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2026-02-04 - 23:07
[ 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 Wed Feb 04, 2026 12:44:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3191017997266,4cyclictest3251093-21kworker/u8:1+events_unbound10:45:072
3191009996142,17cyclictest3215918-21munin-plugin-st08:20:010
3191013995343,7cyclictest3224265-21grep08:40:261
3191013995140,7cyclictest3229322-21grep08:55:251
3191021994839,7cyclictest391ktimers/309:30:133
3191013994737,6cyclictest3281399-21grep11:25:251
3191013994737,6cyclictest3281399-21grep11:25:241
3191013994733,9cyclictest3203484-21grep07:40:241
3191017994638,5cyclictest3233241-21idleruntime-cro09:10:002
3191013994537,4cyclictest0-21swapper/112:35:001
3191013994431,10cyclictest231ktimers/110:50:141
3191009994433,8cyclictest121ktimers/010:10:120
3191009994433,8cyclictest121ktimers/010:10:120
3191021994230,9cyclictest391ktimers/312:25:143
3191017994232,6cyclictest3299915-21wc12:25:002
3191017994219,7cyclictest131rcu_preempt11:10:112
3191021994133,4cyclictest3303217-21sh12:35:013
319101799411,26cyclictest0-21swapper/209:20:132
3191013994125,12cyclictest231ktimers/111:30:121
3191013994125,12cyclictest231ktimers/111:30:111
3191009994134,4cyclictest3243735-21runrttasks09:40:010
3191021994032,4cyclictest0-21swapper/309:05:013
3191021994029,7cyclictest3264547-21sendmail10:40:003
3191017994033,5cyclictest311ktimers/208:25:132
3191013994034,4cyclictest3294350-21kworker/u8:3+events_unbound12:12:401
3191013993932,4cyclictest3243737-21idleruntime-cro09:40:001
3191013993931,4cyclictest0-21swapper/107:30:011
3191013993929,7cyclictest3253566-21grep10:05:241
3191021993829,5cyclictest0-21swapper/311:20:013
3191017993831,4cyclictest0-21swapper/212:20:002
3191013993829,4cyclictest0-21swapper/109:50:011
3191021993730,4cyclictest3200303-21kthreadd07:35:013
3191021993730,4cyclictest3200303-21kthreadd07:35:013
3191021993722,12cyclictest391ktimers/309:10:143
3191017993730,4cyclictest0-21swapper/211:20:002
3191017993727,5cyclictest3224266-21unixbench_singl08:40:262
3191017993726,8cyclictest311ktimers/209:55:122
3191017993726,6cyclictest0-21swapper/209:50:262
3191017993629,3cyclictest0-21swapper/209:20:002
3191013993630,4cyclictest3200570-21kworker/u8:3+events_unbound08:03:101
3191013993625,7cyclictest0-21swapper/108:15:241
3191009993630,4cyclictest121ktimers/010:30:110
3191009993629,4cyclictest3205658-21idleruntime-cro07:50:010
3191009993629,4cyclictest0-21swapper/009:35:010
3191013993525,7cyclictest3240292-21latency_hist09:30:011
3191013993524,7cyclictest3287415-21grep11:45:221
3191013993523,8cyclictest3267686-21grep10:45:251
3191009993530,3cyclictest3278420-21sh11:20:010
3191009993525,6cyclictest3269447-21grep10:50:270
3191009993524,7cyclictest3304499-21grep12:35:240
3191021993424,7cyclictest3229373-21grep08:55:243
3191021993422,8cyclictest3291260-21sendmail12:00:013
3191017993424,6cyclictest3281842-21cron11:30:002
3191017993424,6cyclictest3281842-21cron11:30:002
3191013993427,5cyclictest3248754-21kworker/u8:0+events_unbound10:03:321
3191013993427,5cyclictest3227881-21kworker/u8:0+events_unbound08:53:211
3191013993426,5cyclictest3236865-21munin-run09:19:591
3191013993425,5cyclictest0-21swapper/112:15:271
3191013993422,9cyclictest3273711-21tune2fs11:05:161
3191009993425,7cyclictest3283561-21latency_hist11:35:010
3191009993425,7cyclictest3283561-21latency_hist11:35:010
3191009993425,4cyclictest0-21swapper/009:58:310
3191009993423,7cyclictest3229374-21grep08:55:240
3191021993327,3cyclictest0-21swapper/310:55:263
3191021993325,4cyclictest0-21swapper/311:35:003
3191021993325,4cyclictest0-21swapper/311:34:593
3191021993324,6cyclictest0-21swapper/308:20:023
3191017993326,4cyclictest0-21swapper/207:40:152
3191017993326,4cyclictest0-21swapper/207:15:042
319101799332,5cyclictest131rcu_preempt07:55:152
3191017993324,6cyclictest0-21swapper/211:25:002
3191017993324,4cyclictest0-21swapper/211:30:142
3191017993324,4cyclictest0-21swapper/211:30:142
3191017993323,5cyclictest0-21swapper/211:10:002
3191017993319,8cyclictest131rcu_preempt10:10:012
3191013993327,4cyclictest3248754-21kworker/u8:0+events_unbound11:54:411
3191013993323,7cyclictest0-21swapper/111:40:001
3191013993323,6cyclictest0-21swapper/108:25:251
3191013993322,7cyclictest0-21swapper/107:30:301
3191013993322,7cyclictest0-21swapper/107:30:301
3191009993323,7cyclictest3291265-21sendmail12:00:010
3191021993224,4cyclictest0-21swapper/309:25:003
3191017993225,5cyclictest3248754-21kworker/u8:0+events_unbound11:52:412
3191017993224,6cyclictest3221081-21kworker/u8:2+events_unbound10:33:392
3191017993223,6cyclictest3231058-21grep09:00:262
3191013993221,8cyclictest3212484-21cron08:10:021
3191013993220,7cyclictest0-21swapper/109:00:281
3191009993224,4cyclictest0-21swapper/012:15:000
3191009993223,7cyclictest3202243-21sendmail07:40:000
319102199318,5cyclictest131rcu_preempt08:30:013
3191021993123,5cyclictest438-21cron11:29:593
3191021993123,5cyclictest438-21cron11:29:593
3191021993123,4cyclictest0-21swapper/312:03:563
3191021993123,4cyclictest0-21swapper/310:50:013
3191021993123,4cyclictest0-21swapper/308:40:003
3191017993123,4cyclictest0-21swapper/207:35:012
3191017993123,4cyclictest0-21swapper/207:35:002
319101399313,4cyclictest131rcu_preempt07:20:141
3191013993121,6cyclictest3264065-21grep10:35:241
3191013993120,8cyclictest3217378-21grep08:20:271
3191013993119,8cyclictest0-21swapper/111:15:141
3191013993119,7cyclictest3262414-21grep10:30:241
3191009993124,4cyclictest0-21swapper/011:40:000
3191009993124,4cyclictest0-21swapper/010:05:240
3191009993123,4cyclictest0-21swapper/007:18:020
3191009993121,6cyclictest0-21swapper/010:20:010
3191009993121,6cyclictest0-21swapper/010:20:000
3191009993118,9cyclictest121ktimers/010:45:130
3191021993019,7cyclictest0-21swapper/310:00:003
3191017993022,6cyclictest3238442-21kworker/u8:3+events_unbound09:30:402
3191017993021,6cyclictest3235163-21cut09:15:012
3191017993021,5cyclictest0-21swapper/207:10:252
3191017993019,7cyclictest0-21swapper/207:20:262
3191013993023,5cyclictest3238442-21kworker/u8:3+events_unbound09:23:271
3191013993023,5cyclictest3197493-21kworker/u8:0+events_unbound07:35:091
3191013993022,4cyclictest3259418-21munin-run10:24:591
3191013993022,4cyclictest0-21swapper/107:50:261
3191013993019,7cyclictest3273301-21sh11:05:011
3191013993019,7cyclictest0-21swapper/111:55:231
319101399301,8cyclictest24-21ksoftirqd/110:15:121
319101399301,8cyclictest24-21ksoftirqd/110:15:121
3191013993018,8cyclictest3299397-21grep12:20:251
319101399301,15cyclictest0-21swapper/109:41:421
319100999309,12cyclictest131rcu_preempt07:20:150
3191009993025,3cyclictest3266414-21latency_hist10:45:010
3191009993023,4cyclictest3200457-21apt-key07:35:010
3191009993023,4cyclictest3200457-21apt-key07:35:000
3191009993023,3cyclictest0-21swapper/010:30:000
319102199294,4cyclictest131rcu_preempt12:15:123
3191021992921,4cyclictest0-21swapper/309:10:023
3191021992920,4cyclictest0-21swapper/310:25:253
3191021992918,7cyclictest3205194-21grep07:45:253
3191017992921,4cyclictest0-21swapper/208:05:162
3191017992920,6cyclictest3255250-21ls10:10:252
3191017992920,6cyclictest3255250-21ls10:10:252
3191017992920,6cyclictest0-21swapper/210:29:592
3191017992918,7cyclictest0-21swapper/207:40:012
3191013992920,6cyclictest3259797-21grep10:25:151
3191013992918,7cyclictest231ktimers/111:10:121
3191021992821,4cyclictest0-21swapper/310:30:253
3191021992820,5cyclictest3192736-21latency_hist07:15:013
3191021992820,4cyclictest0-21swapper/311:23:483
3191021992819,6cyclictest0-21swapper/310:20:003
3191021992819,6cyclictest0-21swapper/310:20:003
3191021992818,6cyclictest0-21swapper/312:35:243
319101799286,6cyclictest3205662-21basename07:50:002
3191017992822,4cyclictest3251093-21kworker/u8:1+events_unbound10:23:352
3191017992822,3cyclictest0-21swapper/208:50:012
3191017992822,3cyclictest0-21swapper/208:50:002
3191017992820,6cyclictest3200570-21kworker/u8:3+events_unbound08:23:132
3191017992820,5cyclictest0-21swapper/212:30:002
319101399289,6cyclictest24-21ksoftirqd/112:25:241
3191013992818,7cyclictest0-21swapper/108:45:241
3191013992818,7cyclictest0-21swapper/108:45:241
3191013992817,8cyclictest3304943-21tr12:39:591
3191009992822,4cyclictest3198412-21apt-get07:30:010
3191009992821,4cyclictest0-21swapper/010:55:250
3191009992821,4cyclictest0-21swapper/008:30:240
3191009992820,5cyclictest0-21swapper/008:00:010
3191009992819,6cyclictest3233267-21sort09:10:010
3191009992812,13cyclictest3191002-21cyclictest08:20:140
319102199278,3cyclictest131rcu_preempt11:45:083
3191021992720,4cyclictest0-21swapper/312:10:013
3191021992719,4cyclictest0-21swapper/307:15:253
3191021992718,5cyclictest0-21swapper/310:20:173
3191017992720,3cyclictest0-21swapper/210:50:212
3191017992720,3cyclictest0-21swapper/210:00:242
3191017992719,5cyclictest0-21swapper/208:40:002
3191017992716,7cyclictest3287377-21grep11:45:212
3191017992710,11cyclictest3287726-21kworker/u8:2+events_unbound11:59:412
319101399276,10cyclictest24-21ksoftirqd/110:55:161
3191013992721,4cyclictest3251093-21kworker/u8:1+events_unbound10:13:341
3191013992721,4cyclictest3251093-21kworker/u8:1+events_unbound10:13:331
3191013992718,6cyclictest231ktimers/107:55:121
3191009992721,3cyclictest0-21swapper/008:55:000
3191009992720,4cyclictest3298109-21sendmail12:20:000
3191009992718,6cyclictest3238576-21cron09:25:000
3191021992617,5cyclictest438-21cron07:30:013
3191021992615,8cyclictest3254250-21apt-config10:10:023
3191017992619,5cyclictest3200570-21kworker/u8:3+events_unbound08:53:132
3191017992619,4cyclictest3271139-21unixbench_singl10:55:262
3191017992617,6cyclictest3214585-21grep08:15:152
3191017992617,6cyclictest0-21swapper/211:40:012
319101399269,6cyclictest24-21ksoftirqd/109:55:201
319101399262,20cyclictest3241511-21grep09:30:251
3191013992615,8cyclictest3233229-21auditctl09:10:001
3191009992620,3cyclictest0-21swapper/012:20:250
3191009992620,3cyclictest0-21swapper/007:40:230
3191009992619,3cyclictest0-21swapper/008:05:150
319100999261,3cyclictest3280376-21apt-get11:25:100
319100999261,3cyclictest3280376-21apt-get11:25:100
319100999261,21cyclictest0-21swapper/009:28:150
319100999260,2cyclictest0-21swapper/009:15:120
3191021992519,3cyclictest0-21swapper/310:45:003
3191021992518,5cyclictest391ktimers/311:43:103
3191021992518,4cyclictest3220832-21unixbench_singl08:30:253
3191017992519,4cyclictest3213842-21kworker/u8:1+events_unbound08:31:172
3191017992518,5cyclictest3300034-21kworker/u8:2+events_unbound12:35:582
3191017992518,5cyclictest3238442-21kworker/u8:3+events_unbound09:41:002
3191017992516,6cyclictest3239817-21grep09:25:232
319101399252,18cyclictest3222510-21tail08:35:271
3191013992516,5cyclictest0-21swapper/107:45:171
3191009992518,5cyclictest3287726-21kworker/u8:2+events_unbound11:53:550
3191009992518,5cyclictest3200570-21kworker/u8:3+events_unbound08:13:120
3191009992516,6cyclictest0-21swapper/009:50:180
319100999251,19cyclictest0-21swapper/009:15:000
3191021992417,4cyclictest3299386-21unixbench_singl12:20:243
3191021992413,8cyclictest3247570-21fschecks_time09:50:163
319102199241,20cyclictest391ktimers/310:03:513
319102199241,16cyclictest0-21swapper/311:10:123
319101799249,9cyclictest131rcu_preempt12:30:242
319101799242,5cyclictest645-21runrttasks10:20:002
319101799242,5cyclictest645-21runrttasks10:20:002
3191017992418,4cyclictest3248754-21kworker/u8:0+events_unbound10:36:422
3191017992418,3cyclictest0-21swapper/208:15:002
3191017992417,5cyclictest3208788-21kworker/u8:0+events_unbound08:00:562
3191017992416,6cyclictest3241099-21kworker/u8:4+events_unbound09:45:132
3191017992415,6cyclictest1-21systemd11:43:542
319101799241,3cyclictest131rcu_preempt12:05:192
3191017992413,7cyclictest3197908-21unixbench_multi07:25:272
319101399242,14cyclictest3266244-21cron10:45:011
319101399242,14cyclictest3194531-21head07:15:271
3191013992417,5cyclictest3287726-21kworker/u8:2+events_unbound12:05:171
3191013992417,4cyclictest3292036-21ntpq12:00:211
3191013992415,7cyclictest3281706-21kworker/u8:3+events_unbound11:43:451
3191009992417,3cyclictest0-21swapper/008:42:050
3191009992415,5cyclictest0-21swapper/012:06:000
319100999241,20cyclictest0-21swapper/012:26:400
319100999241,19cyclictest3218258-21fschecks_time08:25:160
319100999241,19cyclictest0-21swapper/012:31:430
319100999241,19cyclictest0-21swapper/011:12:520
319100999241,19cyclictest0-21swapper/007:53:190
3191021992316,4cyclictest3269450-21unixbench_singl10:50:273
3191021992316,4cyclictest0-21swapper/311:35:253
3191021992316,3cyclictest0-21swapper/311:05:193
3191021992316,3cyclictest0-21swapper/308:20:193
3191021992316,3cyclictest0-21swapper/308:00:233
3191021992315,5cyclictest0-21swapper/309:40:013
3191021992315,3cyclictest0-21swapper/309:15:253
3191021992312,7cyclictest0-21swapper/308:10:193
319101799232,3cyclictest131rcu_preempt09:35:222
3191017992317,3cyclictest0-21swapper/212:00:142
3191017992317,3cyclictest0-21swapper/210:40:242
3191017992313,6cyclictest0-21swapper/207:50:262
3191013992316,4cyclictest3247096-21vi09:50:141
3191013992311,7cyclictest438-21cron08:15:011
3191009992317,4cyclictest3246702-21unixbench_singl09:45:250
3191009992317,3cyclictest3251026-21fschecks_time10:00:160
3191009992316,3cyclictest0-21swapper/011:40:140
3191009992316,3cyclictest0-21swapper/008:38:500
3191009992315,5cyclictest0-21swapper/011:05:140
3191009992315,4cyclictest0-21swapper/012:00:260
319100999231,3cyclictest3230052-21apt-get09:00:150
319100999231,20cyclictest0-21swapper/011:22:000
319100999231,18cyclictest0-21swapper/011:48:010
319100999231,18cyclictest0-21swapper/011:02:190
319100999231,18cyclictest0-21swapper/010:22:070
319100999230,19cyclictest0-21swapper/010:37:070
319100999230,19cyclictest0-21swapper/009:42:140
319100999230,19cyclictest0-21swapper/008:48:500
319100999230,19cyclictest0-21swapper/008:48:490
3191021992215,5cyclictest3200737-21kworker/u8:4+events_unbound07:43:083
3191021992215,4cyclictest3196198-21grep07:20:263
3191021992213,6cyclictest391ktimers/307:35:083
3191021992212,8cyclictest3295300-21sed12:10:173
319101799223,3cyclictest131rcu_preempt12:10:122
3191017992216,3cyclictest0-21swapper/211:00:212
3191017992214,6cyclictest3221081-21kworker/u8:2+events_unbound08:55:182
3191013992215,5cyclictest3200570-21kworker/u8:3+events_unbound09:10:031
319101399221,11cyclictest3279708-21unixbench_singl11:20:251
3191009992215,5cyclictest3191735-21ntp_states07:10:200
319100999220,18cyclictest0-21swapper/008:00:560
3191021992115,3cyclictest0-21swapper/308:45:233
3191021992115,3cyclictest0-21swapper/308:45:233
3191021992115,3cyclictest0-21swapper/307:55:243
3191021992114,4cyclictest0-21swapper/307:50:273
3191021992014,4cyclictest32542242sleep310:10:023
3191021992014,4cyclictest32542242sleep310:10:023
3191021992014,3cyclictest0-21swapper/309:30:013
3191021992010,7cyclictest3223834-21ps08:40:243
3191021991912,5cyclictest391ktimers/311:05:003
3191021991912,3cyclictest0-21swapper/309:40:163
319102199191,14cyclictest3227665-21head08:50:273
319102199189,6cyclictest3288790-21/usr/sbin/munin11:50:243
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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