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2026-02-10 - 06:57
[ 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 #a, 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.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 792 highest latencies:
System rackaslot5s.osadl.org (updated Tue Feb 10, 2026 00:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
811090,0rcu_preempt19-21ksoftirqd/122:25:331
81980,0rcu_preempt19-21ksoftirqd/121:44:451
81870,0rcu_preempt19-21ksoftirqd/122:54:531
81830,0rcu_preempt19-21ksoftirqd/122:05:011
81820,0rcu_preempt9950irq/345-484840023:40:031
81800,0rcu_preempt3-21ksoftirqd/021:24:070
81760,0rcu_preempt19-21ksoftirqd/121:24:311
81730,0rcu_preempt19-21ksoftirqd/121:06:491
81720,0rcu_preempt3-21ksoftirqd/023:37:290
81720,0rcu_preempt19-21ksoftirqd/123:09:541
81700,0rcu_preempt19-21ksoftirqd/123:39:301
81700,0rcu_preempt19-21ksoftirqd/123:09:311
81700,0rcu_preempt19-21ksoftirqd/123:09:311
81670,0rcu_preempt54-21kswapd021:32:161
81670,0rcu_preempt19-21ksoftirqd/121:27:471
81670,0rcu_preempt18274-1kworker/1:2H23:29:541
81660,0rcu_preempt19-21ksoftirqd/123:04:311
81650,0rcu_preempt19-21ksoftirqd/121:55:411
81650,0rcu_preempt19-21ksoftirqd/121:55:411
81640,0rcu_preempt19-21ksoftirqd/100:37:301
81640,0rcu_preempt19-21ksoftirqd/100:00:071
81630,0rcu_preempt3-21ksoftirqd/022:54:130
81630,0rcu_preempt19-21ksoftirqd/123:51:261
81630,0rcu_preempt19-21ksoftirqd/122:49:501
81630,0rcu_preempt19-21ksoftirqd/100:29:491
81620,0rcu_preempt10290-1kworker/1:3H21:44:261
81610,0rcu_preempt3-21ksoftirqd/021:36:130
81610,0rcu_preempt19-21ksoftirqd/119:39:521
81600,0rcu_preempt19-21ksoftirqd/100:24:491
81600,0rcu_preempt19-21ksoftirqd/100:09:461
81590,0rcu_preempt3-21ksoftirqd/021:29:530
81590,0rcu_preempt19-21ksoftirqd/122:29:571
81590,0rcu_preempt19-21ksoftirqd/122:29:571
81590,0rcu_preempt19-21ksoftirqd/120:49:561
3479995915,0cyclictest1528950kworker/0:2H21:59:340
3479995913,0cyclictest19849-21sshd19:58:450
81580,0rcu_preempt19-21ksoftirqd/123:20:491
81580,0rcu_preempt19-21ksoftirqd/100:22:281
3479995822,0cyclictest23748-21ssh00:36:570
3479995820,0cyclictest5017-21ssh22:09:180
3479995813,0cyclictest1470-21runrttasks20:19:370
10050580,0irq/346-484840054-21kswapd022:14:450
3479995722,0cyclictest0-21swapper/020:59:440
3479995721,0cyclictest30501-21seq00:11:160
10050570,0irq/346-484840054-21kswapd022:54:570
81560,0rcu_preempt19-21ksoftirqd/122:19:491
3479995632,0cyclictest23040-21apt-get22:59:430
3479995621,0cyclictest20578-21ssh00:34:200
3479995620,0cyclictest21448-21runrttasks00:02:310
3479995618,0cyclictest17756-1kworker/0:3H21:17:060
3479995617,0cyclictest6773-21ping19:40:070
3479995617,0cyclictest3210-1kworker/0:3H23:12:090
3479995616,0cyclictest7868-21apt-get21:39:420
10050560,0irq/346-48484009032-21ssh23:49:550
81550,0rcu_preempt0-21swapper/120:59:371
3479995521,0cyclictest10806-21aten_rapower_vo23:19:460
3479995514,0cyclictest0-21swapper/022:25:300
3479995511,0cyclictest0-21swapper/022:12:150
81540,0rcu_preempt3-21ksoftirqd/000:19:580
3479995419,0cyclictest32419-21ssh22:35:570
3479995417,0cyclictest15945-1kworker/0:0H23:25:470
3479995414,0cyclictest0-21swapper/021:26:290
81530,0rcu_preempt19-21ksoftirqd/120:15:061
81530,0rcu_preempt15219-21kworker/0:100:15:120
3479995325,0cyclictest11647-1kworker/0:0H00:28:590
3479995322,0cyclictest12039-21ssh19:34:480
3479995321,0cyclictest5475-21ssh19:14:470
3479995320,0cyclictest17470-21ssh22:21:000
3479995314,0cyclictest0-21swapper/020:08:320
81520,0rcu_preempt3-21ksoftirqd/020:14:040
81520,0rcu_preempt29768-21ssh22:34:010
81520,0rcu_preempt29768-21ssh22:34:010
81520,0rcu_preempt19-21ksoftirqd/122:14:591
81520,0rcu_preempt19-21ksoftirqd/100:06:491
3479995221,0cyclictest6773-21ping19:19:440
3479995221,0cyclictest29105-21sh23:05:000
3479995221,0cyclictest29105-21sh23:05:000
3479995221,0cyclictest23596-21munin-node0
3479995221,0cyclictest1019-21sshd20:39:450
3479995219,0cyclictest6222-21runrttasks22:42:320
3479995218,0cyclictest10041-21ssh23:19:070
3479995218,0cyclictest0-21swapper/023:39:430
3479995217,0cyclictest0-21swapper/021:54:470
3479995217,0cyclictest0-21swapper/021:54:470
10050520,0irq/346-4848400851-21rngd23:48:460
10050520,0irq/346-48484005750-21diskstats22:09:491
9950510,0irq/345-48484005793-21cpu23:14:431
81510,0rcu_preempt3-21ksoftirqd/021:49:570
81510,0rcu_preempt3-21ksoftirqd/021:44:500
4350510,0irq/32-433000001043-21dropbear20:39:461
3479995122,0cyclictest8021-21munin-node0
3479995122,0cyclictest8021-21munin-node0
3479995120,0cyclictest10802-21ssh21:09:500
3479995120,0cyclictest10802-21ssh21:09:500
3479995119,0cyclictest0-21swapper/023:29:410
3479995116,0cyclictest19770-21ping20:19:320
81500,0rcu_preempt3-21ksoftirqd/020:34:520
81500,0rcu_preempt13970-21meminfo23:54:570
3479995020,0cyclictest28334-21apt-get20:24:440
10050500,0irq/346-484840027917-21awk21:59:451
10050500,0irq/346-484840026205-1kworker/1:1H20:19:451
81490,0rcu_preempt3-21ksoftirqd/019:04:500
81490,0rcu_preempt19-21ksoftirqd/123:54:541
81490,0rcu_preempt19-21ksoftirqd/121:14:521
81480,0rcu_preempt19-21ksoftirqd/119:09:481
3479994823,0cyclictest6773-21ping19:24:410
81470,0rcu_preempt19-21ksoftirqd/123:44:451
3479994721,0cyclictest6773-21ping19:44:450
3479994719,0cyclictest17012-21cat19:49:470
3479994718,0cyclictest20097-21apt-get19:59:410
3479994715,0cyclictest0-21swapper/019:13:440
3479994622,0cyclictest6773-21ping19:29:420
3479994619,0cyclictest6022-21taskset20:54:480
3479994618,0cyclictest0-21swapper/021:04:430
3479994615,0cyclictest0-21swapper/020:44:430
10050460,0irq/346-484840054-21kswapd023:24:541
10050460,0irq/346-484840054-21kswapd000:19:121
10050460,0irq/346-48484000-21swapper/120:59:311
9950450,0irq/345-48484000-21swapper/119:19:321
81450,0rcu_preempt19-21ksoftirqd/122:34:541
81450,0rcu_preempt19-21ksoftirqd/121:51:131
10050450,0irq/346-484840031224-21dropbear20:32:000
81440,0rcu_preempt19770-21ping20:04:561
81440,0rcu_preempt19-21ksoftirqd/119:54:571
81430,0rcu_preempt19770-21ping20:24:541
81420,0rcu_preempt3-21ksoftirqd/020:49:460
81420,0rcu_preempt20300-21df_inode19:59:481
81420,0rcu_preempt19-21ksoftirqd/119:04:561
81420,0rcu_preempt17836-21users19:49:581
10050420,0irq/346-4848400515-1kworker/1:1H22:39:411
81410,0rcu_preempt19-21ksoftirqd/119:19:371
10050410,0irq/346-48484006773-21ping19:30:001
10050410,0irq/346-48484006773-21ping19:25:051
10050410,0irq/346-48484000-21swapper/121:13:231
10050410,0irq/346-48484000-21swapper/121:13:231
81400,0rcu_preempt6773-21ping19:38:481
81400,0rcu_preempt19-21ksoftirqd/120:09:571
81400,0rcu_preempt19-21ksoftirqd/119:45:021
81400,0rcu_preempt0-21swapper/120:34:481
81390,0rcu_preempt3058-21sshd21:34:441
81390,0rcu_preempt19-21ksoftirqd/120:44:411
10050390,0irq/346-48484009382-21ssh22:45:081
10050390,0irq/346-48484009382-21ssh22:45:081
81370,0rcu_preempt30550-21meminfo20:29:511
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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