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2026-01-16 - 03:31
[ 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 #0, slot #4

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 rack0slot4s.osadl.org (updated Fri Jan 16, 2026 00:46:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3554342397376,13sleep50-21swapper/519:07:3611
3555852382360,15sleep120-21swapper/1219:09:364
3552912382359,14sleep30-21swapper/319:05:579
3554542358315,15sleep20-21swapper/219:07:498
3555902345323,15sleep00-21swapper/019:09:400
3554602340318,14sleep70-21swapper/719:07:5413
3555692339316,14sleep130-21swapper/1319:09:215
3553202339316,15sleep90-21swapper/919:06:2015
3552742337320,11sleep80-21swapper/819:05:4614
3553082336313,15sleep140-21swapper/1419:06:096
3554022335313,15sleep150-21swapper/1519:07:147
3554562334312,15sleep40-21swapper/419:07:5110
3556022332310,15sleep100-21swapper/1019:09:502
3553172322299,15sleep60-21swapper/619:06:1712
3553052320299,14sleep110-21swapper/1119:06:063
3554972319297,15sleep10-21swapper/119:08:201
356118993433,1cyclictest563401-21kworker/u32:0+flush-259:023:20:183
35609899330,30cyclictest0-21swapper/419:47:1110
35610199320,29cyclictest0-21swapper/519:15:1411
35609899320,1cyclictest0-21swapper/422:30:3710
400720310,29data-loop.0389757-21kworker/u32:4+events_unbound20:01:0615
35613099310,30cyclictest0-21swapper/1519:20:077
35612899310,30cyclictest0-21swapper/1423:35:166
35612899310,30cyclictest0-21swapper/1422:10:156
35612899310,30cyclictest0-21swapper/1422:10:156
35612899310,30cyclictest0-21swapper/1419:55:146
356124993130,1cyclictest1774-21snmpd21:55:425
356122993128,3cyclictest1774-21snmpd20:31:424
35611899310,30cyclictest0-21swapper/1122:53:293
35611899310,30cyclictest0-21swapper/1122:19:153
35611899310,30cyclictest0-21swapper/1120:15:173
356116993131,0cyclictest459348-21kworker/10:1+events22:41:132
356116993130,1cyclictest459348-21kworker/10:1+events21:40:172
356116993130,1cyclictest1774-21snmpd21:23:202
35611299310,30cyclictest0-21swapper/900:04:5815
35610799310,30cyclictest0-21swapper/721:50:1613
35609199310,30cyclictest0-21swapper/219:50:158
35608799310,30cyclictest0-21swapper/119:20:151
356082993130,1cyclictest1774-21snmpd23:53:310
35608299310,28cyclictest0-21swapper/021:45:130
356130993029,1cyclictest1774-21snmpd21:05:527
356130993029,1cyclictest0-21swapper/1520:51:407
35613099300,30cyclictest0-21swapper/1521:19:057
35613099300,30cyclictest0-21swapper/1500:11:107
356124993029,1cyclictest1774-21snmpd23:28:275
356124993029,1cyclictest0-21swapper/1323:44:485
356122993028,2cyclictest0-21swapper/1220:45:334
356118993029,1cyclictest1774-21snmpd20:00:413
356118993029,1cyclictest1774-21snmpd19:52:293
356116993030,0cyclictest177958-21kworker/10:0+events19:45:172
356116993029,1cyclictest567537-21kworker/10:2+events00:25:242
356116993029,1cyclictest459348-21kworker/10:1+events23:30:472
356116993029,1cyclictest459348-21kworker/10:1+events23:05:252
356116993029,1cyclictest459348-21kworker/10:1+events21:45:132
356116993029,1cyclictest177958-21kworker/10:0+events20:44:252
356116993029,1cyclictest177958-21kworker/10:0+events19:55:112
356116993029,1cyclictest177958-21kworker/10:0+events19:50:192
356116993028,1cyclictest567537-21kworker/10:2+events00:36:102
356112993029,1cyclictest529799-21mii-tool22:35:1515
356112993029,1cyclictest513167-21ethtool22:15:1415
356109993029,1cyclictest1774-21snmpd23:57:4614
356107993029,1cyclictest1774-21snmpd23:29:1213
356107993029,1cyclictest1774-21snmpd21:34:4713
356107993029,1cyclictest1774-21snmpd20:53:4313
356107993029,1cyclictest1774-21snmpd19:58:3213
35610799300,1cyclictest0-21swapper/721:05:2513
356103993029,1cyclictest1774-21snmpd22:24:4612
356098993029,1cyclictest1774-21snmpd21:42:3510
356098993029,1cyclictest0-21swapper/422:35:1310
356098993026,4cyclictest429871-21ethtool20:35:1510
356096993029,1cyclictest1774-21snmpd22:53:289
356096993029,1cyclictest1774-21snmpd22:19:169
356096993029,1cyclictest1774-21snmpd19:46:149
356091993029,1cyclictest1774-21snmpd19:24:258
35609199300,30cyclictest0-21swapper/223:39:188
356087993029,1cyclictest1774-21snmpd22:38:161
356087993029,1cyclictest1774-21snmpd20:38:211
356087993029,1cyclictest1774-21snmpd19:19:491
35608799300,30cyclictest0-21swapper/121:22:051
35608799300,1cyclictest0-21swapper/121:31:411
356082993029,1cyclictest1774-21snmpd00:01:370
356082993028,1cyclictest1774-21snmpd22:22:310
356130992928,1cyclictest1774-21snmpd22:43:257
356130992928,1cyclictest1774-21snmpd21:10:287
356130992928,1cyclictest1774-21snmpd00:25:527
356124992929,0cyclictest475671-21mii-tool21:30:145
356124992928,1cyclictest0-21swapper/1322:20:225
356122992929,0cyclictest550611-21mii-tool23:00:154
356118992928,1cyclictest1774-21snmpd22:03:393
356116992929,0cyclictest567537-21kworker/10:2+events23:51:372
356116992929,0cyclictest567537-21kworker/10:2+events23:44:352
356116992929,0cyclictest567537-21kworker/10:2+events00:30:182
356116992929,0cyclictest567537-21kworker/10:2+events00:23:332
356116992929,0cyclictest567537-21kworker/10:2+events00:05:182
356116992929,0cyclictest459348-21kworker/10:1+events23:35:092
356116992929,0cyclictest459348-21kworker/10:1+events23:15:212
356116992929,0cyclictest459348-21kworker/10:1+events23:10:212
356116992929,0cyclictest459348-21kworker/10:1+events22:50:052
356116992929,0cyclictest459348-21kworker/10:1+events22:45:312
356116992929,0cyclictest459348-21kworker/10:1+events22:20:142
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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