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2026-02-27 - 08:27
[ 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 Fri Feb 27, 2026 00:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
811000,0rcu_preempt3-21ksoftirqd/022:14:300
81750,0rcu_preempt5115-21ssh22:24:260
81730,0rcu_preempt3-21ksoftirqd/022:00:270
81730,0rcu_preempt3-21ksoftirqd/022:00:270
81730,0rcu_preempt21139-21apt-get19:09:260
81720,0rcu_preempt3-21ksoftirqd/022:04:330
81720,0rcu_preempt3-21ksoftirqd/020:49:330
81720,0rcu_preempt14913-21apt-get22:34:250
81710,0rcu_preempt3-21ksoftirqd/023:56:520
81710,0rcu_preempt3-21ksoftirqd/021:41:280
81710,0rcu_preempt3-21ksoftirqd/021:41:280
81710,0rcu_preempt19-21ksoftirqd/123:04:301
81700,0rcu_preempt3226-21apt-get00:34:260
81700,0rcu_preempt24148-21apt-get23:49:250
20994996918,0cyclictest0-21swapper/000:19:250
81680,0rcu_preempt3-21ksoftirqd/021:10:310
81680,0rcu_preempt21344-21meminfo21:34:370
81680,0rcu_preempt19-21ksoftirqd/122:34:261
2099499683,0cyclictest17374-21df23:09:300
2099499682,0cyclictest3019-21munin-node0
81670,0rcu_preempt3-21ksoftirqd/000:14:430
2099499672,0cyclictest26999-21ssh23:19:250
81660,0rcu_preempt3-21ksoftirqd/022:54:350
81650,0rcu_preempt54-21kswapd023:07:470
81650,0rcu_preempt3-21ksoftirqd/023:29:290
2099499658,0cyclictest0-21swapper/000:31:290
2099499654,0cyclictest24286-21ping19:39:470
2099499642,0cyclictest0-21swapper/022:24:030
10050640,0irq/346-484840054-21kswapd000:04:440
81630,0rcu_preempt3-21ksoftirqd/021:19:290
81630,0rcu_preempt19-21ksoftirqd/100:04:411
81630,0rcu_preempt15725-21apt-get21:29:250
2099499633,0cyclictest32400-1kworker/0:2H22:52:420
2099499632,0cyclictest19887-21apt-get22:39:260
2099499632,0cyclictest0-21swapper/022:44:340
81620,0rcu_preempt3-21ksoftirqd/000:13:120
81620,0rcu_preempt24970-21apt-get20:59:260
81620,0rcu_preempt10113-21apt-get20:14:250
2099499628,0cyclictest1614-21apt-get23:59:260
2099499623,0cyclictest22965-21ps23:14:430
2099499622,0cyclictest0-21swapper/023:47:230
2099499622,0cyclictest0-21swapper/022:09:290
2099499621,0cyclictest24286-21ping19:19:160
81610,0rcu_preempt2067-21df_abs19:49:260
81610,0rcu_preempt19-21ksoftirqd/121:24:391
81610,0rcu_preempt19-21ksoftirqd/120:24:151
81610,0rcu_preempt19-21ksoftirqd/120:04:441
81610,0rcu_preempt19-21ksoftirqd/119:49:391
2099499613,0cyclictest0-21swapper/021:54:270
2099499612,0cyclictest11417-21ssh23:35:490
2099499612,0cyclictest0-21swapper/021:28:500
2099499612,0cyclictest0-21swapper/021:14:260
2099499611,0cyclictest3713-21df_abs19:54:290
2099499611,0cyclictest30514-21idleruntime-cro00:29:140
10050610,0irq/346-484840054-21kswapd023:59:121
10050610,0irq/346-48484001994-1kworker/1:2H22:24:281
81600,0rcu_preempt15010-21ssh23:39:370
2099499603,0cyclictest0-21swapper/023:00:350
20994996012,0cyclictest0-21swapper/022:29:260
2099499601,0cyclictest28102-21diskmemload23:24:420
10050600,0irq/346-484840028384-1kworker/1:2H00:29:591
10050600,0irq/346-484840011836-1kworker/1:2H22:30:541
10050600,0irq/346-484840011319-1kworker/1:1H23:36:011
81590,0rcu_preempt3-21ksoftirqd/020:54:370
81590,0rcu_preempt19887-21apt-get22:39:251
81590,0rcu_preempt19-21ksoftirqd/119:37:221
2099499596,0cyclictest6753-21cat20:04:160
2099499596,0cyclictest31319-21ntp_states21:44:410
10050590,0irq/346-48484007560-1kworker/1:3H21:20:221
10050590,0irq/346-484840027815-1kworker/1:2H21:15:531
10050590,0irq/346-484840027458-1kworker/1:2H22:48:351
81580,0rcu_preempt12142-21ntpq00:09:391
2099499586,0cyclictest19566-1kworker/0:3H20:44:140
10050580,0irq/346-48484006359-1kworker/1:0H23:39:441
10050580,0irq/346-484840054-21kswapd022:58:431
10050580,0irq/346-484840010462-1kworker/1:3H22:01:111
10050580,0irq/346-484840010462-1kworker/1:3H22:01:111
2099499571,0cyclictest24286-21ping19:39:150
2099499571,0cyclictest0-21swapper/020:37:440
2099499571,0cyclictest0-21swapper/020:37:440
10050570,0irq/346-484840054-21kswapd023:01:051
10050570,0irq/346-484840024530-1kworker/1:3H22:12:521
81560,0rcu_preempt20012-21apt-get20:44:270
81560,0rcu_preempt19-21ksoftirqd/119:31:211
2099499566,0cyclictest0-21swapper/019:24:460
2099499562,0cyclictest0-21swapper/019:29:350
10050560,0irq/346-484840054-21kswapd023:17:111
10050560,0irq/346-484840054-21kswapd023:10:541
10050560,0irq/346-484840028384-1kworker/1:2H00:26:391
10050560,0irq/346-48484001994-1kworker/1:2H22:21:231
2099499552,0cyclictest0-21swapper/020:19:420
2099499552,0cyclictest0-21swapper/019:44:280
10050550,0irq/346-484840054-21kswapd021:10:021
10050550,0irq/346-484840023134-1kworker/1:0H21:44:591
81540,0rcu_preempt19-21ksoftirqd/119:39:461
2099499542,0cyclictest0-21swapper/020:24:380
10050540,0irq/346-484840054-21kswapd000:35:141
10050540,0irq/346-484840029471-1kworker/1:1H22:18:091
81530,0rcu_preempt3-21ksoftirqd/020:29:430
2099499532,0cyclictest24286-21ping19:19:270
10050530,0irq/346-48484005527-1kworker/1:0H21:55:261
10050530,0irq/346-48484005527-1kworker/1:0H21:54:131
10050530,0irq/346-484840028784-21ssh23:20:271
10050530,0irq/346-484840026145-1kworker/1:2H23:50:551
10050530,0irq/346-484840023107-1kworker/1:1H00:24:031
81520,0rcu_preempt3-21ksoftirqd/021:04:350
81520,0rcu_preempt3-21ksoftirqd/020:09:390
10050520,0irq/346-484840015437-1kworker/1:1H22:06:401
2099499512,0cyclictest0-21swapper/020:04:330
10050510,0irq/346-484840022830-21ssh21:35:581
10050500,0irq/346-484840054-21kswapd023:31:171
10050500,0irq/346-484840054-21kswapd022:50:171
10050500,0irq/346-484840023134-1kworker/1:0H21:39:231
10050500,0irq/346-484840023134-1kworker/1:0H21:39:231
10050490,0irq/346-4848400851-21rngd21:33:461
10050490,0irq/346-484840054-21kswapd023:46:241
2099499482,0cyclictest0-21swapper/019:09:150
10050470,0irq/346-48484003598-21ssh00:00:421
81450,0rcu_preempt19-21ksoftirqd/119:24:451
10050450,0irq/346-484840013372-1kworker/1:1H00:15:441
81440,0rcu_preempt19-21ksoftirqd/120:24:381
10050440,0irq/346-48484001482-1kworker/1:1H23:26:351
81430,0rcu_preempt19-21ksoftirqd/120:54:151
81430,0rcu_preempt19-21ksoftirqd/120:09:291
81420,0rcu_preempt19-21ksoftirqd/120:14:451
81410,0rcu_preempt19-21ksoftirqd/119:59:161
81410,0rcu_preempt19-21ksoftirqd/119:19:521
81390,0rcu_preempt19-21ksoftirqd/121:04:381
81390,0rcu_preempt19-21ksoftirqd/120:44:351
81390,0rcu_preempt19-21ksoftirqd/120:29:361
81380,0rcu_preempt19-21ksoftirqd/119:54:321
81380,0rcu_preempt19-21ksoftirqd/119:44:451
81380,0rcu_preempt19-21ksoftirqd/119:14:181
81380,0rcu_preempt19-21ksoftirqd/119:09:411
81370,0rcu_preempt19-21ksoftirqd/120:39:301
81370,0rcu_preempt19-21ksoftirqd/120:36:031
81370,0rcu_preempt19-21ksoftirqd/120:36:031
81370,0rcu_preempt19-21ksoftirqd/119:08:081
81360,0rcu_preempt19-21ksoftirqd/121:04:151
81360,0rcu_preempt19-21ksoftirqd/120:59:151
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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