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2026-02-18 - 13:31
[ 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 Wed Feb 18, 2026 00:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
36581252132116,10sleep70-21swapper/719:09:467
36580862129113,10sleep40-21swapper/419:09:114
36578342126111,9sleep50-21swapper/519:05:365
36580642125110,9sleep20-21swapper/219:08:532
36578492124109,10sleep00-21swapper/019:05:480
36580232123108,9sleep60-21swapper/619:08:176
36579352123109,9sleep30-21swapper/319:07:023
36578412120106,9sleep10-21swapper/119:05:411
365839399112110,2cyclictest2579219-21snmpd23:22:435
3658397991030,100cyclictest0-21swapper/619:10:156
3658397991020,101cyclictest0-21swapper/623:38:346
36583939910299,3cyclictest2579219-21snmpd23:18:235
36583939910299,3cyclictest2579219-21snmpd21:14:355
3658393991020,102cyclictest0-21swapper/500:21:125
3658393991020,100cyclictest0-21swapper/522:06:105
365838999102100,1cyclictest2579219-21snmpd23:37:564
365837299102100,2cyclictest2579219-21snmpd00:17:280
3658401991010,100cyclictest0-21swapper/723:11:187
3658401991010,100cyclictest0-21swapper/722:49:577
3658401991010,100cyclictest0-21swapper/722:29:337
3658401991010,100cyclictest0-21swapper/722:11:107
36583979910199,2cyclictest2579219-21snmpd00:39:226
36583979910197,3cyclictest2579219-21snmpd21:53:596
3658397991010,99cyclictest0-21swapper/621:24:306
3658397991010,98cyclictest0-21swapper/621:25:486
36583939910199,2cyclictest2579219-21snmpd23:02:365
36583939910199,1cyclictest2579219-21snmpd23:41:275
3658393991010,101cyclictest0-21swapper/523:07:395
3658393991010,101cyclictest0-21swapper/519:59:095
365838199101100,1cyclictest0-21swapper/221:33:392
3658381991010,100cyclictest0-21swapper/219:55:452
3658372991010,100cyclictest0-21swapper/019:51:570
3658401991000,100cyclictest0-21swapper/723:51:367
36583979910099,1cyclictest2579219-21snmpd23:21:146
36583979910099,1cyclictest2579219-21snmpd22:08:526
36583979910099,1cyclictest2579219-21snmpd22:01:106
36583979910099,1cyclictest2579219-21snmpd20:20:206
36583979910099,1cyclictest2579219-21snmpd00:19:306
3658397991000,99cyclictest0-21swapper/620:11:126
3658397991000,99cyclictest0-21swapper/620:02:126
3658397991000,100cyclictest0-21swapper/620:43:026
3658397991000,100cyclictest0-21swapper/600:32:496
3658397991000,100cyclictest0-21swapper/600:07:476
36583939910099,1cyclictest2579219-21snmpd22:33:055
36583939910099,1cyclictest2579219-21snmpd21:38:485
36583939910099,1cyclictest2579219-21snmpd21:15:355
36583939910099,1cyclictest2579219-21snmpd20:24:285
36583939910098,2cyclictest2579219-21snmpd22:44:155
36583939910098,2cyclictest2579219-21snmpd00:39:185
3658393991000,99cyclictest0-21swapper/521:41:155
3658393991000,99cyclictest0-21swapper/521:41:155
3658393991000,99cyclictest0-21swapper/519:53:075
3658393991000,100cyclictest0-21swapper/500:15:335
36583899910099,1cyclictest2579219-21snmpd22:53:244
36583899910099,1cyclictest2579219-21snmpd22:36:414
36583899910099,1cyclictest2579219-21snmpd21:13:054
36583899910099,1cyclictest2579219-21snmpd21:05:574
36583899910099,1cyclictest2579219-21snmpd20:55:504
36583899910099,1cyclictest2579219-21snmpd20:09:544
36583899910099,1cyclictest2579219-21snmpd19:21:514
3658389991000,99cyclictest0-21swapper/423:32:284
3658389991000,99cyclictest0-21swapper/423:19:434
3658389991000,99cyclictest0-21swapper/419:28:204
36583879910099,1cyclictest2579219-21snmpd23:59:143
36583879910099,1cyclictest2579219-21snmpd23:51:383
36583879910099,1cyclictest2579219-21snmpd23:27:193
36583879910099,1cyclictest2579219-21snmpd22:31:593
36583879910099,1cyclictest2579219-21snmpd21:46:133
36583879910099,1cyclictest2579219-21snmpd20:30:523
36583879910099,1cyclictest2579219-21snmpd20:01:453
36583819910099,1cyclictest2579219-21snmpd22:26:442
36583819910099,1cyclictest2579219-21snmpd22:09:202
36583819910099,1cyclictest2579219-21snmpd20:48:262
36583779910099,1cyclictest2579219-21snmpd23:01:581
36583779910099,1cyclictest2579219-21snmpd22:04:501
36583779910099,1cyclictest2579219-21snmpd21:29:451
36583779910099,1cyclictest2579219-21snmpd20:23:041
36583779910099,1cyclictest2579219-21snmpd19:51:211
3658377991000,99cyclictest0-21swapper/121:57:071
3658377991000,99cyclictest0-21swapper/121:05:201
3658377991000,100cyclictest0-21swapper/100:08:591
36583729910099,1cyclictest2579219-21snmpd23:47:110
36583729910099,1cyclictest2579219-21snmpd22:31:060
36583729910099,1cyclictest2579219-21snmpd22:21:320
36583729910099,1cyclictest2579219-21snmpd21:39:360
36583729910099,1cyclictest2579219-21snmpd21:31:540
36583729910099,1cyclictest2579219-21snmpd21:17:400
36583729910099,1cyclictest2579219-21snmpd20:41:310
36583729910099,1cyclictest2579219-21snmpd20:33:560
36583729910099,1cyclictest2579219-21snmpd19:56:090
36583729910099,1cyclictest2579219-21snmpd00:34:210
3658372991000,99cyclictest0-21swapper/022:59:250
3658372991000,99cyclictest0-21swapper/019:45:330
3658372991000,100cyclictest0-21swapper/020:54:000
365840199990,99cyclictest0-21swapper/722:33:357
365840199990,99cyclictest0-21swapper/721:57:027
365840199990,99cyclictest0-21swapper/721:05:067
365840199990,99cyclictest0-21swapper/720:12:277
365840199990,99cyclictest0-21swapper/720:08:067
365840199990,99cyclictest0-21swapper/700:37:377
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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