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2026-02-24 - 21:02
[ 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 #0, slot #0

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.

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 r0s0s.osadl.org (updated Tue Feb 24, 2026 12:46:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
29758572301258,13sleep20-21swapper/207:07:462
29758312299262,28sleep00-21swapper/007:07:270
29757742295262,25sleep10-21swapper/107:06:391
29759142294260,27sleep40-21swapper/407:08:354
29758582293258,27sleep30-21swapper/307:07:463
29757682288269,12sleep60-21swapper/607:06:366
29757492288268,13sleep50-21swapper/507:06:205
29757512287267,13sleep70-21swapper/707:06:217
2976488994442,2cyclictest3100414-21kworker/u16:3+flush-8:011:35:283
2976488993934,3cyclictest3137682-21ld12:25:263
2976488993736,1cyclictest2978367-21kworker/u16:3+flush-8:007:20:163
2976488993633,1cyclictest3070736-21df_inode10:15:123
2976488993534,1cyclictest3046416-21ntpq09:25:263
2976488993432,2cyclictest3029386-21kworker/u16:4+flush-8:009:00:483
2976488993432,1cyclictest3102294-21ps11:15:283
2976486993431,2cyclictest449069-21snmpd12:35:121
2976492993330,2cyclictest449069-21snmpd08:48:597
2976492993330,2cyclictest449069-21snmpd07:14:187
297649299330,31cyclictest0-21swapper/707:36:157
2976489993332,1cyclictest2993437-21ntpq07:40:244
2976489993331,1cyclictest3088326-21fail2ban-client10:50:124
2976488993332,1cyclictest3059883-21cron09:55:003
2976488993331,2cyclictest3074036-21ntpq10:20:283
2976488993330,1cyclictest3096953-21ntpq11:05:243
2976487993330,2cyclictest449069-21snmpd10:30:182
2976487993330,2cyclictest449069-21snmpd07:58:072
2976487993330,2cyclictest449069-21snmpd07:50:532
2976486993330,2cyclictest449069-21snmpd10:53:451
2976486993330,2cyclictest449069-21snmpd09:11:301
2976486993330,2cyclictest3068488-21cat10:10:151
2976492993230,2cyclictest449069-21snmpd11:39:407
2976492993229,2cyclictest449069-21snmpd10:21:537
2976492993229,2cyclictest449069-21snmpd09:42:557
2976492993229,2cyclictest449069-21snmpd09:23:247
2976492993229,2cyclictest3070985-21cat10:15:147
297649299320,31cyclictest0-21swapper/712:31:037
297649299320,30cyclictest0-21swapper/712:23:217
297649299320,30cyclictest0-21swapper/709:57:477
297649299320,30cyclictest0-21swapper/709:57:477
2976491993230,2cyclictest449069-21snmpd09:23:126
2976490993230,1cyclictest449069-21snmpd12:25:545
2976490993230,1cyclictest449069-21snmpd10:50:125
2976490993229,2cyclictest449069-21snmpd10:29:515
2976490993229,2cyclictest449069-21snmpd10:04:325
2976490993229,2cyclictest449069-21snmpd08:02:165
2976489993231,1cyclictest1-21systemd07:55:004
2976489993230,2cyclictest449069-21snmpd11:58:054
2976489993230,2cyclictest449069-21snmpd10:05:444
2976489993229,3cyclictest449069-21snmpd07:56:554
2976488993230,2cyclictest449069-21snmpd12:07:563
2976488993230,1cyclictest3094392-21ntpq11:00:283
2976488993229,3cyclictest3069028-21ntpq10:10:263
297648899320,31cyclictest0-21swapper/310:55:213
2976487993230,1cyclictest449069-21snmpd11:16:042
2976487993230,1cyclictest449069-21snmpd11:14:432
2976487993229,2cyclictest449069-21snmpd08:34:562
297648799320,31cyclictest0-21swapper/211:21:252
297648799320,31cyclictest0-21swapper/208:54:152
2976486993230,2cyclictest449069-21snmpd11:50:261
2976486993230,1cyclictest449069-21snmpd08:57:241
2976486993229,2cyclictest449069-21snmpd09:34:251
2976486993229,2cyclictest449069-21snmpd09:04:301
297648699320,31cyclictest0-21swapper/110:29:501
297648699320,31cyclictest0-21swapper/107:22:511
297648699320,30cyclictest0-21swapper/107:47:131
2976485993230,2cyclictest449069-21snmpd12:28:060
2976485993230,2cyclictest449069-21snmpd11:20:310
2976485993230,2cyclictest449069-21snmpd10:25:020
2976485993230,2cyclictest449069-21snmpd09:53:010
2976485993230,2cyclictest3142198-21cat12:35:140
2976492993129,1cyclictest449069-21snmpd12:08:057
297649299310,30cyclictest0-21swapper/712:10:357
297649299310,30cyclictest0-21swapper/711:33:437
297649299310,30cyclictest0-21swapper/710:44:577
297649299310,30cyclictest0-21swapper/708:15:257
297649299310,30cyclictest0-21swapper/707:33:007
297649299310,30cyclictest0-21swapper/707:23:487
297649299310,1cyclictest0-21swapper/711:50:207
297649299310,1cyclictest0-21swapper/711:11:077
297649299310,1cyclictest0-21swapper/710:08:147
297649299310,1cyclictest0-21swapper/707:50:347
2976491993130,1cyclictest449069-21snmpd09:27:376
2976491993129,2cyclictest449069-21snmpd10:23:056
2976491993129,2cyclictest449069-21snmpd07:21:516
297649199310,1cyclictest0-21swapper/612:35:356
297649199310,1cyclictest0-21swapper/607:50:156
2976490993130,1cyclictest449069-21snmpd11:59:015
2976490993130,1cyclictest449069-21snmpd11:38:585
2976490993130,1cyclictest449069-21snmpd09:45:585
2976490993128,2cyclictest449069-21snmpd07:28:125
2976490993127,3cyclictest3083510-21cat10:40:145
297649099310,30cyclictest0-21swapper/512:16:085
297649099310,30cyclictest0-21swapper/512:13:535
297649099310,30cyclictest0-21swapper/511:42:525
297649099310,30cyclictest0-21swapper/511:31:405
297649099310,30cyclictest0-21swapper/509:35:525
297649099310,30cyclictest0-21swapper/508:58:245
297649099310,30cyclictest0-21swapper/508:19:585
297649099310,30cyclictest0-21swapper/507:47:555
297649099310,30cyclictest0-21swapper/507:23:275
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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