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2026-01-31 - 00:04
[ 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 12:44:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2830992620,3cyclictest0-21swapper/209:13:012
283299250,24cyclictest0-21swapper/308:20:023
2830992520,2cyclictest24752-21rm11:11:512
282599250,24cyclictest7980-21sh12:20:431
2822992523,1cyclictest0-21swapper/009:30:580
283299240,24cyclictest30564-21diskmemload11:57:503
283299240,24cyclictest0-21swapper/311:07:483
283299240,23cyclictest30564-21diskmemload10:44:433
2825992423,1cyclictest30564-21diskmemload12:17:141
282599240,24cyclictest30564-21diskmemload10:34:121
282599240,24cyclictest0-21swapper/112:25:051
282599240,23cyclictest24705-21cron09:35:011
282599240,23cyclictest0-21swapper/110:08:371
282599240,23cyclictest0-21swapper/110:03:231
282599240,1cyclictest13546-21ssh09:23:591
282299240,22cyclictest16568-21/usr/sbin/munin09:28:300
2832992323,0cyclictest30564-21diskmemload12:36:373
2832992323,0cyclictest30564-21diskmemload09:13:003
2832992323,0cyclictest0-21swapper/311:37:053
2832992323,0cyclictest0-21swapper/311:10:073
2832992323,0cyclictest0-21swapper/309:50:023
2832992323,0cyclictest0-21swapper/309:43:143
2832992322,0cyclictest3309-21apt-get07:13:233
2832992320,2cyclictest1402-21ssh12:11:593
2832992320,2cyclictest13188-21sh10:54:293
283299230,23cyclictest30564-21diskmemload10:59:133
283299230,23cyclictest0-21swapper/312:20:143
283299230,23cyclictest0-21swapper/309:30:493
283299230,22cyclictest4616-21ssh09:16:163
283299230,22cyclictest26242-21ssh09:37:083
283299230,22cyclictest17782-21basename07:40:003
2830992323,0cyclictest0-21swapper/210:40:302
2830992321,1cyclictest0-21swapper/210:59:082
2830992320,2cyclictest22558-21rm11:54:142
2830992320,2cyclictest18459-21ssh09:28:322
283099230,23cyclictest0-21swapper/212:29:482
283099230,23cyclictest0-21swapper/212:19:072
283099230,23cyclictest0-21swapper/210:14:012
283099230,23cyclictest0-21swapper/209:31:202
283099230,23cyclictest0-21swapper/209:22:562
283099230,22cyclictest4018-21ssh09:15:242
283099230,22cyclictest30221-21sh12:06:162
283099230,22cyclictest21257-21ssh11:06:372
283099230,22cyclictest16230-21rm11:45:042
283099230,22cyclictest13236-21sh11:41:362
283099230,22cyclictest0-21swapper/210:46:402
283099230,1cyclictest29623-21ssh09:39:342
2825992323,0cyclictest0-21swapper/112:12:101
2825992323,0cyclictest0-21swapper/110:39:221
2825992323,0cyclictest0-21swapper/109:25:341
2825992321,1cyclictest0-21swapper/110:57:561
2825992321,1cyclictest0-21swapper/109:35:071
2825992320,2cyclictest9916-21rm11:36:571
282599230,23cyclictest0-21swapper/112:00:451
282599230,22cyclictest4887-21ssh11:28:471
282599230,22cyclictest32552-21cat08:10:001
282599230,22cyclictest20200-21apt-get08:50:041
282599230,22cyclictest17986-21rm12:35:041
282599230,22cyclictest17680-21ssh11:00:581
282599230,22cyclictest0-21swapper/110:46:471
282599230,1cyclictest4943-21apt-get08:20:021
282599230,0cyclictest0-21swapper/109:43:061
282599230,0cyclictest0-21swapper/109:11:331
2822992323,0cyclictest30564-21diskmemload12:13:370
2822992323,0cyclictest0-21swapper/012:20:430
2822992323,0cyclictest0-21swapper/009:37:400
2822992322,1cyclictest30564-21diskmemload10:50:220
2822992321,1cyclictest30486-21sh09:40:260
2822992321,1cyclictest15261-21munin-run07:35:000
2822992321,1cyclictest14521-21apt-get10:03:230
2822992321,1cyclictest0-21swapper/009:10:160
282299230,2cyclictest5173-21ssh12:18:100
282299230,2cyclictest1767-21missed_timers10:38:250
282299230,2cyclictest13923-21idleruntime-cro10:00:000
282299230,23cyclictest30564-21diskmemload10:55:010
282299230,23cyclictest0-21swapper/011:57:210
282299230,22cyclictest7273-21/usr/sbin/munin09:18:280
282299230,22cyclictest30564-21diskmemload10:46:270
282299230,22cyclictest27149-21ssh11:14:080
282299230,22cyclictest15305-21sh12:32:360
282299230,0cyclictest0-21swapper/012:35:290
282299230,0cyclictest0-21swapper/011:50:350
282299230,0cyclictest0-21swapper/011:00:020
282299230,0cyclictest0-21swapper/009:48:110
2832992222,0cyclictest30564-21diskmemload09:46:353
2832992222,0cyclictest30564-21diskmemload09:20:243
2832992222,0cyclictest24726-21apt-get10:23:213
2832992222,0cyclictest0-21swapper/311:45:153
2832992222,0cyclictest0-21swapper/310:49:093
2832992222,0cyclictest0-21swapper/310:27:203
2832992220,1cyclictest6040-21sh11:30:343
2832992220,1cyclictest30862-21munin-run11:20:013
2832992220,1cyclictest0-21swapper/311:44:443
283299220,22cyclictest0-21swapper/311:20:593
283299220,21cyclictest505-21ssh10:37:343
283299220,21cyclictest31798-21ssh10:34:203
283299220,21cyclictest30564-21diskmemload12:25:243
283299220,21cyclictest0-21swapper/312:10:013
283299220,21cyclictest0-21swapper/311:51:513
283299220,21cyclictest0-21swapper/311:25:073
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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