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2026-01-25 - 22:26
[ 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 #4, slot #1

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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 376 highest latencies:
System rack4slot1s.osadl.org (updated Sun Jan 25, 2026 12:44:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
594821250,1sleep20-21swapper/212:05:512
1000121150,2sleep010006-21timerwakeupswit09:21:030
1000121150,2sleep010006-21timerwakeupswit09:21:030
1323421130,2sleep30-21swapper/308:05:533
1889121090,3sleep118894-21latency_hist12:40:521
1889121090,3sleep118894-21latency_hist12:40:521
698321040,3sleep10-21swapper/112:06:031
698321040,3sleep10-21swapper/112:06:031
2638321010,2sleep20-21swapper/211:31:062
2638321010,2sleep20-21swapper/211:31:062
158422800,2chrt15841-21ntpq08:11:011
158422800,2chrt15841-21ntpq08:11:011
134962790,3chrt13497-21fschecks_count12:25:550
134962790,3chrt13497-21fschecks_count12:25:550
34692750,3sleep13471-21sh10:31:031
34692750,3sleep13471-21sh10:31:031
207742550,3chrt0-21swapper/108:25:531
207742550,3chrt0-21swapper/108:25:531
202682500,2sleep120269-21ntpq11:16:021
202682500,2sleep120269-21ntpq11:16:021
313162460,6sleep1281ktimers/108:51:051
313162460,6sleep1281ktimers/108:51:051
286282460,3sleep0171ktimers/007:20:430
299362440,1sleep128784-21/usr/sbin/munin07:21:051
299362440,1sleep128784-21/usr/sbin/munin07:21:051
254172440,3chrt0-21swapper/108:36:021
254172440,3chrt0-21swapper/108:36:021
195162410,3sleep10-21swapper/109:46:051
195162410,3sleep10-21swapper/109:46:051
56132360,4sleep20-21swapper/209:10:562
56132360,4sleep20-21swapper/209:10:562
25622993629,5cyclictest3994-21netstat09:05:581
25622993629,5cyclictest3994-21netstat09:05:581
305082350,3sleep10-21swapper/110:16:041
305082350,3sleep10-21swapper/110:16:041
305082350,3sleep10-21swapper/110:16:041
25622993528,5cyclictest17405-21threads09:41:051
25622993528,5cyclictest17405-21threads09:41:051
25621993527,6cyclictest25615-21cyclictest07:31:040
6262340,2sleep10-21swapper/110:25:441
6262340,2sleep10-21swapper/110:25:441
25622993429,4cyclictest572-21cups-browsed12:11:031
25622993429,4cyclictest572-21cups-browsed12:11:031
25622993428,4cyclictest572-21cups-browsed09:21:021
25622993428,4cyclictest572-21cups-browsed09:21:021
25621993428,4cyclictest30028-21unixbench-2d11:41:040
25621993422,10cyclictest142-21systemd-journal08:55:420
25621993422,10cyclictest142-21systemd-journal08:55:420
221082340,2sleep022118-21ntpq11:21:000
221082340,2sleep022118-21ntpq11:21:000
203702340,2sleep20-21swapper/211:16:032
203702340,2sleep20-21swapper/211:16:032
25622993327,4cyclictest25615-21cyclictest10:41:031
25622993327,4cyclictest25615-21cyclictest10:41:031
25622993326,5cyclictest6238-21latency_hist10:40:421
25622993326,5cyclictest6238-21latency_hist10:40:421
25621993328,3cyclictest14870-21cron08:10:420
25621993323,8cyclictest3070-21latency_hist09:05:420
25621993323,8cyclictest3070-21latency_hist09:05:420
25622993226,3cyclictest90-1pr/ttyS009:29:371
25622993225,5cyclictest6897-21latency_hist09:15:461
25622993225,5cyclictest6897-21latency_hist09:15:461
25622993225,5cyclictest12845-21cut09:30:551
25622993225,5cyclictest12845-21cut09:30:551
25622993224,6cyclictest550-21cron11:20:541
25622993224,6cyclictest550-21cron11:20:541
25622993224,6cyclictest2446-21sshd10:30:131
25622993224,6cyclictest2446-21sshd10:30:131
25622993125,4cyclictest20461-21gltestperf09:50:551
25622993125,4cyclictest20461-21gltestperf09:50:551
25622993124,5cyclictest26240-21kernelversion10:05:571
25622993124,5cyclictest26240-21kernelversion10:05:571
25622993124,5cyclictest25615-21cyclictest08:21:041
25622993124,5cyclictest25615-21cyclictest08:21:041
25622993124,5cyclictest17162-21fschecks_time08:15:531
25622993124,5cyclictest17162-21fschecks_time08:15:531
25621993126,3cyclictest0-21swapper/010:00:420
25621993126,3cyclictest0-21swapper/010:00:420
25621993125,4cyclictest16877-21latency_hist08:15:480
25621993125,4cyclictest16877-21latency_hist08:15:480
25621993120,9cyclictest9649-21cut07:55:540
25621993120,9cyclictest9649-21cut07:55:540
25621993120,9cyclictest9649-21cut07:55:540
25622993025,3cyclictest90-1pr/ttyS010:47:151
25622993025,3cyclictest90-1pr/ttyS010:47:151
25622993024,3cyclictest26889-21sort08:40:581
25622993023,5cyclictest19158-21sshd11:14:061
25622993023,5cyclictest19158-21sshd11:14:061
25622993023,5cyclictest14788-21cut09:35:541
25622993023,5cyclictest14788-21cut09:35:541
25622993023,5cyclictest14788-21cut09:35:541
25622993022,5cyclictest13246-21latency_hist12:25:491
25621993025,3cyclictest7439-21basename07:50:430
25621993025,3cyclictest7439-21basename07:50:430
25621993024,5cyclictest20190-21needreboot11:16:000
25621993024,5cyclictest20190-21needreboot11:16:000
25621993022,6cyclictest16172-21latency_hist09:40:420
25621993022,6cyclictest16172-21latency_hist09:40:420
25621993022,6cyclictest16172-21latency_hist09:40:420
25621993020,7cyclictest32098-21fschecks_count08:55:570
25621993020,7cyclictest32098-21fschecks_count08:55:570
2562299299,9cyclictest181rcu_preempt09:04:421
2562299299,9cyclictest181rcu_preempt09:04:421
2562299298,19cyclictest281ktimers/107:28:401
2562299298,19cyclictest281ktimers/107:28:401
25622992925,3cyclictest383-21gltestperf07:30:561
25622992924,3cyclictest90-1pr/ttyS011:07:461
25622992923,4cyclictest572-21cups-browsed11:41:031
25622992923,4cyclictest2457-21gltestperf11:55:571
25622992923,4cyclictest2457-21gltestperf11:55:571
25621992923,5cyclictest11684-21fschecks_time12:20:560
25621992923,4cyclictest26283-21unixbench-2d11:31:060
25621992923,4cyclictest26283-21unixbench-2d11:31:060
25621992922,6cyclictest6186-21timerandwakeup09:11:040
25621992922,6cyclictest6186-21timerandwakeup09:11:040
25621992922,5cyclictest22349-21cron08:30:420
25621992922,5cyclictest22349-21cron08:30:420
25622992823,3cyclictest90-1pr/ttyS007:50:411
25622992823,3cyclictest90-1pr/ttyS007:50:411
25622992822,4cyclictest4732-21ntp_states12:00:591
25622992822,4cyclictest4732-21ntp_states12:00:591
25622992821,5cyclictest572-21cups-browsed07:56:021
25622992821,5cyclictest572-21cups-browsed07:56:021
25622992821,5cyclictest572-21cups-browsed07:56:021
2562199286,14cyclictest3386-21kworker/0:2+events_power_efficient12:05:510
25621992824,3cyclictest16743-21gltestperf09:40:560
25621992824,3cyclictest16743-21gltestperf09:40:560
25621992823,4cyclictest14215-21gltestperf11:00:560
25621992823,4cyclictest14215-21gltestperf11:00:560
25621992822,4cyclictest32094-21ntp_offset10:20:590
25621992822,4cyclictest32094-21ntp_offset10:20:590
25621992822,4cyclictest24984-21timerwakeupswit10:01:060
25621992822,4cyclictest24984-21timerwakeupswit10:01:060
25621992822,4cyclictest0-21swapper/009:30:420
25621992821,5cyclictest12672-21missed_timers10:55:580
25621992821,5cyclictest12672-21missed_timers10:55:580
25621992821,5cyclictest12672-21missed_timers10:55:580
25621992813,12cyclictest0-21swapper/010:25:520
25621992813,12cyclictest0-21swapper/010:25:520
25622992722,3cyclictest90-1pr/ttyS011:31:471
25622992722,3cyclictest90-1pr/ttyS011:31:471
25622992722,3cyclictest90-1pr/ttyS007:45:401
25622992722,3cyclictest90-1pr/ttyS007:45:401
25622992721,4cyclictest27289-21idleruntime07:15:541
25622992720,5cyclictest8859-21latency_hist09:20:501
25622992720,5cyclictest8859-21latency_hist09:20:501
25622992720,5cyclictest23714-21latency_hist10:00:461
25622992720,5cyclictest23714-21latency_hist10:00:461
25622992720,5cyclictest1125-21sshd09:00:061
25622992720,5cyclictest1125-21sshd09:00:061
25622992719,6cyclictest8288-21head07:50:591
25622992719,6cyclictest8288-21head07:50:591
25622992719,6cyclictest23945-21needreboot11:26:001
25622992719,6cyclictest23945-21needreboot11:26:001
25622992719,6cyclictest23945-21needreboot11:26:001
25621992722,4cyclictest25615-21cyclictest09:10:420
25621992722,4cyclictest25615-21cyclictest09:10:420
25621992722,3cyclictest0-21swapper/012:40:420
25621992722,3cyclictest0-21swapper/012:40:420
25621992722,3cyclictest0-21swapper/011:50:550
25621992722,3cyclictest0-21swapper/011:50:550
25621992721,4cyclictest31643-21gltestperf10:20:540
25621992721,4cyclictest28666-21latency_hist11:40:420
25621992721,4cyclictest28666-21latency_hist11:40:420
25621992721,4cyclictest24910-21cron11:30:420
25621992721,4cyclictest24910-21cron11:30:420
25621992721,4cyclictest24910-21cron11:30:420
25621992721,4cyclictest20455-21head09:50:550
25621992721,4cyclictest20455-21head09:50:550
25621992720,5cyclictest9348-21cron12:15:420
25621992720,5cyclictest9348-21cron12:15:420
25621992720,5cyclictest29088-21gltestperf07:20:550
25621992720,5cyclictest29088-21gltestperf07:20:550
25621992720,5cyclictest27607-21sshd08:41:060
25621992719,6cyclictest16240-21timerandwakeup12:31:050
25621992719,6cyclictest16240-21timerandwakeup12:31:050
25621992718,7cyclictest12925-21cut09:30:560
25621992718,7cyclictest12925-21cut09:30:560
25621992715,10cyclictest10061-21latency_hist10:50:470
25621992715,10cyclictest10061-21latency_hist10:50:470
25622992623,2cyclictest90-1pr/ttyS010:54:451
25622992623,2cyclictest90-1pr/ttyS010:54:451
25622992620,5cyclictest27520-21kernelversion11:35:571
25622992620,5cyclictest27520-21kernelversion11:35:571
25622992619,5cyclictest11900-21latency08:01:001
25622992619,5cyclictest11900-21latency08:01:001
25621992620,3cyclictest0-21swapper/011:46:020
25621992619,4cyclictest0-21swapper/007:25:530
25621992619,4cyclictest0-21swapper/007:25:530
25622992520,3cyclictest90-1pr/ttyS011:05:461
25622992520,3cyclictest90-1pr/ttyS011:05:461
25622992519,5cyclictest27900-21head10:10:541
25622992519,5cyclictest27900-21head10:10:541
25622992519,4cyclictest31241-21kernelversion11:45:561
25622992518,5cyclictest17025-21latency_hist12:35:511
25622992518,5cyclictest17025-21latency_hist12:35:511
25622992515,8cyclictest142-21systemd-journal08:50:441
25622992512,4cyclictest181rcu_preempt10:03:421
25622992512,4cyclictest181rcu_preempt10:03:421
25621992521,2cyclictest0-21swapper/012:20:420
25621992521,2cyclictest0-21swapper/012:20:420
25621992520,3cyclictest0-21swapper/012:00:420
25621992520,3cyclictest0-21swapper/012:00:420
25621992520,3cyclictest0-21swapper/008:45:550
25621992519,4cyclictest6137-21gltestperf12:05:530
25621992519,4cyclictest6137-21gltestperf12:05:530
25621992519,4cyclictest25615-21cyclictest10:06:030
25621992519,4cyclictest25615-21cyclictest10:06:030
25621992519,4cyclictest0-21swapper/010:41:040
25621992519,4cyclictest0-21swapper/010:41:040
25621992518,4cyclictest0-21swapper/008:15:530
25621992518,4cyclictest0-21swapper/008:15:530
25622992420,2cyclictest0-21swapper/112:26:011
25622992420,2cyclictest0-21swapper/112:26:011
25622992420,2cyclictest0-21swapper/111:50:541
25622992420,2cyclictest0-21swapper/111:50:541
25622992418,4cyclictest0-21swapper/108:31:051
25622992418,4cyclictest0-21swapper/108:31:051
25622992418,4cyclictest0-21swapper/107:35:551
25622992418,4cyclictest0-21swapper/107:35:551
25622992417,5cyclictest15070-21latency_hist08:10:501
25622992417,5cyclictest13552-21sshd10:59:061
25622992417,5cyclictest13552-21sshd10:59:061
25622992417,5cyclictest13552-21sshd10:59:061
2562199247,10cyclictest0-21swapper/011:10:540
2562199247,10cyclictest0-21swapper/011:10:540
25621992419,4cyclictest29794-21gltestperf10:15:550
25621992419,4cyclictest29794-21gltestperf10:15:550
25621992419,3cyclictest0-21swapper/011:06:010
25621992419,3cyclictest0-21swapper/007:40:550
25621992419,3cyclictest0-21swapper/007:40:550
25621992418,5cyclictest2967-21fschecks_time10:30:560
25621992418,5cyclictest2967-21fschecks_time10:30:560
25621992418,4cyclictest8202-21unixbench_multi09:16:050
25621992418,4cyclictest8202-21unixbench_multi09:16:050
25621992418,4cyclictest2356-21gltestperf07:35:550
25621992418,4cyclictest2356-21gltestperf07:35:550
25621992418,4cyclictest0-21swapper/007:50:540
25621992418,4cyclictest0-21swapper/007:50:540
25621992416,6cyclictest19201-21gltestperf08:20:550
25621992416,6cyclictest19201-21gltestperf08:20:550
25621992416,5cyclictest0-21swapper/010:10:540
25621992416,5cyclictest0-21swapper/010:10:540
25621992415,6cyclictest26130-21idleruntime-cro08:40:420
25621992415,6cyclictest26130-21idleruntime-cro08:40:420
198582240,2sleep20-21swapper/208:21:032
198582240,2sleep20-21swapper/208:21:032
25622992318,4cyclictest10235-21needreboot12:15:571
25622992318,4cyclictest10235-21needreboot12:15:571
25621992317,4cyclictest0-21swapper/010:51:040
25621992317,4cyclictest0-21swapper/010:51:040
25621992317,3cyclictest0-21swapper/010:40:420
25621992317,3cyclictest0-21swapper/010:40:420
25621992312,8cyclictest5766-21latency_hist12:05:480
25621992217,3cyclictest12879-21sshd08:04:060
25621992217,3cyclictest12879-21sshd08:04:060
25621992216,4cyclictest0-21swapper/008:35:430
25621992216,4cyclictest0-21swapper/008:35:430
25621992215,4cyclictest0-21swapper/009:46:030
25621992215,4cyclictest0-21swapper/009:46:030
25623992015,3cyclictest22002sleep209:01:042
25623992015,3cyclictest22002sleep209:01:042
2562699191,12cyclictest32108-21taskset10:21:003
2562699191,12cyclictest32108-21taskset10:21:003
2562699181,12cyclictest28999-21chrt07:20:543
2562699181,12cyclictest28999-21chrt07:20:543
25623991813,3cyclictest208362sleep209:51:002
25623991813,3cyclictest208362sleep209:51:002
25623991813,3cyclictest158602sleep212:31:002
25623991813,3cyclictest158602sleep212:31:002
25623991811,4cyclictest150812chrt08:10:502
2562699173,8cyclictest0-21swapper/310:36:063
2562699173,8cyclictest0-21swapper/310:36:063
2562699171,12cyclictest4370-21taskset12:00:543
2562699171,12cyclictest23115-21chrt08:30:573
2562699171,12cyclictest23115-21chrt08:30:573
2562699171,12cyclictest11200-21chrt09:25:573
2562699171,11cyclictest28750-21chrt07:20:503
2562699171,11cyclictest13289-21chrt12:25:503
25626991710,4cyclictest0-21swapper/308:55:423
25626991710,4cyclictest0-21swapper/308:55:423
2562399172,11cyclictest16574-21taskset09:40:552
2562399172,11cyclictest16574-21taskset09:40:552
2562399171,12cyclictest5912-21taskset07:45:542
2562399171,12cyclictest5912-21taskset07:45:542
2562399171,11cyclictest23635-21chrt11:25:552
2562399171,11cyclictest23635-21chrt11:25:552
2562399171,11cyclictest23635-21chrt11:25:552
2562699163,9cyclictest0-21swapper/312:16:063
2562699163,9cyclictest0-21swapper/312:16:063
2562699163,9cyclictest0-21swapper/309:48:063
2562699163,9cyclictest0-21swapper/309:48:063
2562699163,9cyclictest0-21swapper/309:12:063
2562699163,9cyclictest0-21swapper/309:12:063
2562699163,9cyclictest0-21swapper/307:57:063
2562699163,9cyclictest0-21swapper/307:57:063
2562699163,9cyclictest0-21swapper/307:57:063
2562699161,9cyclictest0-21swapper/312:35:533
2562699161,9cyclictest0-21swapper/312:35:533
25626991611,3cyclictest257312sleep311:30:593
25626991611,3cyclictest257312sleep311:30:593
2562699161,12cyclictest30638-21chrt11:45:463
2562699161,12cyclictest2767-21chrt11:55:593
2562699161,12cyclictest11621-21chrt08:00:583
2562699161,12cyclictest11621-21chrt08:00:583
2562699161,10cyclictest16019-21chrt08:11:033
2562699161,10cyclictest16019-21chrt08:11:033
2562699161,10cyclictest0-21swapper/312:06:023
2562699161,10cyclictest0-21swapper/312:06:023
2562399161,12cyclictest7201-21chrt10:41:012
2562399161,12cyclictest7201-21chrt10:41:012
2562399161,11cyclictest32032-21chrt08:55:572
2562399161,11cyclictest32032-21chrt08:55:572
2562399161,11cyclictest27885-21chrt10:10:542
2562399161,11cyclictest27885-21chrt10:10:542
2562399161,11cyclictest12597-21chrt09:30:502
2562399161,11cyclictest0-21swapper/210:05:582
2562399161,11cyclictest0-21swapper/210:05:582
2562399161,11cyclictest0-21swapper/207:20:552
2562399161,11cyclictest0-21swapper/207:20:552
2562699153,8cyclictest0-21swapper/308:36:063
2562699153,8cyclictest0-21swapper/308:36:063
2562699152,9cyclictest0-21swapper/310:57:063
2562699152,9cyclictest0-21swapper/310:57:063
2562699152,9cyclictest0-21swapper/310:57:063
2562699151,11cyclictest32342-21chrt07:30:433
2562699151,11cyclictest32342-21chrt07:30:433
2562699151,11cyclictest26929-21chrt08:40:583
2562699151,11cyclictest25031-21taskset10:01:063
2562699151,11cyclictest25031-21taskset10:01:063
2562699151,11cyclictest11199-21taskset10:51:033
2562699151,11cyclictest11199-21taskset10:51:033
2562699151,11cyclictest0-21swapper/310:05:573
2562699151,11cyclictest0-21swapper/310:05:573
2562399153,8cyclictest0-21swapper/211:11:062
2562399153,8cyclictest0-21swapper/211:11:062
2562399152,9cyclictest0-21swapper/209:05:542
2562399152,9cyclictest0-21swapper/209:05:542
2562399151,9cyclictest17844-21chrt12:36:022
2562399151,9cyclictest17844-21chrt12:36:022
2562399151,9cyclictest14443-21chrt09:35:492
2562399151,9cyclictest14443-21chrt09:35:492
2562399151,8cyclictest0-21swapper/209:15:532
2562399151,8cyclictest0-21swapper/209:15:532
2562399151,11cyclictest6598-21chrt12:05:592
2562399151,11cyclictest6598-21chrt12:05:592
2562399151,11cyclictest28009-21chrt07:16:032
2562399151,10cyclictest0-21swapper/212:00:532
2562399151,10cyclictest0-21swapper/212:00:532
2562399151,10cyclictest0-21swapper/207:35:472
25623991510,3cyclictest35732chrt10:31:042
25623991510,3cyclictest35732chrt10:31:042
2562699149,3cyclictest8582chrt08:56:423
2562699149,3cyclictest8582chrt08:56:423
2562699149,3cyclictest55602chrt12:04:563
2562699149,3cyclictest55602chrt12:04:563
2562699149,3cyclictest43282chrt10:35:273
2562699149,3cyclictest43282chrt10:35:273
2562699149,3cyclictest30272chrt09:05:103
2562699149,3cyclictest30272chrt09:05:103
2562699149,3cyclictest228682sleep309:56:043
2562699149,3cyclictest228682sleep309:56:043
2562699148,3cyclictest0-21swapper/308:45:573
2562699141,9cyclictest7992-21chrt12:10:553
2562699141,9cyclictest7992-21chrt12:10:553
2562699141,9cyclictest18245-21taskset09:45:513
2562699141,9cyclictest0-21swapper/310:11:063
2562699141,9cyclictest0-21swapper/310:11:063
2562699141,9cyclictest0-21swapper/309:20:573
2562699141,9cyclictest0-21swapper/309:20:573
2562699141,9cyclictest0-21swapper/308:17:063
2562699141,9cyclictest0-21swapper/308:17:063
2562699141,7cyclictest0-21swapper/311:05:543
2562699141,11cyclictest0-21swapper/311:35:553
2562699141,11cyclictest0-21swapper/311:35:553
2562699141,11cyclictest0-21swapper/309:35:543
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