq20:40:201
65469997,1cyclictest12851-21basename20:30:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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