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2026-01-30 - 11:44
[ 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 #e, slot #5

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 rackeslot5s.osadl.org (updated Fri Jan 30, 2026 00:44:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
27105992523,1cyclictest4510-21sh21:55:003
27105992523,1cyclictest16105-21diskmemload22:06:273
2710599250,24cyclictest21163-21diskmemload22:45:063
2710599250,24cyclictest21163-21diskmemload21:14:523
2710599250,24cyclictest0-21swapper/322:42:373
27104992523,1cyclictest0-21swapper/221:12:422
2710499250,1cyclictest21163-21diskmemload21:36:222
27103992522,2cyclictest25584-21sh23:47:381
2710399250,24cyclictest21163-21diskmemload21:32:151
2710299250,24cyclictest25607-21latency_hist22:15:010
2710299250,24cyclictest21163-21diskmemload21:11:210
2710299250,24cyclictest0-21swapper/022:44:290
2710299250,24cyclictest0-21swapper/021:42:570
27105992424,0cyclictest0-21swapper/323:23:093
27105992423,1cyclictest0-21swapper/300:15:183
2710599240,23cyclictest22870-21awk00:15:003
2710599240,23cyclictest21163-21diskmemload21:35:443
2710599240,23cyclictest21163-21diskmemload00:20:113
2710599240,23cyclictest0-21swapper/323:25:133
2710599240,23cyclictest0-21swapper/323:10:133
2710599240,23cyclictest0-21swapper/322:55:393
2710599240,23cyclictest0-21swapper/321:30:193
27104992424,0cyclictest0-21swapper/221:43:262
27104992422,1cyclictest17218-21head22:38:212
27104992421,1cyclictest21163-21diskmemload00:20:312
27104992420,2cyclictest0-21swapper/222:10:542
27104992418,5cyclictest8089-21sh23:30:082
2710499240,23cyclictest8159-21cron23:00:012
2710499240,23cyclictest4951-21ssh00:28:242
2710499240,23cyclictest21163-21diskmemload23:19:412
2710499240,23cyclictest21163-21diskmemload21:59:002
2710499240,23cyclictest21163-21diskmemload00:06:502
2710499240,23cyclictest0-21swapper/221:51:082
2710499240,23cyclictest0-21swapper/221:26:582
2710499240,21cyclictest5294-21ntp_states23:58:242
2710499240,1cyclictest0-21swapper/221:21:192
27103992423,0cyclictest0-21swapper/122:45:581
2710399240,24cyclictest21163-21diskmemload23:20:261
2710399240,23cyclictest21163-21diskmemload21:11:011
2710399240,0cyclictest0-21swapper/122:05:011
27102992424,0cyclictest0-21swapper/022:06:270
27102992422,1cyclictest9413-21apt-get20:45:020
27102992422,1cyclictest0-21swapper/022:37:440
2710299240,23cyclictest0-21swapper/022:55:390
2710299240,0cyclictest21163-21diskmemload00:19:170
27105992323,0cyclictest0-21swapper/322:39:033
27105992322,0cyclictest0-21swapper/323:55:583
27105992320,2cyclictest12755-21diskmemload23:34:413
2710599230,23cyclictest0-21swapper/322:22:183
2710599230,22cyclictest21163-21diskmemload00:00:493
2710599230,22cyclictest0-21swapper/323:02:013
2710599230,21cyclictest0-21swapper/323:38:353
2710599230,0cyclictest21163-21diskmemload21:57:013
2710599230,0cyclictest0-21swapper/322:34:463
2710599230,0cyclictest0-21swapper/300:05:133
27104992323,0cyclictest29996-21apt-get19:18:182
27104992323,0cyclictest0-21swapper/223:39:412
27104992323,0cyclictest0-21swapper/219:23:182
27104992323,0cyclictest0-21swapper/200:30:452
27104992321,1cyclictest0-21swapper/221:31:002
27104992320,2cyclictest1313-21sh23:23:512
27104992319,0cyclictest0-21swapper/223:46:522
2710499230,22cyclictest8553-21rm00:01:532
2710499230,22cyclictest31209-21ssh22:20:242
2710499230,22cyclictest26386-21hddtemp_smartct00:18:222
2710499230,22cyclictest21538-21apt-get20:05:022
2710499230,22cyclictest10151-21rm22:31:362
2710499230,22cyclictest0-21swapper/222:26:552
2710499230,22cyclictest0-21swapper/222:19:582
2710499230,1cyclictest0-21swapper/223:02:312
2710499230,0cyclictest0-21swapper/223:10:312
2710499230,0cyclictest0-21swapper/222:01:202
2710499230,0cyclictest0-21swapper/221:15:592
27103992323,0cyclictest21163-21diskmemload00:05:321
27103992323,0cyclictest0-21swapper/123:50:171
27103992323,0cyclictest0-21swapper/123:43:201
27103992323,0cyclictest0-21swapper/123:00:281
27103992323,0cyclictest0-21swapper/122:55:451
27103992323,0cyclictest0-21swapper/122:21:381
27103992323,0cyclictest0-21swapper/121:52:131
27103992323,0cyclictest0-21swapper/100:30:011
27103992323,0cyclictest0-21swapper/100:15:141
27103992321,1cyclictest21192-21apt21:10:001
2710399230,2cyclictest0-21swapper/122:32:071
2710399230,23cyclictest0-21swapper/122:15:351
2710399230,23cyclictest0-21swapper/121:41:211
2710399230,22cyclictest29251-21awk23:20:011
2710399230,22cyclictest1744-21ssh00:25:161
2710399230,22cyclictest0-21swapper/122:40:361
2710399230,1cyclictest17926-21sh00:10:131
2710399230,1cyclictest0-21swapper/122:53:081
2710399230,0cyclictest21163-21diskmemload21:48:091
2710399230,0cyclictest0-21swapper/123:34:591
2710399230,0cyclictest0-21swapper/123:14:401
2710399230,0cyclictest0-21swapper/121:38:181
2710399230,0cyclictest0-21swapper/121:20:411
27102992323,0cyclictest21163-21diskmemload00:37:260
27102992323,0cyclictest21163-21diskmemload00:26:560
27102992322,1cyclictest29993-21ssh23:51:250
27102992322,1cyclictest13718-21ssh23:05:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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