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2026-01-17 - 23:05
[ 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 #b, slot #8

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 rackbslot8s (updated Sat Jan 17, 2026 12:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
39783462130101,23sleep60-21swapper/607:07:536
39782582129117,8sleep10-21swapper/107:06:351
39781852128114,9sleep20-21swapper/207:05:332
39784192126111,10sleep50-21swapper/507:08:565
39783782121107,9sleep00-21swapper/007:08:190
39783262121106,9sleep40-21swapper/407:07:354
39782932121107,9sleep70-21swapper/707:07:067
39783632119105,9sleep30-21swapper/307:08:073
3978738991020,100cyclictest0-21swapper/510:36:115
397873599102100,2cyclictest2579219-21snmpd12:38:344
3978722991020,0cyclictest0-21swapper/112:30:151
3978722991020,0cyclictest0-21swapper/108:39:461
3978718991020,100cyclictest0-21swapper/008:07:270
3978746991010,99cyclictest0-21swapper/710:09:437
3978746991010,101cyclictest0-21swapper/710:26:287
3978746991010,100cyclictest0-21swapper/707:57:477
39787419910199,2cyclictest4133951-21kworker/6:211:19:096
39787419910199,2cyclictest4024986-21kworker/6:009:57:436
39787419910199,2cyclictest2579219-21snmpd10:47:396
397874199101100,1cyclictest45800-21kworker/6:112:10:516
397874199101100,1cyclictest4133951-21kworker/6:211:56:036
397874199101100,1cyclictest4133951-21kworker/6:211:47:196
397874199101100,1cyclictest4133951-21kworker/6:211:26:566
397874199101100,1cyclictest4133951-21kworker/6:211:20:116
397874199101100,1cyclictest4133951-21kworker/6:211:05:406
397874199101100,1cyclictest4133951-21kworker/6:211:04:036
397874199101100,1cyclictest4133951-21kworker/6:210:35:456
397874199101100,1cyclictest4117462-21kworker/6:110:34:536
397874199101100,1cyclictest4024986-21kworker/6:010:13:576
397874199101100,1cyclictest4024986-21kworker/6:009:40:196
397874199101100,1cyclictest4024986-21kworker/6:009:35:196
397874199101100,1cyclictest4024986-21kworker/6:009:30:176
397874199101100,1cyclictest4024986-21kworker/6:009:17:076
397874199101100,1cyclictest4024986-21kworker/6:009:12:376
397874199101100,1cyclictest3954383-21kworker/6:207:15:176
397874199101100,1cyclictest3954383-21kworker/6:207:10:176
3978738991010,100cyclictest0-21swapper/510:50:155
39787309910199,1cyclictest2579219-21snmpd07:27:193
397873099101100,1cyclictest9431-21ntpd08:46:183
39787229910199,2cyclictest2579219-21snmpd10:12:431
3978722991010,99cyclictest0-21swapper/112:08:571
3978722991010,100cyclictest0-21swapper/109:25:141
3978722991010,100cyclictest0-21swapper/108:44:401
3978722991010,0cyclictest0-21swapper/110:15:041
3978722991010,0cyclictest0-21swapper/108:31:331
39787189910199,2cyclictest2579219-21snmpd09:49:480
3978718991010,99cyclictest0-21swapper/010:47:230
3978718991010,99cyclictest0-21swapper/010:23:580
3978746991000,99cyclictest0-21swapper/711:17:457
3978746991000,99cyclictest0-21swapper/711:07:137
3978746991000,99cyclictest0-21swapper/710:56:517
3978746991000,99cyclictest0-21swapper/710:56:517
3978746991000,99cyclictest0-21swapper/710:45:427
3978746991000,99cyclictest0-21swapper/708:51:407
3978746991000,100cyclictest0-21swapper/712:22:587
3978746991000,100cyclictest0-21swapper/712:01:477
3978746991000,100cyclictest0-21swapper/710:31:267
3978746991000,100cyclictest0-21swapper/709:23:507
3978746991000,100cyclictest0-21swapper/709:15:147
39787419910099,1cyclictest45800-21kworker/6:112:36:416
39787419910099,1cyclictest45800-21kworker/6:112:30:116
39787419910099,1cyclictest45800-21kworker/6:112:26:396
39787419910099,1cyclictest45800-21kworker/6:112:20:466
39787419910099,1cyclictest45800-21kworker/6:112:18:036
39787419910099,1cyclictest4133951-21kworker/6:212:07:416
39787419910099,1cyclictest4133951-21kworker/6:212:01:516
39787419910099,1cyclictest4133951-21kworker/6:211:50:186
39787419910099,1cyclictest4133951-21kworker/6:211:42:516
39787419910099,1cyclictest4133951-21kworker/6:211:35:496
39787419910099,1cyclictest4133951-21kworker/6:211:32:286
39787419910099,1cyclictest4133951-21kworker/6:210:55:076
39787419910099,1cyclictest4133951-21kworker/6:210:55:076
39787419910099,1cyclictest4133951-21kworker/6:210:50:376
39787419910099,1cyclictest4133951-21kworker/6:210:41:576
39787419910099,1cyclictest4117462-21kworker/6:110:25:356
39787419910099,1cyclictest4117462-21kworker/6:110:20:486
39787419910099,1cyclictest4024986-21kworker/6:010:17:026
39787419910099,1cyclictest4024986-21kworker/6:010:05:116
39787419910099,1cyclictest4024986-21kworker/6:010:02:576
39787419910099,1cyclictest4024986-21kworker/6:009:51:026
39787419910099,1cyclictest4024986-21kworker/6:009:45:156
39787419910099,1cyclictest4024986-21kworker/6:009:25:186
39787419910099,1cyclictest4024986-21kworker/6:009:20:186
39787419910099,1cyclictest4024986-21kworker/6:008:45:116
39787419910099,1cyclictest3954383-21kworker/6:208:35:166
39787419910099,1cyclictest3954383-21kworker/6:208:00:116
39787419910099,1cyclictest3954383-21kworker/6:207:30:176
39787419910099,1cyclictest3954383-21kworker/6:207:25:156
39787419910099,1cyclictest2579219-21snmpd11:10:576
39787419910099,1cyclictest2579219-21snmpd09:08:356
3978741991000,99cyclictest0-21swapper/608:28:156
39787389910099,1cyclictest2579219-21snmpd12:25:395
39787389910099,1cyclictest2579219-21snmpd12:24:575
39787389910099,1cyclictest2579219-21snmpd11:08:455
39787389910099,1cyclictest2579219-21snmpd10:28:295
39787389910099,1cyclictest2579219-21snmpd10:18:535
39787389910099,1cyclictest2579219-21snmpd08:15:215
39787389910099,1cyclictest2579219-21snmpd08:06:465
39787389910099,1cyclictest2579219-21snmpd07:43:365
39787389910098,2cyclictest2579219-21snmpd12:04:595
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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