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2026-01-20 - 15:08
[ 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 all highest latencies:
System rackaslot5s.osadl.org (updated Tue Jan 20, 2026 12:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
81980,0rcu_preempt3-21ksoftirqd/011:54:410
81950,0rcu_preempt24277-1kworker/1:0H08:19:591
81940,0rcu_preempt3-21ksoftirqd/009:15:590
81910,0rcu_preempt19-21ksoftirqd/111:10:581
81880,0rcu_preempt3-21ksoftirqd/010:58:490
81840,0rcu_preempt9950irq/345-484840010:27:311
81820,0rcu_preempt19-21ksoftirqd/109:34:511
81820,0rcu_preempt19-21ksoftirqd/109:34:511
81810,0rcu_preempt19-21ksoftirqd/109:32:251
81810,0rcu_preempt19-21ksoftirqd/109:32:251
81780,0rcu_preempt3-21ksoftirqd/011:18:440
81780,0rcu_preempt19-21ksoftirqd/107:59:591
81770,0rcu_preempt19-21ksoftirqd/110:39:501
81740,0rcu_preempt3-21ksoftirqd/009:29:250
81730,0rcu_preempt3-21ksoftirqd/012:35:370
81720,0rcu_preempt3-21ksoftirqd/011:07:120
81720,0rcu_preempt19-21ksoftirqd/110:20:081
81710,0rcu_preempt5784-21ssh10:40:161
81710,0rcu_preempt28016-21apt-get08:15:000
81700,0rcu_preempt3-21ksoftirqd/011:32:430
81690,0rcu_preempt3-21ksoftirqd/011:58:070
81690,0rcu_preempt2261-21kworker/0:210:05:150
81670,0rcu_preempt4902-21users08:40:190
81660,0rcu_preempt19-21ksoftirqd/111:08:411
81650,0rcu_preempt19-21ksoftirqd/111:39:511
6477996524,0cyclictest23577-21ssh09:52:330
81640,0rcu_preempt3-21ksoftirqd/008:30:070
81640,0rcu_preempt22790-21df_abs10:25:060
81640,0rcu_preempt19-21ksoftirqd/110:19:511
81630,0rcu_preempt0-21swapper/108:25:091
6477996325,0cyclictest23259-21apt-get12:05:010
6477996320,0cyclictest18890-21if_eth112:00:110
81620,0rcu_preempt23695-1kworker/1:3H09:21:141
81620,0rcu_preempt19-21ksoftirqd/107:40:001
81620,0rcu_preempt13574-21diskmemload10:40:120
6477996220,0cyclictest13282-1kworker/0:1H09:09:500
6477996217,0cyclictest28422-21ssh12:10:050
6477996217,0cyclictest28422-21ssh12:10:050
6477996216,0cyclictest0-21swapper/011:23:360
192382620,0chrt10050irq/346-484840007:45:370
81610,0rcu_preempt19-21ksoftirqd/109:59:571
6477996124,0cyclictest23300-21dropbear08:00:060
6477996122,0cyclictest21133-1kworker/0:2H09:20:010
6477996118,0cyclictest18193-1kworker/0:1H09:59:580
6477996117,0cyclictest0-21swapper/011:39:470
6477996115,0cyclictest0-21swapper/010:53:470
81600,0rcu_preempt3-21ksoftirqd/008:55:010
81600,0rcu_preempt3-21ksoftirqd/008:55:010
81600,0rcu_preempt3-21ksoftirqd/007:50:090
81600,0rcu_preempt3-21ksoftirqd/007:15:090
81590,0rcu_preempt32460-21kworker/0:209:14:140
81590,0rcu_preempt3-21ksoftirqd/012:33:400
81590,0rcu_preempt3-21ksoftirqd/011:25:100
81590,0rcu_preempt3-21ksoftirqd/008:20:190
81590,0rcu_preempt19-21ksoftirqd/112:15:111
81590,0rcu_preempt19-21ksoftirqd/112:15:111
81590,0rcu_preempt19-21ksoftirqd/110:14:341
6477995924,0cyclictest24409-21apt-get11:00:020
6477995924,0cyclictest13293-21runrttasks09:41:500
6477995921,0cyclictest27357-21ssh10:29:550
6477995920,0cyclictest0-21swapper/009:30:080
6477995920,0cyclictest0-21swapper/009:30:080
6477995917,0cyclictest0-21swapper/010:46:570
81580,0rcu_preempt31882-21meminfo11:40:110
81580,0rcu_preempt19-21ksoftirqd/109:49:001
6477995823,0cyclictest26334-21awk09:55:130
6477995816,0cyclictest0-21swapper/010:39:300
81570,0rcu_preempt22094-1kworker/1:2H11:00:031
81570,0rcu_preempt19-21ksoftirqd/111:54:491
6477995722,0cyclictest0-21swapper/010:10:020
81560,0rcu_preempt19-21ksoftirqd/108:15:091
81560,0rcu_preempt19-21ksoftirqd/108:10:071
81560,0rcu_preempt15637-21ssh09:44:510
6477995623,0cyclictest2203-21runrttasks12:15:410
6477995623,0cyclictest2203-21runrttasks12:15:410
6477995621,0cyclictest8293-21runrttasks12:22:130
6477995619,0cyclictest0-21swapper/010:21:320
6477995617,0cyclictest0-21swapper/012:27:340
81550,0rcu_preempt19-21ksoftirqd/111:25:181
6477995522,0cyclictest13904-21munin-node0
6477995521,0cyclictest6032-21aten_rapower_cu09:35:020
6477995521,0cyclictest6032-21aten_rapower_cu09:35:020
6477995520,0cyclictest331-21idleruntime-cro08:29:490
81540,0rcu_preempt5681-21df_abs08:45:010
81540,0rcu_preempt3-21ksoftirqd/011:10:110
81540,0rcu_preempt3-21ksoftirqd/010:15:020
81540,0rcu_preempt3-21ksoftirqd/007:55:060
81540,0rcu_preempt19-21ksoftirqd/112:14:021
81540,0rcu_preempt19-21ksoftirqd/112:14:021
81530,0rcu_preempt3-21ksoftirqd/008:05:140
81530,0rcu_preempt19-21ksoftirqd/110:08:181
6477995321,0cyclictest9767-21ping07:39:580
6477995318,0cyclictest3813-21aten_rapower_vo11:45:030
81520,0rcu_preempt7323-21df_abs08:50:020
81520,0rcu_preempt3-21ksoftirqd/009:00:140
81520,0rcu_preempt22720-21ping08:10:070
81520,0rcu_preempt19-21ksoftirqd/111:59:521
81520,0rcu_preempt19-21ksoftirqd/111:47:081
81520,0rcu_preempt19-21ksoftirqd/111:39:391
81510,0rcu_preempt19-21ksoftirqd/112:31:391
81510,0rcu_preempt19-21ksoftirqd/112:28:011
81510,0rcu_preempt19-21ksoftirqd/112:05:421
81510,0rcu_preempt19-21ksoftirqd/110:45:011
81510,0rcu_preempt19-21ksoftirqd/108:59:501
81510,0rcu_preempt19-21ksoftirqd/108:59:501
647899511,0cyclictest20622-21sshd10:55:171
647899511,0cyclictest14631-21apt-get10:50:011
6477995118,0cyclictest9767-21ping07:29:170
81500,0rcu_preempt19-21ksoftirqd/107:45:171
6477995020,0cyclictest0-21swapper/008:35:050
81490,0rcu_preempt3-21ksoftirqd/007:10:070
81490,0rcu_preempt3-21ksoftirqd/007:10:070
81490,0rcu_preempt19-21ksoftirqd/112:23:051
647899493,0cyclictest0-21swapper/109:15:001
647899492,0cyclictest25549-21ssh09:54:591
647899492,0cyclictest13574-21diskmemload09:40:361
647899491,0cyclictest7860-21sed11:15:171
647899491,0cyclictest11604-21munin-node1
6477994914,0cyclictest0-21swapper/007:19:550
647899482,0cyclictest22140-21ntpdc11:30:121
647899481,0cyclictest13574-21diskmemload09:10:181
81470,0rcu_preempt19-21ksoftirqd/107:59:281
647899472,0cyclictest7139-21apt-get08:49:591
647899472,0cyclictest2193-21apt-get08:35:011
647899472,0cyclictest20326-21apt-get12:35:001
647899472,0cyclictest1067-21lighttpd11:55:321
647899471,0cyclictest22886-21ssh09:51:371
6477994723,0cyclictest9767-21ping07:35:000
647899462,0cyclictest496-21apt-get08:30:021
647899462,0cyclictest28569-21ssh09:25:001
647899461,0cyclictest13574-21diskmemload10:33:351
647899461,0cyclictest12085-21apt-get09:05:001
10050460,0irq/346-48484005916-21sed07:05:140
81450,0rcu_preempt19-21ksoftirqd/107:36:071
647899452,0cyclictest24737-21apt-get08:05:011
647899451,0cyclictest8263-21apt-get07:15:001
647899451,0cyclictest5491-21apt-get08:44:581
647899451,0cyclictest10445-21apt-get09:00:031
647899442,0cyclictest3859-21apt-get08:40:031
6478994419,0cyclictest11115-21seq07:21:401
647899441,0cyclictest19815-21aten_rapower_cu07:50:021
647899441,0cyclictest12047-21munin-node1
647899432,0cyclictest6620-21apt-get07:09:581
647899432,0cyclictest6620-21apt-get07:09:581
81420,0rcu_preempt19-21ksoftirqd/107:30:071
1699420,0migration/16026-21taskset07:05:181
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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