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2026-02-25 - 03:23
[ 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 Wed Feb 25, 2026 00:43:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1201521110,0sleep20-21swapper/221:56:532
123629676,16sleep00-21swapper/019:05:050
334728963,8sleep20-21swapper/219:08:532
337827966,9sleep30-21swapper/319:09:183
327927659,13sleep10-21swapper/119:07:591
3532993229,1cyclictest29114-21kworker/3:221:25:223
3532992926,1cyclictest10402-21kworker/3:100:21:123
3524992926,3cyclictest25-21ksoftirqd/100:39:021
3532992825,1cyclictest29114-21kworker/3:221:53:123
3532992725,1cyclictest10402-21kworker/3:100:30:423
3532992723,3cyclictest29114-21kworker/3:222:45:023
352499270,1cyclictest141rcu_preempt22:14:011
3532992523,1cyclictest10402-21kworker/3:100:27:023
3532992522,1cyclictest29114-21kworker/3:223:20:423
3532992421,2cyclictest29114-21kworker/3:221:17:523
353299241,22cyclictest29114-21kworker/3:223:03:023
3532992220,1cyclictest0-21swapper/323:06:593
3532992219,2cyclictest29114-21kworker/3:200:00:223
3532992213,9cyclictest29114-21kworker/3:222:40:223
352499221,20cyclictest0-21swapper/100:10:141
3532992116,4cyclictest29114-21kworker/3:222:12:023
353299210,21cyclictest0-21swapper/300:05:133
353299210,20cyclictest0-21swapper/322:39:063
3527992118,3cyclictest32-21ksoftirqd/223:59:112
3524992119,2cyclictest0-21swapper/100:17:081
3524992117,3cyclictest7346-21tr23:50:131
352499210,21cyclictest0-21swapper/121:55:111
3532992017,2cyclictest29114-21kworker/3:222:55:023
3532992014,2cyclictest0-21swapper/321:12:383
3532992014,2cyclictest0-21swapper/321:12:383
353299200,19cyclictest56550irq/124-enp0s3123:45:343
352499202,18cyclictest29169-21diskmemload23:14:221
3524992020,0cyclictest0-21swapper/121:42:431
352299207,3cyclictest26543-21cut22:25:140
3532991917,2cyclictest29114-21kworker/3:222:04:223
352799190,17cyclictest0-21swapper/221:30:592
352499195,5cyclictest19357-21cstates22:40:131
352299190,19cyclictest0-21swapper/023:07:340
353299180,17cyclictest0-21swapper/321:30:423
353299180,17cyclictest0-21swapper/300:12:063
352799180,4cyclictest0-21swapper/223:31:132
352499182,16cyclictest29169-21diskmemload23:58:521
3524991815,2cyclictest25-21ksoftirqd/121:28:461
3524991815,2cyclictest0-21swapper/123:16:111
352499180,18cyclictest0-21swapper/121:30:591
353299170,1cyclictest0-21swapper/321:21:043
352799173,7cyclictest477-21rs:main2
352799170,16cyclictest0-21swapper/200:13:352
3524991711,4cyclictest6025-31find00:09:371
352499170,17cyclictest0-21swapper/122:27:011
352299170,15cyclictest0-21swapper/023:59:080
3532991611,3cyclictest28774-21ls20:00:203
353299160,1cyclictest0-21swapper/323:56:503
352799162,1cyclictest29169-21diskmemload23:41:502
352799160,0cyclictest0-21swapper/222:03:272
352499162,12cyclictest3394-21apache_processe22:50:131
352499160,1cyclictest0-21swapper/121:19:161
352499160,15cyclictest0-21swapper/100:27:501
352299165,11cyclictest13-21ksoftirqd/021:22:120
3522991610,5cyclictest477-21rs:main0
352299160,2cyclictest0-21swapper/022:30:520
3532991511,3cyclictest25116-21cron19:55:013
352799156,8cyclictest0-21swapper/220:40:122
352799150,4cyclictest0-21swapper/200:39:022
352799150,15cyclictest0-21swapper/200:27:502
352499152,13cyclictest0-21swapper/121:37:081
352499150,1cyclictest0-21swapper/121:52:461
352299157,3cyclictest141rcu_preempt22:45:040
352299150,3cyclictest0-21swapper/022:58:310
353299146,2cyclictest0-21swapper/321:40:113
3532991412,2cyclictest29114-21kworker/3:223:52:223
3532991412,2cyclictest29114-21kworker/3:223:41:023
3532991412,2cyclictest29114-21kworker/3:223:35:423
3532991412,2cyclictest29114-21kworker/3:221:56:423
3532991411,2cyclictest9693-21cut22:15:143
3532991410,3cyclictest11501-21cat22:55:013
353299140,1cyclictest0-21swapper/323:30:233
352799148,2cyclictest225-21systemd-journal23:01:352
3527991411,2cyclictest26864-21wc00:20:242
3527991411,2cyclictest0-21swapper/200:06:092
3527991410,3cyclictest1589-21sort22:10:162
3527991410,2cyclictest17970-21cron19:40:002
352499146,6cyclictest4973-21grep19:10:221
352499146,6cyclictest4973-21grep19:10:221
352499144,8cyclictest537-21snmpd22:37:071
352499141,13cyclictest18238-21ssh23:36:581
352499141,12cyclictest9639-21ssh00:30:151
3524991411,1cyclictest29169-21diskmemload00:24:031
3524991410,3cyclictest14450-21idleruntime-cro20:40:001
352499140,2cyclictest0-21swapper/122:07:591
352499140,12cyclictest0-21swapper/123:41:351
352499140,0cyclictest0-21swapper/122:02:061
3522991413,1cyclictest0-21swapper/022:52:100
3522991413,1cyclictest0-21swapper/000:31:420
3522991411,2cyclictest324-21cron22:10:000
3522991411,2cyclictest15379-21basename21:40:120
3522991410,3cyclictest4536-21sed19:10:180
3522991410,3cyclictest4536-21sed19:10:180
3522991410,3cyclictest19954-21grep20:50:130
3522991410,2cyclictest14840-21sh21:40:010
352299140,1cyclictest0-21swapper/023:50:450
352299140,12cyclictest27084-21grep19:55:260
353299139,3cyclictest5376-21sed19:10:273
353299139,3cyclictest5376-21sed19:10:273
353299139,3cyclictest30926-21ssh22:27:293
3532991311,2cyclictest29114-21kworker/3:223:19:523
3532991311,2cyclictest29114-21kworker/3:222:06:023
3532991310,2cyclictest30194-21tr23:25:143
3532991310,2cyclictest16543-21cut19:35:173
353299130,12cyclictest0-21swapper/320:45:003
352799139,3cyclictest31177-21grep23:45:122
352799139,3cyclictest17386-21grep20:45:132
352799133,1cyclictest0-21swapper/222:43:202
352799132,10cyclictest26549-21cut22:25:142
3527991310,2cyclictest29979-21grep23:25:122
3527991310,2cyclictest29965-21grep21:10:162
3527991310,2cyclictest29965-21grep21:10:162
3527991310,2cyclictest26725-21wc22:05:252
352799130,2cyclictest0-21swapper/219:55:132
352499139,2cyclictest32302-21cron20:10:001
3524991311,2cyclictest0-21swapper/123:25:071
3524991311,1cyclictest0-21swapper/123:49:071
3524991310,2cyclictest29798-21tr21:10:151
3524991310,2cyclictest29798-21tr21:10:141
3524991310,2cyclictest28595-21cat22:45:191
3524991310,2cyclictest26323-21grep21:00:271
3524991310,2cyclictest2077-21grep20:10:261
3524991310,2cyclictest19960-21head19:40:261
3524991310,2cyclictest13244-21awk19:30:001
3524991310,2cyclictest12814-21ssh22:55:171
352499130,1cyclictest0-21swapper/120:59:581
352499130,12cyclictest15404-21grep20:40:161
352499130,10cyclictest10638-21idleruntime-cro19:25:001
352299139,3cyclictest7748-21cron00:10:000
352299139,3cyclictest12597-21sed22:35:270
3522991310,2cyclictest24114-21grep00:00:160
3522991310,2cyclictest14556-21tr23:35:140
352299130,1cyclictest0-21swapper/021:15:440
352299130,13cyclictest0-21swapper/023:20:530
353299129,2cyclictest5608-21grep23:10:173
353299129,2cyclictest29158-21cron21:10:003
353299129,2cyclictest23378-21sed20:55:203
353299128,3cyclictest21314-21sed20:50:243
353299128,3cyclictest16836-21sh20:45:003
353299128,3cyclictest10157-21wc22:35:003
353299120,11cyclictest7788-21head21:35:153
352799129,2cyclictest8246-21ls19:20:002
352799129,2cyclictest5967-21sed20:20:172
352799129,2cyclictest4268-21dump-pmu-power23:10:002
352799129,2cyclictest31149-21wc20:05:192
352799129,2cyclictest28488-21grep20:00:182
352799129,2cyclictest20393-21awk19:45:012
352799129,2cyclictest13679-21grep21:20:002
352799129,2cyclictest13380-21head22:55:212
352799128,3cyclictest15021-21wc23:55:002
3527991211,1cyclictest0-21swapper/223:11:172
3527991211,1cyclictest0-21swapper/200:01:202
352799120,12cyclictest0-21swapper/220:59:582
352499128,3cyclictest11180-21wc22:15:251
352499128,2cyclictest5811-21sort20:20:171
352499121,7cyclictest22121-21df_inode23:20:151
3524991211,1cyclictest25-21ksoftirqd/121:49:211
352499121,10cyclictest16113-21grep19:35:151
352299129,2cyclictest9889-21cat21:55:250
352299129,2cyclictest8259-21ssh22:14:360
352299129,2cyclictest5944-21ssh23:30:130
352299129,2cyclictest32402-21tr21:50:140
352299129,2cyclictest17993-21cut20:45:160
352299129,2cyclictest17483-21grep00:15:170
352299129,2cyclictest12631-21munin-run23:15:010
352299129,2cyclictest11717-21grep19:25:160
352299128,3cyclictest24900-21cat21:45:190
3522991210,1cyclictest6912-21grep20:20:270
3522991210,1cyclictest2055-21apache223:46:080
352299120,12cyclictest0-21swapper/022:18:500
352299120,10cyclictest0-21swapper/023:00:450
353299118,2cyclictest8318-21head20:25:173
353299118,2cyclictest7441-21gzip19:15:213
353299118,2cyclictest5354-21egrep20:20:153
353299118,2cyclictest31829-21awk20:05:263
353299118,2cyclictest2680-21date20:15:003
353299118,2cyclictest25396-21grep21:00:183
353299118,2cyclictest24796-21ssh00:39:133
353299118,2cyclictest23711-21basename21:45:113
353299118,2cyclictest19163-21grep22:20:193
353299118,2cyclictest18650-21grep00:15:263
353299118,2cyclictest18408-21egrep19:40:143
353299118,2cyclictest11369-21taskset20:30:273
352799119,2cyclictest0-21swapper/221:39:332
352799119,1cyclictest27662-21tr22:45:142
352799118,2cyclictest31873-21ssh21:50:012
352799118,2cyclictest3150-21cut22:30:182
352799118,2cyclictest26976-21ssh23:23:082
352799118,2cyclictest25063-21taskset21:45:212
352799118,2cyclictest24245-21tr19:50:212
352799118,2cyclictest21837-21cut19:45:222
352799118,2cyclictest20130-21ssh00:16:292
352799118,2cyclictest19400-21ssh22:20:212
352799118,2cyclictest17323-21ssh00:34:542
352799118,2cyclictest17065-21ssh21:40:242
352799118,2cyclictest15319-21ssh23:35:182
352799118,2cyclictest14350-21grep23:15:202
352799118,2cyclictest11395-21sed22:15:262
352799115,4cyclictest3757-21apt-get19:10:142
352799115,4cyclictest3757-21apt-get19:10:142
352799113,4cyclictest225-21systemd-journal20:15:002
352799111,4cyclictest225-21systemd-journal21:06:352
352499119,1cyclictest23265-21grep19:50:151
352499118,2cyclictest8413-21wc19:20:011
352499118,2cyclictest4786-21chrt20:18:231
352499118,2cyclictest29804-21ssh23:05:171
352499118,2cyclictest29029-21chrt21:08:271
352499118,2cyclictest28570-21head20:00:181
352499118,2cyclictest25490-21grep19:55:141
352499118,2cyclictest22760-21turbostat19:50:011
352499118,2cyclictest20705-21tr23:00:151
352499118,2cyclictest18586-21grep22:20:151
352499118,2cyclictest14037-21ssh21:20:081
352499118,2cyclictest13134-21ssh23:34:301
352499118,2cyclictest10192-21grep20:30:151
352499110,8cyclictest0-21swapper/122:32:231
352499110,7cyclictest0-21swapper/100:00:031
352299119,1cyclictest20999-21chrt00:36:160
352299118,2cyclictest9152-21tail00:10:180
352299118,2cyclictest7326-21ssh00:28:420
352299118,2cyclictest3292-21sed20:15:130
352299118,2cyclictest30881-21ssh21:30:080
352299118,2cyclictest30079-21ssh00:22:420
352299118,2cyclictest29725-21seq21:10:150
352299118,2cyclictest29725-21seq21:10:150
352299118,2cyclictest25357-21ssh22:43:490
352299118,2cyclictest24665-21sed19:50:260
352299118,2cyclictest2405-21ssh23:27:410
352299118,2cyclictest23849-21cat20:55:260
352299118,2cyclictest19922-21ssh22:01:310
352299118,2cyclictest13449-21cat23:15:130
352299118,2cyclictest10558-21grep20:30:160
352299117,3cyclictest9762-21cat20:30:000
352299110,10cyclictest32489-21sed20:10:000
352299110,10cyclictest13932-21expr20:35:260
353299108,1cyclictest3437-21cut20:15:153
353299108,1cyclictest25870-21sh19:55:153
353299108,1cyclictest122982sleep320:35:083
353299108,1cyclictest103202sleep319:21:033
353299107,2cyclictest20874-21cut19:45:153
353299107,2cyclictest12343-21grep19:25:203
352799108,1cyclictest9859-21awk19:20:212
352799108,1cyclictest5070-21date20:20:002
352799108,1cyclictest3391-21rm22:50:122
352799108,1cyclictest25053-21expr21:00:152
352799108,1cyclictest19746-21aten2_r7power_e20:50:122
352799108,1cyclictest14026-21ssh21:20:082
352799108,1cyclictest11234-21cut19:25:142
352799107,2cyclictest9393-21chrt20:26:172
352799107,2cyclictest24731-21ssh21:25:342
352799107,2cyclictest14278-21cut19:30:182
352499108,1cyclictest9485-21taskset20:27:261
352499108,1cyclictest20306-21tune2fs20:50:151
352499107,2cyclictest18174-21cat20:45:171
352499107,2cyclictest13734-21tr19:30:151
352299108,1cyclictest6923-21which19:15:170
352299108,1cyclictest29158-21tr20:00:240
352299108,1cyclictest25351-21fschecks_time21:00:170
352299108,1cyclictest21373-21expr19:45:170
352299108,1cyclictest13570-21aten2_r7power_p19:30:150
352299108,1cyclictest104362sleep019:22:320
352299107,2cyclictest22546-21ssh21:25:120
352299107,2cyclictest18387-21aten2_r7power_v19:40:140
352299107,2cyclictest18164-21expr22:20:130
352299107,2cyclictest16686-21basename19:35:180
352299107,2cyclictest15422-21tune2fs20:40:160
352299100,9cyclictest1501-21ntpq20:10:200
35329990,9cyclictest0-21swapper/319:34:543
35279997,1cyclictest11718-21chrt20:30:382
35229997,1cyclictest27444-21expr21:05:150
35279986,1cyclictest12437-21wget20:35:132
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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