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2026-02-26 - 00:36
[ 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 Wed Feb 25, 2026 12:44:21)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
280599280,27cyclictest28508-21diskmemload09:42:260
280599280,27cyclictest0-21swapper/010:40:090
280599280,27cyclictest0-21swapper/009:22:220
281699270,26cyclictest0-21swapper/310:56:093
2805992723,3cyclictest0-21swapper/009:46:560
2805992722,4cyclictest28508-21diskmemload12:21:000
280599270,27cyclictest0-21swapper/012:19:260
280599270,26cyclictest5342-21awk10:20:000
280599270,26cyclictest0-21swapper/011:35:010
280599270,26cyclictest0-21swapper/009:13:250
281699260,25cyclictest789-21sh09:14:053
281699260,22cyclictest14904-21sh11:30:023
281699260,0cyclictest0-21swapper/311:46:563
2805992623,3cyclictest0-21swapper/011:40:550
280599260,5cyclictest28508-21diskmemload11:47:260
280599260,26cyclictest0-21swapper/012:11:470
280599260,26cyclictest0-21swapper/010:08:020
280599260,25cyclictest8733-21ssh11:23:490
280599260,25cyclictest28508-21diskmemload10:30:320
280599260,25cyclictest0-21swapper/010:55:340
2816992520,4cyclictest27054-21ssh10:40:063
2816992520,4cyclictest1481-21ssh12:17:293
281699250,24cyclictest28508-21diskmemload12:13:123
281699250,24cyclictest28508-21diskmemload11:22:303
281699250,24cyclictest28508-21diskmemload11:12:413
281699250,24cyclictest28508-21diskmemload09:20:323
281699250,24cyclictest0-21swapper/311:16:373
281699250,24cyclictest0-21swapper/309:53:063
281699250,21cyclictest13696-21ssh10:26:523
281699250,21cyclictest13527-21ssh12:29:483
281699250,1cyclictest3684-21ssh09:46:313
281699250,0cyclictest15907-21ssh09:59:053
281099250,24cyclictest25713-21chrt10:38:301
281099250,24cyclictest21812-21/usr/sbin/munin12:05:401
281099250,24cyclictest0-21swapper/109:34:511
281099250,1cyclictest0-21swapper/111:59:531
281099250,1cyclictest0-21swapper/111:16:331
2805992522,2cyclictest4374-21sh11:50:170
2805992520,4cyclictest28508-21diskmemload11:59:440
280599250,25cyclictest0-21swapper/010:23:220
280599250,25cyclictest0-21swapper/009:50:390
280599250,24cyclictest28508-21diskmemload12:32:470
280599250,24cyclictest28508-21diskmemload09:36:290
280599250,24cyclictest0-21swapper/012:28:270
280599250,24cyclictest0-21swapper/011:02:260
280599250,24cyclictest0-21swapper/010:45:350
280599250,24cyclictest0-21swapper/010:36:560
280599250,24cyclictest0-21swapper/009:58:100
280599250,0cyclictest0-21swapper/009:15:200
281699242,21cyclictest0-21swapper/310:02:273
2816992422,1cyclictest0-21swapper/309:15:343
2816992421,3cyclictest0-21swapper/309:43:593
2816992421,3cyclictest0-21swapper/309:25:503
2816992420,3cyclictest0-21swapper/312:20:533
2816992419,4cyclictest28508-21diskmemload12:33:303
2816992419,4cyclictest13369-21ssh11:58:193
281699240,23cyclictest0-21swapper/312:36:063
281699240,23cyclictest0-21swapper/311:51:013
281699240,23cyclictest0-21swapper/310:52:153
281699240,23cyclictest0-21swapper/310:10:143
281699240,0cyclictest0-21swapper/311:40:243
281699240,0cyclictest0-21swapper/310:46:183
2815992423,1cyclictest8009-21sh12:24:182
2815992423,1cyclictest18172-21rm11:32:162
281599240,23cyclictest21816-21ssh12:36:362
281599240,23cyclictest1297-21apt-get09:45:332
281599240,23cyclictest0-21swapper/209:55:332
2810992424,0cyclictest28508-21diskmemload10:43:241
2810992424,0cyclictest0-21swapper/111:06:391
2810992422,1cyclictest0-21swapper/109:50:411
281099240,2cyclictest313-21systemd-journal07:40:001
281099240,24cyclictest0-21swapper/111:24:081
281099240,24cyclictest0-21swapper/109:16:371
281099240,23cyclictest26089-21ssh10:08:291
281099240,23cyclictest0-21swapper/112:26:211
281099240,23cyclictest0-21swapper/109:47:231
281099240,1cyclictest0-21swapper/112:32:261
281099240,1cyclictest0-21swapper/111:54:171
2805992420,4cyclictest9628-21ssh10:54:110
2805992420,3cyclictest28508-21diskmemload09:28:410
2805992420,3cyclictest2019-21diskmemload11:16:450
280599240,24cyclictest0-21swapper/012:35:140
280599240,24cyclictest0-21swapper/012:04:440
280599240,24cyclictest0-21swapper/011:11:270
280599240,24cyclictest0-21swapper/011:05:070
280599240,24cyclictest0-21swapper/010:27:410
280599240,23cyclictest28508-21diskmemload11:25:340
280599240,23cyclictest26850-21sh08:00:000
280599240,23cyclictest0-21swapper/010:02:250
280599240,0cyclictest0-21swapper/011:35:240
280599240,0cyclictest0-21swapper/010:10:190
2816992320,3cyclictest28508-21diskmemload11:35:023
281699230,23cyclictest28508-21diskmemload09:32:263
281699230,23cyclictest0-21swapper/311:06:463
281699230,23cyclictest0-21swapper/310:32:303
281699230,23cyclictest0-21swapper/310:21:003
281699230,22cyclictest411-21ssh10:15:263
281699230,22cyclictest28508-21diskmemload09:39:533
281699230,22cyclictest22770-21ssh12:06:373
281699230,20cyclictest0-21swapper/312:01:383
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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