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2026-02-20 - 05:19
[ 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 #b, slot #8

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 100 highest latencies:
System rackbslot8s (updated Fri Feb 20, 2026 00:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
31526892128114,9sleep00-21swapper/019:08:110
31526492125109,10sleep50-21swapper/519:07:365
3152527212596,9sleep60-21swapper/619:05:546
31527732124109,10sleep10-21swapper/119:09:241
31528052122107,10sleep40-21swapper/419:09:514
31527292122106,10sleep20-21swapper/219:08:452
31525932121107,9sleep70-21swapper/719:06:517
31527862120106,9sleep30-21swapper/319:09:343
315306399119118,1cyclictest3332004-21kworker/6:223:35:396
31530599910499,4cyclictest2579219-21snmpd00:27:315
3153059991040,101cyclictest3431751-21ssh00:33:015
31530599910299,3cyclictest2579219-21snmpd20:19:175
31530599910299,3cyclictest2579219-21snmpd19:38:295
31530599910298,3cyclictest2579219-21snmpd20:59:505
315305999102100,2cyclictest2579219-21snmpd20:40:315
3153059991020,99cyclictest0-21swapper/522:57:085
31530539910299,3cyclictest2579219-21snmpd21:27:123
3153048991020,99cyclictest0-21swapper/221:53:072
3153048991020,100cyclictest0-21swapper/220:10:222
31530639910199,2cyclictest2579219-21snmpd00:02:486
31530599910199,2cyclictest2579219-21snmpd20:52:295
31530599910199,2cyclictest2579219-21snmpd20:38:315
31530599910198,3cyclictest2579219-21snmpd00:13:275
31530569910199,2cyclictest2579219-21snmpd22:31:144
315305699101100,1cyclictest2579219-21snmpd21:51:314
31530539910199,2cyclictest2579219-21snmpd21:34:373
31530539910199,2cyclictest2579219-21snmpd20:20:403
31530539910198,3cyclictest2579219-21snmpd22:38:303
31530489910199,2cyclictest2579219-21snmpd23:19:022
3153044991010,100cyclictest0-21swapper/120:06:251
3153044991010,100cyclictest0-21swapper/120:06:241
31530639910099,1cyclictest3332004-21kworker/6:223:32:366
31530639910099,1cyclictest2579219-21snmpd23:14:286
31530639910099,1cyclictest2579219-21snmpd23:07:256
31530639910099,1cyclictest2579219-21snmpd22:34:406
31530639910099,1cyclictest2579219-21snmpd21:16:256
31530639910099,1cyclictest2579219-21snmpd00:21:256
31530639910098,2cyclictest2579219-21snmpd22:59:016
3153063991000,99cyclictest0-21swapper/621:13:466
3153063991000,99cyclictest0-21swapper/620:44:026
3153063991000,99cyclictest0-21swapper/600:19:346
3153063991000,99cyclictest0-21swapper/600:09:576
31530599910099,1cyclictest2579219-21snmpd22:47:425
31530599910099,1cyclictest2579219-21snmpd00:18:075
31530599910098,2cyclictest2579219-21snmpd22:54:395
31530599910098,2cyclictest2579219-21snmpd21:17:095
31530599910098,2cyclictest2579219-21snmpd21:00:565
31530599910098,2cyclictest2579219-21snmpd19:18:225
31530599910098,2cyclictest0-21swapper/520:26:075
31530599910097,3cyclictest2579219-21snmpd23:24:055
3153059991000,99cyclictest0-21swapper/522:26:445
3153059991000,99cyclictest0-21swapper/519:57:045
31530569910099,1cyclictest2579219-21snmpd22:23:504
31530569910099,1cyclictest2579219-21snmpd21:57:284
31530569910099,1cyclictest2579219-21snmpd21:07:504
31530569910099,1cyclictest2579219-21snmpd20:59:234
31530569910098,2cyclictest2579219-21snmpd23:29:174
3153056991000,99cyclictest0-21swapper/422:06:414
3153056991000,99cyclictest0-21swapper/421:17:394
3153056991000,99cyclictest0-21swapper/420:22:314
3153056991000,99cyclictest0-21swapper/400:16:304
31530539910099,1cyclictest2579219-21snmpd22:30:533
31530539910099,1cyclictest2579219-21snmpd21:44:073
31530539910099,1cyclictest2579219-21snmpd20:02:393
31530539910099,1cyclictest2579219-21snmpd19:44:083
31530539910099,1cyclictest2579219-21snmpd19:32:143
31530539910098,2cyclictest2579219-21snmpd23:25:413
31530539910098,2cyclictest2579219-21snmpd00:31:493
31530539910097,3cyclictest2579219-21snmpd00:18:023
31530489910099,1cyclictest2579219-21snmpd23:22:412
31530489910099,1cyclictest2579219-21snmpd21:14:002
31530489910099,1cyclictest2579219-21snmpd20:57:022
31530489910099,1cyclictest2579219-21snmpd19:24:512
31530489910097,3cyclictest2579219-21snmpd23:04:492
31530489910097,3cyclictest2579219-21snmpd22:14:172
3153048991000,99cyclictest0-21swapper/223:14:132
3153048991000,99cyclictest0-21swapper/220:34:522
3153048991000,99cyclictest0-21swapper/219:35:232
31530449910099,1cyclictest2579219-21snmpd20:43:071
31530449910099,1cyclictest2579219-21snmpd20:24:191
31530449910099,1cyclictest2579219-21snmpd19:43:271
31530449910099,1cyclictest2579219-21snmpd19:27:531
31530449910099,1cyclictest2579219-21snmpd00:10:521
31530449910098,2cyclictest2579219-21snmpd23:40:181
3153044991000,99cyclictest0-21swapper/121:21:241
3153044991000,99cyclictest0-21swapper/119:46:541
3153044991000,99cyclictest0-21swapper/100:09:241
3153044991000,1cyclictest0-21swapper/123:12:051
31530399910099,1cyclictest3216021-21cat21:10:150
31530399910099,1cyclictest2579219-21snmpd21:02:480
31530399910099,1cyclictest2579219-21snmpd19:38:560
31530399910099,1cyclictest2579219-21snmpd00:15:000
3153039991000,100cyclictest0-21swapper/023:49:050
315306799990,99cyclictest0-21swapper/721:26:547
315306799990,0cyclictest0-21swapper/722:49:577
315306799990,0cyclictest0-21swapper/720:46:027
315306799990,0cyclictest0-21swapper/720:38:257
3153063999999,0cyclictest2579219-21snmpd19:55:136
3153063999998,1cyclictest3332004-21kworker/6:223:40:296
3153063999998,1cyclictest2579219-21snmpd21:53:046
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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