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2026-01-30 - 05:28
[ 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 100 highest latencies:
System rackaslot5s.osadl.org (updated Fri Jan 30, 2026 00:43:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
811100,0rcu_preempt19-21ksoftirqd/121:50:031
811100,0rcu_preempt19-21ksoftirqd/121:12:151
811040,0rcu_preempt19-21ksoftirqd/122:52:451
811040,0rcu_preempt19-21ksoftirqd/122:43:121
811030,0rcu_preempt12607-21ssh23:17:211
811020,0rcu_preempt19-21ksoftirqd/122:25:251
811020,0rcu_preempt1782-21ssh22:01:091
811010,0rcu_preempt19-21ksoftirqd/123:02:191
811000,0rcu_preempt19-21ksoftirqd/120:05:561
811000,0rcu_preempt0-21swapper/123:32:081
811000,0rcu_preempt0-21swapper/100:25:291
81990,0rcu_preempt54-21kswapd021:49:341
81990,0rcu_preempt19-21ksoftirqd/123:12:591
81970,0rcu_preempt54-21kswapd021:41:451
81960,0rcu_preempt54-21kswapd023:35:591
81950,0rcu_preempt19-21ksoftirqd/100:13:081
81940,0rcu_preempt19-21ksoftirqd/123:57:151
81940,0rcu_preempt19-21ksoftirqd/121:19:431
81930,0rcu_preempt19-21ksoftirqd/121:58:371
81930,0rcu_preempt19-21ksoftirqd/100:23:171
81930,0rcu_preempt19-21ksoftirqd/100:23:171
81930,0rcu_preempt0-21swapper/123:27:021
81920,0rcu_preempt54-21kswapd022:49:051
81920,0rcu_preempt19-21ksoftirqd/121:26:111
81910,0rcu_preempt23889-21ping20:10:131
81910,0rcu_preempt23508-21ssh00:33:311
81910,0rcu_preempt19-21ksoftirqd/123:05:301
81890,0rcu_preempt19-21ksoftirqd/123:21:181
81890,0rcu_preempt19-21ksoftirqd/122:36:371
81890,0rcu_preempt19-21ksoftirqd/122:09:451
81890,0rcu_preempt19-21ksoftirqd/121:34:581
81890,0rcu_preempt19-21ksoftirqd/100:37:331
81880,0rcu_preempt0-21swapper/121:15:511
81870,0rcu_preempt19-21ksoftirqd/100:05:071
81860,0rcu_preempt54-21kswapd023:47:061
81860,0rcu_preempt19-21ksoftirqd/122:30:551
81860,0rcu_preempt19-21ksoftirqd/121:33:331
81840,0rcu_preempt19-21ksoftirqd/100:18:031
81800,0rcu_preempt851-21rngd20:19:411
81800,0rcu_preempt19-21ksoftirqd/122:07:261
81800,0rcu_preempt19-21ksoftirqd/120:28:071
81800,0rcu_preempt19-21ksoftirqd/119:21:481
81780,0rcu_preempt19-21ksoftirqd/120:29:531
81780,0rcu_preempt19-21ksoftirqd/119:25:061
81780,0rcu_preempt19-21ksoftirqd/119:19:421
81770,0rcu_preempt19-21ksoftirqd/120:00:121
81770,0rcu_preempt19-21ksoftirqd/119:39:431
81770,0rcu_preempt19-21ksoftirqd/119:35:021
81750,0rcu_preempt19-21ksoftirqd/123:50:051
81750,0rcu_preempt19-21ksoftirqd/119:59:271
81740,0rcu_preempt19-21ksoftirqd/122:22:581
81740,0rcu_preempt19-21ksoftirqd/120:20:571
81730,0rcu_preempt19-21ksoftirqd/123:39:421
81730,0rcu_preempt19-21ksoftirqd/122:18:141
81730,0rcu_preempt19-21ksoftirqd/119:45:071
81730,0rcu_preempt19-21ksoftirqd/119:30:191
81730,0rcu_preempt19-21ksoftirqd/119:30:191
81720,0rcu_preempt19-21ksoftirqd/121:06:101
81720,0rcu_preempt19-21ksoftirqd/120:41:051
81720,0rcu_preempt14636-21diskmemload22:58:391
81700,0rcu_preempt19-21ksoftirqd/100:01:031
81690,0rcu_preempt19-21ksoftirqd/121:00:081
81680,0rcu_preempt19-21ksoftirqd/120:49:541
81680,0rcu_preempt19-21ksoftirqd/119:10:041
10050680,0irq/346-48484004658-1kworker/0:1H22:44:030
10050680,0irq/346-484840027192-1kworker/0:3H23:34:300
81670,0rcu_preempt20835-21apt-get19:49:511
10050670,0irq/346-48484006621-1kworker/0:0H00:18:210
81660,0rcu_preempt3-21ksoftirqd/022:56:040
10050660,0irq/346-484840017197-1kworker/0:0H23:34:520
81650,0rcu_preempt19-21ksoftirqd/120:48:031
81640,0rcu_preempt3-21ksoftirqd/023:20:540
81640,0rcu_preempt3-21ksoftirqd/019:05:040
81640,0rcu_preempt27862-21ls23:00:040
81630,0rcu_preempt3544-21awk20:34:581
81620,0rcu_preempt20183-21cat23:25:010
81610,0rcu_preempt19-21ksoftirqd/120:58:251
10050610,0irq/346-484840011637-1kworker/0:3H00:29:520
81600,0rcu_preempt54-21kswapd000:19:490
81600,0rcu_preempt54-21kswapd000:19:490
81590,0rcu_preempt3-21ksoftirqd/021:21:010
81580,0rcu_preempt3-21ksoftirqd/023:45:000
10050580,0irq/346-48484001067-21lighttpd22:17:450
81550,0rcu_preempt3-21ksoftirqd/022:07:270
10050540,0irq/346-48484002199-1kworker/0:0H23:07:050
10050540,0irq/346-484840020207-21sort21:14:580
10050530,0irq/346-48484004659-1kworker/0:2H22:38:560
10050510,0irq/346-48484007192-1kworker/0:2H23:16:120
752799502,0cyclictest0-21swapper/019:59:420
81490,0rcu_preempt3-21ksoftirqd/022:29:520
10050490,0irq/346-4848400851-21rngd21:11:010
10050490,0irq/346-484840054-21kswapd020:19:530
10050490,0irq/346-484840029563-1kworker/0:0H21:59:560
10050490,0irq/346-484840027233-1kworker/0:1H00:05:070
10050490,0irq/346-4848400200762sleep022:52:220
10050490,0irq/346-484840014630-1kworker/0:2H22:48:530
10050480,0irq/346-484840014576-1kworker/0:2H21:43:200
10050480,0irq/346-48484000-21swapper/022:19:590
752799472,0cyclictest27882-21munin-node0
10050470,0irq/346-48484002560-21cpu21:29:540
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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