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2026-02-20 - 20:04
[ 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 792 highest latencies:
System rack7slot7s.osadl.org (updated Fri Feb 20, 2026 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
638528875,9sleep00-21swapper/007:08:230
620828168,9sleep20-21swapper/207:06:032
633127958,6sleep10-21swapper/107:07:401
641227765,8sleep30-21swapper/307:08:413
18852760,0sleep20-21swapper/212:24:072
18852760,0sleep20-21swapper/212:24:072
660599260,26cyclictest0-21swapper/310:42:133
660399260,25cyclictest0-21swapper/210:13:212
660399250,25cyclictest0-21swapper/212:38:472
6599992517,5cyclictest25-21ksoftirqd/109:05:001
659999250,0cyclictest0-21swapper/111:57:361
134052250,0sleep00-21swapper/011:51:530
659999241,6cyclictest4569-21ssh10:30:021
659999230,4cyclictest0-21swapper/112:02:311
659499230,5cyclictest0-21swapper/011:47:290
660399221,20cyclictest4114-21ls10:30:002
659999220,1cyclictest31880-21diskmemload10:11:301
660599212,13cyclictest0-21swapper/307:45:123
660599210,1cyclictest0-21swapper/311:59:053
660399210,19cyclictest0-21swapper/211:51:132
6599992120,1cyclictest0-21swapper/110:23:421
659999210,21cyclictest0-21swapper/109:57:231
659999210,21cyclictest0-21swapper/109:40:311
659999210,1cyclictest0-21swapper/110:52:061
659999210,17cyclictest0-21swapper/110:55:061
660599200,19cyclictest0-21swapper/311:27:243
659999200,1cyclictest0-21swapper/110:37:391
659999200,1cyclictest0-21swapper/110:37:391
659499200,16cyclictest0-21swapper/009:19:380
148082200,0chrt0-21swapper/112:31:081
660399190,19cyclictest0-21swapper/209:58:022
660399190,15cyclictest0-21swapper/210:07:332
6594991911,7cyclictest1235-21ntpd12:17:150
660599182,15cyclictest0-21swapper/312:15:203
6605991818,0cyclictest0-21swapper/312:36:473
660399180,1cyclictest0-21swapper/210:15:462
659999184,10cyclictest32475-21apt-get11:25:141
6599991818,0cyclictest0-21swapper/110:08:111
6599991817,1cyclictest0-21swapper/110:40:451
659999180,1cyclictest0-21swapper/112:21:281
659999180,1cyclictest0-21swapper/112:21:271
6594991816,1cyclictest0-21swapper/009:10:120
660399172,4cyclictest0-21swapper/211:38:002
660399171,13cyclictest10081-21df_inode09:35:142
660399170,17cyclictest0-21swapper/211:03:232
660399170,17cyclictest0-21swapper/209:14:542
659999171,4cyclictest0-21swapper/111:44:001
659999170,14cyclictest0-21swapper/109:28:571
659999170,13cyclictest0-21swapper/108:00:141
659499175,6cyclictest11414-21perf12:30:000
659499170,3cyclictest0-21swapper/009:00:140
660599162,4cyclictest0-21swapper/310:22:323
660599162,13cyclictest56550irq/124-enp0s3112:10:593
6603991614,2cyclictest32-21ksoftirqd/211:49:182
660399161,2cyclictest141rcu_preempt12:05:272
6603991610,5cyclictest22875-21sh09:42:462
660399160,2cyclictest0-21swapper/211:33:022
660399160,15cyclictest0-21swapper/211:21:312
6599991615,1cyclictest0-21swapper/111:15:551
6599991613,2cyclictest25-21ksoftirqd/111:05:451
6599991612,3cyclictest16649-21/usr/sbin/munin09:20:251
659999160,16cyclictest0-21swapper/112:28:041
6594991615,1cyclictest0-21swapper/011:34:570
659499161,1cyclictest31880-21diskmemload09:43:310
659499160,6cyclictest0-21swapper/009:47:340
659499160,1cyclictest3519-21kworker/u8:311:09:510
660599153,10cyclictest0-21swapper/311:50:173
6603991514,1cyclictest0-21swapper/211:41:532
6603991514,1cyclictest0-21swapper/210:37:312
6603991514,1cyclictest0-21swapper/210:37:302
6603991513,1cyclictest0-21swapper/211:09:352
660399150,1cyclictest0-21swapper/212:33:312
660399150,15cyclictest0-21swapper/212:26:222
6599991512,2cyclictest32760-21expr09:10:141
659999150,15cyclictest0-21swapper/111:48:581
659999150,15cyclictest0-21swapper/110:19:531
659999150,14cyclictest0-21swapper/108:05:071
659499152,7cyclictest561-21munin-run09:30:000
659499151,7cyclictest26985-21basename10:05:000
6605991413,1cyclictest0-21swapper/310:58:523
6605991413,0cyclictest0-21swapper/309:51:473
6605991410,3cyclictest22611-21wc07:40:243
6603991410,3cyclictest7845-21sh11:10:152
6603991410,3cyclictest5763-21ls10:30:192
6603991410,3cyclictest21754-21grep07:40:152
6603991410,3cyclictest20106-21cat08:45:012
6603991410,3cyclictest19918-21sed12:15:162
660399140,0cyclictest0-21swapper/209:27:562
659999146,7cyclictest25-21ksoftirqd/108:00:001
659999145,5cyclictest38150irq/131-snd_hda08:40:171
6599991413,1cyclictest38150irq/131-snd_hda11:03:161
6599991413,1cyclictest0-21swapper/109:19:241
6599991412,1cyclictest0-21swapper/107:15:161
6599991410,2cyclictest17548-21wc09:40:001
659999140,1cyclictest31880-21diskmemload10:28:261
659499142,8cyclictest0-21swapper/007:50:130
6594991410,2cyclictest30034-21tr09:05:130
660599139,3cyclictest982-21grep08:05:133
660599139,3cyclictest537-21snmpd09:38:383
660599139,3cyclictest24286-21head11:00:203
660599139,3cyclictest12974-21wc10:15:183
660599139,1cyclictest0-21swapper/311:10:313
660599135,5cyclictest31078-21/usr/sbin/munin09:05:213
660599131,1cyclictest0-21swapper/312:04:213
6605991311,1cyclictest1222-21apt-get11:45:133
6605991310,2cyclictest5527-21sed10:50:003
6605991310,2cyclictest4739-21ntpq10:10:213
6605991310,2cyclictest26778-21ls09:45:163
6605991310,2cyclictest263262sleep309:25:203
6605991310,2cyclictest16833-21cut11:15:193
660599130,5cyclictest0-21swapper/309:15:123
660599130,12cyclictest6723-21sed10:30:283
660399139,3cyclictest16823-21basename09:20:132
660399134,4cyclictest22209-21users10:20:252
6603991310,2cyclictest30987-21grep09:05:202
6603991310,2cyclictest2332-21basename09:50:132
6603991310,2cyclictest12805-21sed07:20:212
660399130,6cyclictest225-21systemd-journal10:50:002
660399130,1cyclictest0-21swapper/210:57:302
660399130,12cyclictest17923-21ssh11:55:132
6599991310,2cyclictest31420-21sed09:05:251
6599991310,2cyclictest2872-21chrt12:05:151
6599991310,2cyclictest27988-21swap09:45:261
6599991310,2cyclictest2504-21cut09:50:141
659999130,12cyclictest23956-21ssh11:39:281
659499139,3cyclictest31439-21grep08:00:170
659499139,3cyclictest30782-21grep10:45:170
659499139,3cyclictest27686-21grep12:20:130
659499139,3cyclictest27686-21grep12:20:130
659499139,3cyclictest24234-21sed08:50:250
659499138,3cyclictest10908-21ssh09:35:210
659499133,5cyclictest7925-21perf11:30:000
6594991310,2cyclictest7352-21grep10:50:200
6594991310,2cyclictest22878-21sed10:40:200
6594991310,2cyclictest2282-21cut09:50:140
6594991310,2cyclictest11898-21grep07:20:140
6594991310,2cyclictest10525-21tr08:25:130
660599129,2cyclictest9730-21grep08:20:263
660599129,2cyclictest25597-21chrt09:44:523
660599129,2cyclictest24914-21cat08:55:013
660599129,2cyclictest20407-21sed07:35:243
660599129,2cyclictest13725-21grep10:35:133
660599129,2cyclictest13725-21grep10:35:133
660599128,3cyclictest9895-21gzip11:30:213
660599128,3cyclictest28692-21grep10:05:183
660599128,3cyclictest17402-21uniq09:20:163
660599128,3cyclictest16984-21wc08:35:243
660599124,4cyclictest225-21systemd-journal07:20:003
660599121,7cyclictest27393-21apt-get09:00:143
660599120,11cyclictest8831-21chrt09:34:543
660399129,2cyclictest7288-21sed08:15:262
660399129,2cyclictest6929-21head10:50:182
660399129,2cyclictest31435-21head08:00:172
660399129,2cyclictest27584-21head09:45:202
660399129,2cyclictest24342-21head07:45:162
660399129,2cyclictest20960-21grep08:45:162
660399129,2cyclictest14758-21grep07:25:172
660399128,3cyclictest19328-21cut10:00:152
660399124,4cyclictest11314-21cron07:20:012
660399121,7cyclictest32443-21apache_accesses11:25:122
6603991210,1cyclictest1181-21cut08:05:142
659999129,2cyclictest24720-21cron08:55:001
659999129,2cyclictest19149-21tr10:00:151
659999129,2cyclictest16489-21basename07:30:131
659999129,2cyclictest12049-21ls12:10:191
659999129,2cyclictest11547-21grep11:50:271
659999128,3cyclictest21376-21grep07:40:141
659999127,4cyclictest10209-21perf08:24:591
659999127,2cyclictest29863-21ssh10:45:111
659999125,6cyclictest37842sleep109:31:001
659499129,2cyclictest8634-21head11:10:220
659499129,2cyclictest7861-21wc07:10:190
659499129,2cyclictest6117-21tr10:30:220
659499129,2cyclictest4102-21apt-get10:30:010
659499129,2cyclictest29840-21chrt12:01:330
659499129,2cyclictest28309-21cut10:05:160
659499129,2cyclictest27111-21ls09:00:000
659499129,2cyclictest26418-21ls11:40:190
659499129,2cyclictest25809-21wc11:20:260
659499129,2cyclictest2449-21ssh12:05:140
659499129,2cyclictest21824-21grep07:40:160
659499129,2cyclictest17567-21grep11:35:160
659499129,2cyclictest16152-21tail08:35:150
659499129,2cyclictest15084-21grep10:35:240
659499129,2cyclictest15084-21grep10:35:240
659499129,2cyclictest12190-21tr12:30:130
659499129,2cyclictest11974-21cut09:55:200
659499129,2cyclictest11337-21munin-run07:20:000
659499128,3cyclictest6423-21cut08:15:160
659499128,3cyclictest24673-21uname07:45:190
659499128,3cyclictest17275-21wc11:15:240
659499120,7cyclictest0-21swapper/011:56:060
659499120,11cyclictest28859-21df07:55:150
660599118,2cyclictest8645-21chrt07:11:213
660599118,2cyclictest6450-21expr10:50:153
660599118,2cyclictest568-21ssh12:23:063
660599118,2cyclictest568-21ssh12:23:063
660599118,2cyclictest31199-21ssh11:05:113
660599118,2cyclictest30917-21ssh10:25:383
660599118,2cyclictest28419-21tr07:55:143
660599118,2cyclictest26701-21ssh11:20:553
660599118,2cyclictest2589-21ssh12:05:153
660599118,2cyclictest25461-21expr08:55:143
660599118,2cyclictest17650-21hostname11:35:163
660599118,2cyclictest15657-21sed07:25:273
660599118,2cyclictest13592-21chrt07:23:313
660599118,2cyclictest10604-21sh09:55:113
660599117,3cyclictest4014-21ssh12:25:133
660599117,3cyclictest26113-21cut11:40:173
660599117,3cyclictest20411-21tr10:00:213
660599117,3cyclictest12123-21tr12:30:133
660599110,10cyclictest0-21swapper/309:12:483
660399118,2cyclictest5245-21chrt08:13:032
660399118,2cyclictest27080-21taskset10:43:102
660399118,2cyclictest26887-21expr12:00:152
660399118,2cyclictest18222-21ssh11:15:552
660399118,2cyclictest17568-21lockfile-create08:40:002
660399118,2cyclictest13701-21ssh12:11:112
660399118,2cyclictest11001-21df08:25:152
660399118,2cyclictest10231-21grep09:15:252
660399110,10cyclictest5298-21ssh09:32:092
659999118,2cyclictest22220-21chrt08:49:121
659999118,2cyclictest20610-21ls12:35:131
659999118,2cyclictest19180-21ssh12:15:131
659999118,2cyclictest19016-21tr07:35:131
659999118,2cyclictest17061-21sed08:35:241
659999118,2cyclictest13328-21ssh11:13:381
659999118,2cyclictest10809-21expr08:25:141
659999117,3cyclictest8260-21sh11:30:061
659999115,4cyclictest25-21ksoftirqd/108:30:131
659499118,2cyclictest4021-21tail08:10:180
659499118,2cyclictest30747-21cron11:05:000
659499118,2cyclictest2840-21chrt08:07:400
659499118,2cyclictest25103-21sh12:37:350
659499118,2cyclictest21007-21date07:40:000
659499118,2cyclictest20731-21sed08:45:140
659499118,2cyclictest19222-21ssh09:20:500
659499118,2cyclictest18279-21ssh12:14:460
659499118,2cyclictest18041-21grep08:40:140
659499118,2cyclictest15694-21head07:25:260
659499118,2cyclictest11798-21ssh10:15:100
659499113,5cyclictest0-21swapper/009:30:190
659499112,7cyclictest14496-21ssh10:55:140
659499110,7cyclictest3430-21ssh10:10:120
660599108,1cyclictest22212-21chrt08:49:063
660599107,2cyclictest5905-21tr08:15:153
660599107,2cyclictest32014-21gzip08:00:223
660599107,2cyclictest27641-21sed07:50:263
660599107,2cyclictest19522-21head08:40:263
660599107,2cyclictest13126-21cut08:30:143
660399108,1cyclictest29153-21chrt09:00:432
660399108,1cyclictest26585-21cat08:55:252
660399108,1cyclictest26170-21cut07:50:152
660399108,1cyclictest225682sleep208:50:132
660399108,1cyclictest16654-21cstates07:30:142
660399107,2cyclictest6817-21basename07:10:112
660399107,2cyclictest15140-21cron08:35:002
660399107,2cyclictest10315-21date08:25:002
660399106,3cyclictest29368-21cat07:55:192
660399105,2cyclictest225-21systemd-journal07:35:262
659999108,1cyclictest7524-21tune2fs07:10:161
659999108,1cyclictest5925-21expr08:15:141
659999108,1cyclictest3653-21ls08:10:161
659999108,1cyclictest25570-21taskset08:55:151
659999108,1cyclictest24439-21ls11:20:171
659999108,1cyclictest23951-21expr07:45:141
659999108,1cyclictest12296-21grep07:20:161
659999107,2cyclictest27315-21cut07:50:221
659999107,2cyclictest14338-21expr07:25:151
659499108,1cyclictest14854-21chrt08:31:210
659499107,2cyclictest8527-21expr08:20:140
659499107,2cyclictest20140-21rm10:20:090
659499107,2cyclictest16387-21cut07:30:140
66059997,1cyclictest53152sleep308:13:563
66059997,1cyclictest10997-21df_abs08:25:153
66059992,6cyclictest16616-21cut07:30:143
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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