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2026-02-20 - 13:52
[ 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 376 highest latencies:
System rack7slot7s.osadl.org (updated Fri Feb 20, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1748629143,43sleep10-21swapper/119:05:191
1876228560,9sleep30-21swapper/319:09:383
1879128169,8sleep00-21swapper/019:10:000
1852227966,9sleep20-21swapper/219:06:312
295912780,0sleep20-21swapper/222:18:292
11322590,0sleep20-21swapper/222:00:372
1887999420,24cyclictest19690-21kworker/3:100:38:033
1887999400,19cyclictest12116-21diskmemload00:24:573
1887999280,19cyclictest19690-21kworker/3:100:29:223
1887699280,27cyclictest0-21swapper/222:09:162
1887099280,24cyclictest0-21swapper/100:37:111
18865992827,1cyclictest0-21swapper/023:04:040
1887699270,26cyclictest0-21swapper/222:49:062
1887699260,25cyclictest0-21swapper/222:53:292
1887699250,25cyclictest0-21swapper/222:36:072
1887699250,25cyclictest0-21swapper/200:25:532
1887099251,21cyclictest2610-21/usr/sbin/munin20:50:161
1887999232,19cyclictest24066-21strings00:30:213
1887099220,1cyclictest0-21swapper/122:15:311
67932210,0sleep00-21swapper/000:20:160
1887999210,19cyclictest19690-21kworker/3:100:18:543
1886599211,3cyclictest0-21swapper/021:58:020
1887699200,18cyclictest0-21swapper/221:50:402
18870992017,2cyclictest0-21swapper/121:25:251
18870992014,3cyclictest0-21swapper/100:23:061
1886599207,7cyclictest25243-21awk20:30:000
1887699192,10cyclictest0-21swapper/223:10:122
1887699190,19cyclictest0-21swapper/200:11:112
1887099197,12cyclictest0-21swapper/121:14:051
1886599198,8cyclictest28631-21/usr/sbin/munin23:35:160
1886599195,12cyclictest18394-21/usr/sbin/munin23:10:220
18865991912,3cyclictest0-21swapper/021:26:430
1886599190,4cyclictest0-21swapper/021:54:490
18879991815,2cyclictest39-21ksoftirqd/321:22:473
1887999180,1cyclictest0-21swapper/321:59:323
1887699180,18cyclictest0-21swapper/222:12:222
1887099181,16cyclictest21282-21df_abs20:20:161
1887099181,16cyclictest12116-21diskmemload23:49:551
1887099180,17cyclictest0-21swapper/100:11:111
1887099180,0cyclictest0-21swapper/122:01:031
1887999173,13cyclictest0-21swapper/323:48:223
1887699170,17cyclictest0-21swapper/200:23:462
18870991715,2cyclictest0-21swapper/121:17:231
18870991715,2cyclictest0-21swapper/121:17:221
18870991714,3cyclictest12116-21diskmemload21:41:141
18870991713,3cyclictest0-21swapper/122:34:231
1887099170,17cyclictest0-21swapper/122:48:251
18865991714,1cyclictest0-21swapper/022:09:020
1887999161,14cyclictest24864-21ssh23:52:183
1887999160,2cyclictest0-21swapper/323:23:363
1887999160,0cyclictest0-21swapper/323:44:543
1887699162,14cyclictest0-21swapper/200:18:412
18876991615,1cyclictest0-21swapper/223:47:322
1887699160,16cyclictest0-21swapper/221:14:132
1887699160,14cyclictest0-21swapper/222:44:102
1887099166,2cyclictest547-21apache_processe22:40:121
18870991616,0cyclictest0-21swapper/121:49:461
18870991615,1cyclictest0-21swapper/123:13:331
18870991614,2cyclictest0-21swapper/121:50:461
18865991616,0cyclictest0-21swapper/023:50:060
1886599160,14cyclictest0-21swapper/021:38:100
1886599160,0cyclictest0-21swapper/023:05:140
1887699150,15cyclictest0-21swapper/221:20:002
1887699150,15cyclictest0-21swapper/221:19:592
1887699150,14cyclictest0-21swapper/200:07:142
1887699150,13cyclictest0-21swapper/223:09:512
1887699150,11cyclictest0-21swapper/221:59:112
18870991514,1cyclictest0-21swapper/122:56:441
18870991514,1cyclictest0-21swapper/122:23:381
18870991513,2cyclictest0-21swapper/100:04:421
18870991510,3cyclictest3366-21turbostat19:45:001
1887099150,1cyclictest0-21swapper/123:17:401
1886599153,6cyclictest5749-21munin-run19:50:000
1886599151,8cyclictest19082-21munin-run23:30:000
1886599150,9cyclictest17859-21apt-get20:14:590
1886599150,1cyclictest0-21swapper/000:17:340
18879991412,2cyclictest39-21ksoftirqd/321:39:153
18879991411,2cyclictest23218-21tr20:25:133
18879991411,2cyclictest20987-21cron00:10:003
18879991410,3cyclictest31436-21cut22:00:143
18879991410,3cyclictest22164-21cut19:15:173
1887999140,11cyclictest0-21swapper/321:32:503
18876991410,3cyclictest4414-21wc00:00:002
18876991410,3cyclictest2798-21wc19:40:242
1887699140,13cyclictest0-21swapper/223:25:362
18870991413,1cyclictest0-21swapper/100:30:421
18870991411,2cyclictest0-21swapper/122:27:381
1887099140,12cyclictest15481-21grep22:10:141
18865991410,3cyclictest27356-21grep23:35:010
18865991410,2cyclictest925-21tr22:40:140
1886599140,1cyclictest0-21swapper/021:22:050
1886599140,1cyclictest0-21swapper/000:13:490
1886599140,12cyclictest7929-21grep19:50:260
1887999139,3cyclictest17525-21cut22:50:133
18879991311,1cyclictest12724-21ssh23:05:543
18879991310,2cyclictest12046-21cat20:00:203
1887999130,1cyclictest0-21swapper/322:26:363
1887699139,3cyclictest25990-21sh19:25:002
1887699139,3cyclictest25990-21sh19:25:002
1887699139,3cyclictest23124-21tr00:30:152
1887699139,3cyclictest16706-21cat20:10:192
1887699134,5cyclictest3817-21apt-get23:40:132
18876991313,0cyclictest0-21swapper/222:31:462
18876991310,2cyclictest9274-21grep21:00:262
18876991310,2cyclictest4414-21sed19:45:162
1887699130,12cyclictest24211-21grep20:25:192
1887099139,3cyclictest9732-21cron21:05:011
1887099138,4cyclictest21024-21ssh22:51:481
18870991312,1cyclictest25-21ksoftirqd/122:35:191
18870991312,1cyclictest0-21swapper/100:25:441
18870991310,2cyclictest30905-21grep20:40:181
18870991310,2cyclictest21218-21idleruntime-cro19:15:001
18870991310,2cyclictest19067-21cron23:30:001
1887099130,13cyclictest0-21swapper/123:20:281
1887099130,11cyclictest0-21swapper/123:37:291
1887099130,0cyclictest0-21swapper/123:31:441
1886599132,2cyclictest0-21swapper/023:45:140
18865991310,2cyclictest27000-21head19:25:180
18865991310,2cyclictest24367-21cat22:35:010
18865991310,2cyclictest22370-21cat00:30:000
1886599130,3cyclictest0-21swapper/022:16:010
1886599130,1cyclictest0-21swapper/022:55:250
1886599130,1cyclictest0-21swapper/021:48:060
1886599130,1cyclictest0-21swapper/021:15:340
1886599130,1cyclictest0-21swapper/021:15:340
1887999129,2cyclictest7516-21tr22:05:143
1887999129,2cyclictest6892-21grep20:55:303
1887999129,2cyclictest3288-21turbostat.cron23:39:593
1887999129,2cyclictest32511-21wc20:45:003
1887999129,2cyclictest30950-21cron19:35:003
1887999129,2cyclictest30618-21grep21:40:133
1887999129,2cyclictest27533-21grep22:55:263
1887999129,2cyclictest25226-21ssh22:15:233
1887999129,2cyclictest21845-21cut00:10:133
1887999128,3cyclictest26253-21cron23:15:003
1887999128,3cyclictest19582-21ssh23:30:133
1887999127,3cyclictest17924-21sensors22:30:233
18879991210,1cyclictest426-21grep19:35:273
18879991210,1cyclictest10780-21sed21:05:163
1887699129,2cyclictest8348-21awk19:55:002
1887699129,2cyclictest6496-21wc20:55:252
1887699129,2cyclictest55650irq/127-enp2s0-22:55:192
1887699129,2cyclictest4251-21grep20:50:252
1887699129,2cyclictest31068-21grep20:40:182
1887699129,2cyclictest26975-21tail19:25:182
1887699129,2cyclictest19398-21tr19:10:132
1887699128,3cyclictest9304-21head19:55:162
1887699128,3cyclictest1020-21cut20:45:172
1887699128,2cyclictest11221-21tr20:00:152
1887699123,7cyclictest1142-21runrttasks23:51:302
18876991212,0cyclictest0-21swapper/221:40:372
1887099129,2cyclictest7842-21sed19:50:251
1887099129,2cyclictest5949-21tail20:55:191
1887099129,2cyclictest24638-21head19:20:161
1887099129,2cyclictest24638-21head19:20:161
1887099129,2cyclictest17006-21wc20:10:221
1887099129,2cyclictest15014-21grep20:05:261
1887099129,2cyclictest14869-21cat00:05:271
1887099129,2cyclictest1484-21ls20:45:221
1887099128,3cyclictest31464-21tr19:35:151
1887099128,3cyclictest30074-21tr21:20:161
1887099121,10cyclictest29972-21ssh23:55:181
18870991210,1cyclictest25125-21ssh23:52:291
1887099120,9cyclictest0-21swapper/119:30:121
1887099120,11cyclictest0-21swapper/120:34:541
1886599129,2cyclictest6934-21grep20:55:290
1886599129,2cyclictest5744-21sed23:40:260
1886599129,2cyclictest4105-21ssh23:59:550
1886599129,2cyclictest31922-21grep20:40:270
1886599129,2cyclictest2514-21wc19:40:200
1886599129,2cyclictest12805-21wget21:10:160
1886599129,2cyclictest10743-21head21:05:160
1886599123,1cyclictest12116-21diskmemload22:45:250
1886599122,3cyclictest32513-21sendmail22:40:000
1886599120,1cyclictest0-21swapper/022:26:360
1886599120,1cyclictest0-21swapper/000:06:580
1886599120,11cyclictest5834-21sleep21:45:010
1886599120,11cyclictest0-21swapper/000:31:080
1887999118,2cyclictest7627-21chrt19:50:243
1887999118,2cyclictest7219-21ssh00:00:493
1887999118,2cyclictest6601-21grep21:45:143
1887999118,2cyclictest5500-21tr21:25:153
1887999118,2cyclictest5262-21ssh23:01:453
1887999118,2cyclictest4738-21taskset20:54:563
1887999118,2cyclictest3914-21cut19:45:153
1887999118,2cyclictest3404-21ssh22:21:463
1887999118,2cyclictest30570-21ssh23:16:433
1887999118,2cyclictest3047-21ssh22:40:463
1887999118,2cyclictest29572-21cut23:55:153
1887999118,2cyclictest24686-21ssh21:16:493
1887999118,2cyclictest24686-21ssh21:16:483
1887999118,2cyclictest24461-21ssh22:35:043
1887999118,2cyclictest24170-21tr19:20:153
1887999118,2cyclictest24170-21tr19:20:143
1887999118,2cyclictest22660-21taskset20:22:423
1887999118,2cyclictest18389-21ssh21:13:253
1887999118,2cyclictest15192-21ssh22:10:033
1887999118,2cyclictest14804-21ssh23:26:403
1887999118,2cyclictest14536-21chrt22:48:153
1887999116,3cyclictest27897-21grep20:35:153
1887999110,3cyclictest0-21swapper/321:50:353
1887699119,1cyclictest27614-21awk20:35:002
1887699118,2cyclictest9663-21wc22:25:242
1887699118,2cyclictest7048-21grep21:45:162
1887699118,2cyclictest5852-21rm23:21:082
1887699118,2cyclictest32523-21ssh23:18:152
1887699118,2cyclictest32303-21wc00:35:182
1887699118,2cyclictest31781-21sh22:20:002
1887699118,2cyclictest3157-21ssh23:39:532
1887699118,2cyclictest30960-21ls19:35:002
1887699118,2cyclictest22899-21cut21:35:172
1887699118,2cyclictest20383-21grep23:30:182
1887699118,2cyclictest19236-21taskset20:15:222
1887699118,2cyclictest18863-21cyclictest21:25:042
1887699118,2cyclictest1583-21ssh23:00:122
1887699118,2cyclictest1363-21ssh21:22:232
1887699118,2cyclictest13561-21ssh21:30:052
1887699118,2cyclictest10254-21cut21:05:142
1887699110,10cyclictest4946-21egrep00:00:152
1887099118,2cyclictest7582-21tr22:05:151
1887099118,2cyclictest6879-21ssh23:41:161
1887099118,2cyclictest3093-21grep23:00:251
1887099118,2cyclictest29978-21sh00:15:041
1887099118,2cyclictest29079-21ls20:35:251
1887099118,2cyclictest25231-21turbostat.cron20:30:001
1887099118,2cyclictest22860-21grep21:35:171
1887099118,2cyclictest22678-21ssh21:55:011
1887099118,2cyclictest14561-21head21:30:171
1887099118,2cyclictest12140-21sleep21:10:001
1887099118,2cyclictest11721-21grep20:00:181
1887099118,2cyclictest11483-21ssh23:05:231
1887099117,3cyclictest8558-21chrt19:55:061
1886599118,2cyclictest8865-21grep19:55:140
1886599118,2cyclictest8601-21cat21:00:200
1886599118,2cyclictest6724-21ssh22:24:240
1886599118,2cyclictest5932-21ssh00:00:200
1886599118,2cyclictest5137-21ssh23:20:340
1886599118,2cyclictest4019-21ssh22:02:530
1886599118,2cyclictest3368-21tail20:50:160
1886599118,2cyclictest31561-21expr00:35:140
1886599118,2cyclictest31084-21cat19:35:000
1886599118,2cyclictest26557-21ssh23:15:000
1886599118,2cyclictest22879-21wc20:24:590
1886599118,2cyclictest19881-21sh22:50:540
1886599118,2cyclictest19378-21grep19:10:130
1886599118,2cyclictest15453-21ssh22:10:140
1886599118,2cyclictest15405-21chrt20:09:120
1886599114,6cyclictest26010-21munin-run19:25:000
1886599114,6cyclictest26010-21munin-run19:25:000
1886599110,10cyclictest20447-21ssh21:34:090
1887999108,1cyclictest7878-21expr21:00:143
1887999108,1cyclictest28062-21taskset19:26:123
1887999108,1cyclictest19535-21expr19:10:143
1887999108,1cyclictest18891-21grep20:15:173
1887999108,1cyclictest1402-21ntp_kernel_pll_20:45:213
1887999108,1cyclictest10402-21chrt19:56:173
1887999107,2cyclictest26920-21cat20:30:273
1887999107,2cyclictest17741-21chrt20:13:413
1887999107,2cyclictest1512-21expr19:40:133
1887999107,2cyclictest14527-21ntpq20:05:203
1887699107,2cyclictest31481-21tr19:35:162
1887699107,2cyclictest23079-21sed19:15:262
1887699107,2cyclictest20739-21apache_processe20:20:132
1887699107,2cyclictest14139-21grep20:05:172
1887699100,9cyclictest28378-21sed20:35:172
1887099108,1cyclictest55982sleep119:48:171
1887099108,1cyclictest19499-21ntpq20:15:251
1887099107,2cyclictest22518-21wc19:15:201
1886599108,1cyclictest27304-21chrt20:31:240
1886599108,1cyclictest182892sleep020:15:020
1886599107,2cyclictest31327-21cut19:35:140
1886599107,2cyclictest1796-21cat20:45:260
1886599101,8cyclictest27864-21apache_volume20:35:130
188709997,1cyclictest26570-21cstates19:25:161
188659997,1cyclictest21787-21seq19:15:140
188659997,1cyclictest10948-21chrt20:00:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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