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2026-02-21 - 13:45
[ 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 #b, 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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  Phytec
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 rackbslot5s.osadl.org (updated Sat Feb 21, 2026 00:44:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
800995996356,5cyclictest909095-21kworker/u8:0+events_unbound00:30:030
801007994837,8cyclictest899420-21grep23:50:243
801004994624,13cyclictest909095-21kworker/u8:0+events_unbound00:26:392
801007994530,4cyclictest819997-21kworker/u8:0+events_unbound20:16:023
801007994424,5cyclictest889841-21kworker/u8:2+events_unbound23:33:403
801004994434,7cyclictest898537-21fschecks_count23:50:152
801000994437,4cyclictest880634-21munin-plugin-st22:59:591
801004994331,8cyclictest906721-21grep00:10:252
801004994331,8cyclictest906721-21grep00:10:252
800995994334,6cyclictest847942-21munin-plugin-st21:25:000
800995994334,6cyclictest847942-21munin-plugin-st21:24:590
800995994332,7cyclictest813950-21fschecks_time19:45:150
801007994235,5cyclictest882575-21kworker/u8:0+events_unbound23:21:343
801007994233,5cyclictest823969-21cron20:15:013
801004994234,5cyclictest832524-21munin-plugin-st20:40:012
801007994130,6cyclictest811790-21latency_hist19:40:013
801007994128,9cyclictest915937-21seq00:40:003
801004994131,6cyclictest0-21swapper/221:25:002
801004994131,6cyclictest0-21swapper/221:25:002
800995994130,6cyclictest0-21swapper/020:15:010
801007994034,4cyclictest819997-21kworker/u8:0+events_unbound20:21:043
801000994031,6cyclictest856847-21fschecks_count21:50:161
801000994030,6cyclictest0-21swapper/121:50:011
800995994030,6cyclictest0-21swapper/020:05:010
801007993930,7cyclictest905151-21kworker/u8:0+events_unbound00:13:253
801007993930,7cyclictest905151-21kworker/u8:0+events_unbound00:13:253
801007993929,6cyclictest913731-21unixbench_multi00:30:263
801004993932,4cyclictest866953-21munin-plugin-st22:20:002
800995993931,3cyclictest0-21swapper/023:20:010
801007993831,5cyclictest854660-21kworker/u8:0+events_unbound21:46:173
801007993826,7cyclictest849224-21grep21:25:253
801000993832,4cyclictest866953-21munin-plugin-st22:20:001
801000993831,4cyclictest846201-21cron21:20:001
800995993829,6cyclictest811325-21unixbench_multi19:35:240
801007993730,4cyclictest881903-21unixbench_multi23:00:233
801007993727,7cyclictest873800-21idleruntime-cro22:40:003
801007993727,6cyclictest0-21swapper/322:45:003
801007993726,5cyclictest0-21swapper/321:00:253
801007993725,8cyclictest902230-21fschecks_time00:00:163
801004993731,4cyclictest889420-21munin-plugin-st23:25:012
801004993731,4cyclictest808252-21kworker/u8:0+events_unbound19:32:412
800995993727,6cyclictest0-21swapper/022:00:260
801007993628,5cyclictest859433-21unixbench_multi21:55:253
801007993625,5cyclictest0-21swapper/300:18:253
801007993624,8cyclictest868193-21grep22:20:243
801007993624,8cyclictest835463-21grep20:45:263
801004993628,4cyclictest0-21swapper/219:25:242
801004993627,5cyclictest0-21swapper/223:05:002
801004993627,4cyclictest0-21swapper/222:05:152
801004993626,7cyclictest802148-21grep19:10:242
801004993618,6cyclictest871733-21kworker/u8:1+events_unbound22:32:402
801004993617,4cyclictest819997-21kworker/u8:0+events_unbound20:09:452
801000993628,5cyclictest0-21swapper/119:55:011
801000993627,6cyclictest864760-21grep22:10:251
801000993624,8cyclictest813503-21apt19:45:011
801000993614,11cyclictest880612-21kworker/u8:1+events_unbound23:14:361
801004993527,4cyclictest0-21swapper/221:15:252
801004993524,7cyclictest904747-21grep00:05:242
801004993524,7cyclictest818217-21grep19:55:262
801004993524,7cyclictest0-21swapper/221:30:252
801000993527,5cyclictest0-21swapper/123:40:001
800995993526,5cyclictest0-21swapper/023:59:590
801007993427,5cyclictest899635-21kworker/u8:2+events_unbound00:28:323
801007993427,4cyclictest863445-21latency_hist22:10:013
801007993425,5cyclictest846198-21cron21:20:003
801007993425,5cyclictest0-21swapper/321:10:153
801007993422,6cyclictest0-21swapper/321:20:263
801007993422,6cyclictest0-21swapper/321:20:253
801004993426,4cyclictest0-21swapper/221:50:252
801004993424,6cyclictest0-21swapper/221:40:252
801000993426,3cyclictest0-21swapper/120:30:271
801000993425,5cyclictest0-21swapper/120:25:011
801000993425,4cyclictest0-21swapper/120:15:011
800995993425,6cyclictest850030-21fschecks_count21:30:160
80100799334,9cyclictest40-21ksoftirqd/323:45:113
801007993326,5cyclictest832432-21kworker/u8:1+events_unbound20:56:093
801007993323,4cyclictest0-21swapper/320:40:013
80100499333,4cyclictest131rcu_preempt23:40:112
801004993322,7cyclictest856046-21grep21:45:252
801004993317,6cyclictest877081-21kworker/u8:1+events_unbound22:50:152
800995993324,4cyclictest0-21swapper/022:10:220
800995993323,6cyclictest0-21swapper/021:15:250
800995993322,8cyclictest121ktimers/019:15:120
800995993321,9cyclictest813160-21sshd19:40:560
801007993223,7cyclictest391ktimers/320:00:113
801007993223,6cyclictest904767-21unixbench_multi00:05:253
801007993223,4cyclictest0-21swapper/323:15:013
801007993222,5cyclictest0-21swapper/321:40:163
801007993221,7cyclictest883655-21grep23:05:243
801007993220,8cyclictest818154-21grep19:55:253
801007993219,9cyclictest1-21systemd19:50:583
801007993213,6cyclictest131rcu_preempt19:20:233
801004993223,6cyclictest0-21swapper/200:25:002
801004993222,7cyclictest311ktimers/223:30:122
801004993222,6cyclictest0-21swapper/221:55:252
801004993221,7cyclictest0-21swapper/219:15:162
801004993219,4cyclictest889841-21kworker/u8:2+events_unbound23:27:562
801004993217,5cyclictest870016-21kworker/u8:0+events_unbound22:27:482
801004993213,6cyclictest806500-21kworker/u8:1+events_unbound19:38:112
801000993225,4cyclictest0-21swapper/120:40:251
801000993224,5cyclictest881903-21unixbench_multi23:00:241
801000993224,5cyclictest0-21swapper/100:00:261
801000993224,4cyclictest0-21swapper/122:40:151
801000993223,6cyclictest0-21swapper/100:20:001
801000993222,6cyclictest0-21swapper/123:45:241
801000993222,6cyclictest0-21swapper/100:35:251
801000993220,8cyclictest904812-21grep00:05:251
800995993225,4cyclictest832111-21unixbench_singl20:35:240
80100799317,13cyclictest40-21ksoftirqd/322:00:263
801007993124,4cyclictest0-21swapper/322:25:253
801007993122,5cyclictest0-21swapper/300:24:593
801007993119,8cyclictest837170-21grep20:50:243
801007993119,8cyclictest0-21swapper/322:45:253
801007993119,8cyclictest0-21swapper/322:45:253
801007993119,8cyclictest0-21swapper/322:19:593
801007993110,13cyclictest131rcu_preempt20:30:013
80100799310,15cyclictest858175-21cron21:55:003
801004993124,3cyclictest0-21swapper/223:11:272
801004993123,4cyclictest0-21swapper/223:35:242
801004993122,6cyclictest851735-21cut21:35:162
801004993122,5cyclictest0-21swapper/222:20:152
801004993119,4cyclictest131rcu_preempt22:35:142
801004993118,8cyclictest0-21swapper/219:45:152
801000993122,7cyclictest878346-21timerandwakeup22:50:251
801000993122,4cyclictest0-21swapper/123:25:141
801000993121,6cyclictest0-21swapper/120:15:241
801000993121,6cyclictest0-21swapper/119:50:011
801000993119,7cyclictest0-21swapper/123:55:241
800995993125,3cyclictest0-21swapper/020:25:270
800995993123,5cyclictest0-21swapper/021:25:250
800995993121,6cyclictest0-21swapper/022:15:220
800995993121,6cyclictest0-21swapper/021:55:010
801007993016,6cyclictest131rcu_preempt23:55:213
801004993022,4cyclictest0-21swapper/221:09:592
801004993020,6cyclictest830385-21grep20:30:272
801004993020,6cyclictest0-21swapper/220:30:012
801004993012,5cyclictest878800-21kworker/u8:2+events_unbound22:56:472
801000993024,4cyclictest846050-21kworker/u8:3+events_unbound21:26:151
801000993023,4cyclictest0-21swapper/123:50:251
801000993022,4cyclictest0-21swapper/122:05:231
801000993022,4cyclictest0-21swapper/119:55:161
801000993021,6cyclictest887013-21unixbench_multi23:15:241
801000993021,5cyclictest0-21swapper/120:30:011
801000993020,6cyclictest0-21swapper/121:40:241
800995993026,2cyclictest806500-21kworker/u8:1+events_unbound19:24:410
800995993020,6cyclictest0-21swapper/022:40:240
800995993020,5cyclictest0-21swapper/022:30:000
800995993019,7cyclictest0-21swapper/000:15:230
80100799299,3cyclictest131rcu_preempt23:45:013
80100799299,3cyclictest131rcu_preempt19:30:223
80100799298,11cyclictest40-21ksoftirqd/322:50:163
80100799297,12cyclictest40-21ksoftirqd/319:10:163
80100799296,11cyclictest131rcu_preempt21:40:013
80100799294,8cyclictest40-21ksoftirqd/320:45:013
801007992921,6cyclictest840988-21kworker/u8:1+events_unbound21:06:143
801007992920,7cyclictest870016-21kworker/u8:0+events_unbound22:30:283
801004992918,8cyclictest311ktimers/220:50:102
801004992918,6cyclictest0-21swapper/222:00:152
801004992910,5cyclictest832432-21kworker/u8:1+events_unbound20:55:392
801000992922,4cyclictest0-21swapper/119:15:251
800995992921,5cyclictest11-21ksoftirqd/021:05:120
800995992921,5cyclictest0-21swapper/020:30:260
800995992920,6cyclictest0-21swapper/021:55:250
80100799289,12cyclictest131rcu_preempt20:05:243
80100799289,12cyclictest131rcu_preempt19:30:013
801007992817,8cyclictest391ktimers/319:40:103
801007992817,6cyclictest893419-21fschecks_count23:35:153
801007992817,5cyclictest131rcu_preempt22:12:133
801007992816,9cyclictest804934-21cron19:20:013
801004992822,4cyclictest844490-21cron21:15:002
801004992811,5cyclictest0-21swapper/219:20:112
801000992820,4cyclictest0-21swapper/121:00:261
801000992818,7cyclictest831240-21fschecks_time20:35:151
801000992818,6cyclictest0-21swapper/122:30:001
801000992817,7cyclictest0-21swapper/120:50:241
801000992811,9cyclictest131rcu_preempt21:55:371
800995992822,4cyclictest903369-21kworker/u8:1+events_unbound00:08:210
800995992821,4cyclictest907141-21auditctl00:15:000
800995992821,4cyclictest907141-21auditctl00:15:000
800995992820,4cyclictest0-21swapper/023:50:240
800995992818,6cyclictest0-21swapper/021:45:230
800995992818,6cyclictest0-21swapper/000:00:190
800995992815,11cyclictest800990-21cyclictest00:35:120
80100799274,7cyclictest40-21ksoftirqd/322:55:253
801007992721,4cyclictest813143-21kworker/u8:0+events_unbound19:45:593
801007992718,5cyclictest0-21swapper/320:30:153
801007992717,5cyclictest0-21swapper/323:25:243
801004992721,4cyclictest909095-21kworker/u8:0+events_unbound00:30:142
801004992720,3cyclictest0-21swapper/200:20:002
801004992719,4cyclictest0-21swapper/200:05:002
801004992718,4cyclictest0-21swapper/223:58:022
801004992714,7cyclictest32-21ksoftirqd/219:50:162
801004992711,10cyclictest32-21ksoftirqd/223:20:022
801000992719,6cyclictest876786-21unixbench_singl22:45:251
801000992719,6cyclictest876786-21unixbench_singl22:45:251
801000992719,4cyclictest0-21swapper/122:30:241
801000992719,4cyclictest0-21swapper/121:05:151
801000992718,6cyclictest0-21swapper/121:35:151
801000992718,6cyclictest0-21swapper/120:00:251
801000992715,9cyclictest883395-21grep23:05:241
801000992715,7cyclictest0-21swapper/119:35:251
800995992721,3cyclictest0-21swapper/023:25:230
800995992719,4cyclictest0-21swapper/021:10:250
800995992718,5cyclictest0-21swapper/023:30:240
800995992718,5cyclictest0-21swapper/020:45:010
800995992717,7cyclictest879716-21ntp_offset22:55:210
800995992716,7cyclictest0-21swapper/020:45:260
801004992619,4cyclictest0-21swapper/220:45:212
801004992613,7cyclictest32-21ksoftirqd/200:35:172
801004992611,7cyclictest131rcu_preempt23:45:112
801000992620,4cyclictest882575-21kworker/u8:0+events_unbound23:20:391
801000992619,5cyclictest909095-21kworker/u8:0+events_unbound00:33:371
800995992620,3cyclictest0-21swapper/020:55:190
800995992616,6cyclictest0-21swapper/021:35:160
801007992519,3cyclictest0-21swapper/321:30:193
801004992519,4cyclictest880612-21kworker/u8:1+events_unbound23:09:082
801004992519,4cyclictest875277-21kworker/u8:2+events_unbound22:42:592
801004992519,4cyclictest806500-21kworker/u8:1+events_unbound20:24:032
801004992516,6cyclictest311ktimers/221:30:012
801004992515,3cyclictest32-21ksoftirqd/220:40:232
801000992519,3cyclictest0-21swapper/121:30:221
801000992514,8cyclictest204-21dbus-daemon00:23:271
800995992517,5cyclictest0-21swapper/022:50:180
800995992516,6cyclictest0-21swapper/022:05:240
800995992513,7cyclictest818156-21sed19:55:250
80099599251,21cyclictest887472-21apt-get23:20:060
80100499248,7cyclictest131rcu_preempt21:05:012
801004992418,3cyclictest0-21swapper/220:00:172
801004992417,5cyclictest877081-21kworker/u8:1+events_unbound22:49:032
801004992417,5cyclictest877081-21kworker/u8:1+events_unbound22:49:022
801004992411,7cyclictest32-21ksoftirqd/222:10:232
80100099243,5cyclictest131rcu_preempt19:20:121
80100099243,4cyclictest131rcu_preempt21:10:251
801000992419,2cyclictest0-21swapper/120:05:421
801000992418,4cyclictest866562-21kworker/u8:1+events_unbound22:24:421
801000992418,4cyclictest846050-21kworker/u8:3+events_unbound21:22:421
801000992418,4cyclictest846050-21kworker/u8:3+events_unbound21:22:421
801000992416,4cyclictest0-21swapper/100:10:151
801000992416,4cyclictest0-21swapper/100:10:141
801000992414,7cyclictest910991-21fschecks_time00:25:141
801000992414,6cyclictest0-21swapper/123:40:251
801000992413,8cyclictest891700-21cut23:30:151
801000992412,9cyclictest873336-21grep22:35:241
800995992417,4cyclictest13550irq/42-30be0000.ethernet22:45:250
800995992417,4cyclictest13550irq/42-30be0000.ethernet22:45:250
800995992416,5cyclictest0-21swapper/022:25:000
800995992416,5cyclictest0-21swapper/019:50:160
800995992415,5cyclictest0-21swapper/023:40:190
80099599241,20cyclictest0-21swapper/022:30:210
80099599241,19cyclictest0-21swapper/020:18:080
80099599241,19cyclictest0-21swapper/019:28:370
80099599240,20cyclictest0-21swapper/021:00:180
801000992317,3cyclictest0-21swapper/122:00:161
801000992317,3cyclictest0-21swapper/120:45:151
801000992316,5cyclictest832432-21kworker/u8:1+events_unbound20:55:491
800995992317,3cyclictest0-21swapper/020:10:000
800995992317,2cyclictest0-21swapper/021:42:270
800995992316,3cyclictest0-21swapper/023:39:160
800995992316,3cyclictest0-21swapper/023:11:330
800995992316,3cyclictest0-21swapper/000:22:100
800995992315,5cyclictest13550irq/42-30be0000.ethernet00:25:100
800995992315,4cyclictest0-21swapper/023:01:250
800995992314,7cyclictest826079-21fschecks_count20:20:160
80099599231,18cyclictest0-21swapper/023:47:200
80099599230,19cyclictest0-21swapper/022:36:060
80099599230,19cyclictest0-21swapper/019:11:400
801000992215,4cyclictest0-21swapper/119:25:161
80099599221,19cyclictest0-21swapper/020:50:530
80099599221,17cyclictest0-21swapper/023:09:440
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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