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2026-02-16 - 21:12
[ 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 Mon Feb 16, 2026 12:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
8845362134115,14sleep70-21swapper/707:08:587
8843342132117,9sleep00-21swapper/007:06:030
8845142129114,9sleep50-21swapper/507:08:395
8845192124110,9sleep10-21swapper/107:08:431
8843852122108,9sleep60-21swapper/607:06:486
8825002121107,9sleep30-21swapper/307:05:093
8845292119104,10sleep20-21swapper/207:08:522
8845422116102,9sleep40-21swapper/407:09:024
885039991030,100cyclictest0-21swapper/711:55:037
8850129910399,4cyclictest31-21ksoftirqd/211:47:402
8850129910398,5cyclictest31-21ksoftirqd/212:35:442
8850129910298,3cyclictest31-21ksoftirqd/210:33:162
8850129910297,1cyclictest918793-21kworker/2:211:59:002
8850079910299,3cyclictest2579219-21snmpd10:30:351
8850079910299,3cyclictest2579219-21snmpd08:03:501
885007991020,102cyclictest0-21swapper/109:53:251
8850029910299,3cyclictest2579219-21snmpd11:41:130
885002991020,99cyclictest0-21swapper/012:22:200
885039991010,99cyclictest0-21swapper/711:21:467
885039991010,99cyclictest0-21swapper/710:28:477
885039991010,99cyclictest0-21swapper/707:36:117
885039991010,101cyclictest0-21swapper/708:34:217
885033991010,100cyclictest0-21swapper/611:34:346
885033991010,100cyclictest0-21swapper/608:29:436
8850259910199,2cyclictest2579219-21snmpd09:22:145
8850259910199,1cyclictest2579219-21snmpd09:38:155
885025991010,100cyclictest0-21swapper/510:37:535
885025991010,100cyclictest0-21swapper/508:31:275
88502299101100,1cyclictest2579219-21snmpd09:55:314
8850179910199,2cyclictest2579219-21snmpd11:18:193
8850179910199,2cyclictest2579219-21snmpd10:44:413
8850179910199,2cyclictest2579219-21snmpd08:46:403
8850179910199,1cyclictest2579219-21snmpd11:43:593
8850179910198,2cyclictest2579219-21snmpd12:18:383
8850129910199,1cyclictest31-21ksoftirqd/209:45:512
8850129910199,1cyclictest301rcuc/211:45:012
8850129910196,0cyclictest31-21ksoftirqd/211:30:282
88501299101100,1cyclictest2579219-21snmpd11:17:552
8850079910199,2cyclictest2579219-21snmpd11:52:171
8850079910198,3cyclictest2579219-21snmpd11:16:151
885007991010,101cyclictest0-21swapper/110:11:431
885007991010,100cyclictest0-21swapper/111:06:371
885007991010,0cyclictest0-21swapper/112:22:481
8850029910199,2cyclictest2579219-21snmpd10:13:530
88500299101100,1cyclictest2579219-21snmpd08:28:270
885002991010,101cyclictest0-21swapper/008:00:170
885002991010,0cyclictest0-21swapper/011:21:420
885039991000,99cyclictest0-21swapper/710:19:257
885039991000,99cyclictest0-21swapper/708:07:237
885039991000,100cyclictest0-21swapper/712:07:537
8850339910099,1cyclictest2579219-21snmpd10:48:266
8850339910099,1cyclictest2579219-21snmpd08:24:016
8850339910099,1cyclictest2579219-21snmpd07:46:296
885033991000,99cyclictest0-21swapper/612:08:086
885033991000,99cyclictest0-21swapper/611:35:436
885033991000,99cyclictest0-21swapper/611:08:576
885033991000,99cyclictest0-21swapper/610:52:306
885033991000,99cyclictest0-21swapper/610:24:406
8850259910099,1cyclictest2579219-21snmpd10:06:165
8850259910098,2cyclictest947804-21cat09:10:135
885025991000,100cyclictest0-21swapper/510:30:305
8850229910099,1cyclictest2579219-21snmpd12:03:204
8850229910099,1cyclictest2579219-21snmpd10:11:284
8850229910099,1cyclictest2579219-21snmpd10:06:464
8850229910099,1cyclictest2579219-21snmpd10:01:474
8850229910099,1cyclictest2579219-21snmpd08:45:044
8850229910098,2cyclictest2579219-21snmpd12:11:484
8850229910098,1cyclictest2579219-21snmpd11:37:074
8850229910098,1cyclictest2579219-21snmpd09:06:084
885022991000,99cyclictest0-21swapper/411:04:124
885022991000,99cyclictest0-21swapper/410:47:544
885022991000,100cyclictest0-21swapper/411:23:204
8850179910099,1cyclictest2579219-21snmpd10:18:073
8850179910099,1cyclictest2579219-21snmpd09:11:593
8850179910099,1cyclictest2579219-21snmpd08:13:523
8850179910099,0cyclictest2579219-21snmpd08:41:263
8850179910099,0cyclictest2579219-21snmpd08:41:253
8850179910098,2cyclictest2579219-21snmpd12:24:273
8850129910099,1cyclictest2579219-21snmpd12:11:292
8850129910099,1cyclictest2579219-21snmpd12:06:032
8850129910099,1cyclictest2579219-21snmpd11:09:042
8850129910099,1cyclictest2579219-21snmpd09:28:152
88501299100100,0cyclictest281irq_work/210:07:102
885012991000,99cyclictest946468-21diskmemload12:21:382
885012991000,99cyclictest0-21swapper/212:32:072
885012991000,99cyclictest0-21swapper/211:40:012
885012991000,99cyclictest0-21swapper/210:57:332
885012991000,100cyclictest0-21swapper/212:15:292
885012991000,100cyclictest0-21swapper/209:16:172
885012991000,100cyclictest0-21swapper/208:58:262
8850079910099,1cyclictest2579219-21snmpd12:26:431
8850079910099,1cyclictest2579219-21snmpd12:06:091
8850079910099,1cyclictest2579219-21snmpd10:23:051
8850079910098,2cyclictest2579219-21snmpd10:19:321
8850079910098,1cyclictest2579219-21snmpd09:29:411
8850079910097,3cyclictest2579219-21snmpd10:41:421
885007991000,99cyclictest0-21swapper/110:06:101
8850029910099,1cyclictest2579219-21snmpd11:08:010
8850029910099,1cyclictest2579219-21snmpd10:16:440
8850029910099,1cyclictest2579219-21snmpd08:21:360
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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