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2026-02-11 - 15:06
[ 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 792 highest latencies:
System rackbslot5s.osadl.org (updated Wed Feb 11, 2026 12:44:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
808807995646,6cyclictest812754-21sh07:20:001
808807995324,24cyclictest0-21swapper/109:35:151
808811995038,9cyclictest311ktimers/209:30:112
808802995039,8cyclictest121ktimers/009:15:130
808815994938,7cyclictest821081-21grep07:40:263
808815994836,8cyclictest908110-21cron11:55:003
808807994840,5cyclictest826863-21sh08:00:011
808807994840,5cyclictest826863-21sh08:00:001
808807994818,4cyclictest0-21swapper/109:45:011
808807994721,5cyclictest231ktimers/110:55:101
808811994635,7cyclictest822799-21grep07:45:242
808807994613,8cyclictest0-21swapper/111:20:291
808815994537,5cyclictest819602-21latency_hist07:40:023
808807994537,5cyclictest916677-21munin-plugin-st12:20:001
808815994426,5cyclictest131rcu_preempt12:05:003
808807994437,4cyclictest857890-21idleruntime-cro09:30:001
808815994330,10cyclictest438-21cron08:00:003
808815994330,10cyclictest438-21cron08:00:003
808811994330,4cyclictest828507-21kworker/u8:1+events_unbound08:08:002
808802994333,6cyclictest893973-21unixbench_multi11:10:270
808811994232,6cyclictest873900-21fschecks_time10:15:152
808811994119,7cyclictest131rcu_preempt12:25:122
808802994133,4cyclictest883986-21idleruntime-cro10:45:000
808802994132,6cyclictest828139-21unixbench_multi08:00:270
808815994031,7cyclictest391ktimers/309:55:113
808811994029,8cyclictest812319-21grep07:15:272
808807994030,5cyclictest0-21swapper/108:12:591
808802994030,8cyclictest121ktimers/008:45:140
808802994030,8cyclictest121ktimers/008:45:140
808815993926,8cyclictest809967-21grep07:10:263
808811993932,4cyclictest906418-21latency_hist11:50:002
808811993931,6cyclictest311ktimers/208:15:132
808807993928,7cyclictest894034-21grep11:10:261
808815993829,6cyclictest904252-21grep11:40:263
808811993822,5cyclictest916301-21kworker/u8:0+events_unbound12:22:042
80881199380,16cyclictest0-21swapper/208:45:142
80881199380,16cyclictest0-21swapper/208:45:142
808802993830,4cyclictest869874-21munin-plugin-st10:05:000
808802993828,7cyclictest815718-21grep07:25:260
808811993727,7cyclictest814064-21grep07:20:262
808807993728,5cyclictest0-21swapper/110:00:141
808807993726,7cyclictest0-21swapper/108:35:271
808815993627,6cyclictest208-21systemd-logind12:28:413
808815993626,5cyclictest0-21swapper/310:15:143
80881599361,32cyclictest391ktimers/309:45:123
808811993626,6cyclictest0-21swapper/211:35:002
808811993626,6cyclictest0-21swapper/211:35:002
808811993619,6cyclictest902597-21kworker/u8:2+events_unbound11:44:082
808807993628,4cyclictest0-21swapper/112:00:171
808815993527,5cyclictest834996-21unixbench_singl08:20:253
808815993524,7cyclictest885675-21cron10:50:013
808815993519,9cyclictest131rcu_preempt10:53:453
808811993529,4cyclictest869792-21kworker/u8:0+events_unbound10:13:222
808811993528,4cyclictest380-21ntpd08:25:172
808811993520,6cyclictest845608-21kworker/u8:2+events_unbound08:55:062
808815993425,5cyclictest838425-21grep08:30:263
808815993425,4cyclictest0-21swapper/308:15:263
808815993423,7cyclictest0-21swapper/308:40:003
808815993419,8cyclictest131rcu_preempt12:18:483
808815993418,10cyclictest131rcu_preempt08:57:343
808811993418,5cyclictest842133-21kworker/u8:1+events_unbound08:51:092
80881199341,7cyclictest0-21swapper/212:15:102
808807993425,6cyclictest0-21swapper/112:25:011
808807993423,7cyclictest0-21swapper/110:50:241
808807993421,10cyclictest890540-21grep11:00:241
808802993426,4cyclictest915375-21fschecks_time12:15:130
808815993325,4cyclictest845677-21cron08:55:003
808815993325,4cyclictest0-21swapper/308:00:273
808815993325,4cyclictest0-21swapper/307:50:003
808815993323,6cyclictest869413-21grep10:00:233
808815993323,4cyclictest131rcu_preempt09:00:223
808815993310,5cyclictest131rcu_preempt07:33:393
80881199334,15cyclictest855329-21grep09:20:212
808811993327,4cyclictest794452-21kworker/u8:1+events_unbound07:27:512
808811993326,5cyclictest821325-21kworker/u8:1+events_unbound07:45:012
808811993319,5cyclictest882048-21kworker/u8:0+events_unbound11:11:462
808811993317,7cyclictest836933-21kworker/u8:0+events_unbound08:41:162
808807993325,4cyclictest0-21swapper/108:40:161
808807993324,6cyclictest824952-21idleruntime-cro07:55:001
808802993325,5cyclictest887372-21cron10:55:000
80881599326,6cyclictest40-21ksoftirqd/311:35:243
808815993224,4cyclictest0-21swapper/311:20:303
808815993223,4cyclictest0-21swapper/311:00:153
808815993218,8cyclictest131rcu_preempt09:20:033
808815993215,6cyclictest808794-21cyclictest10:40:213
808815993212,3cyclictest131rcu_preempt11:49:173
808811993226,4cyclictest814260-21kworker/u8:0+events_unbound07:52:582
808811993225,4cyclictest0-21swapper/211:15:232
808811993223,7cyclictest438-21cron07:15:002
808811993220,4cyclictest880294-21kworker/u8:1+events_unbound10:51:042
808807993224,4cyclictest0-21swapper/109:00:241
808807993222,6cyclictest0-21swapper/110:25:001
808802993222,6cyclictest0-21swapper/010:35:260
808802993215,14cyclictest11-21ksoftirqd/007:15:130
80881599314,8cyclictest40-21ksoftirqd/307:20:003
808815993123,4cyclictest0-21swapper/309:30:233
808815993119,6cyclictest131rcu_preempt09:16:163
808815993116,4cyclictest131rcu_preempt07:25:223
808811993124,5cyclictest895952-21kworker/u8:2+events_unbound11:20:232
808811993123,4cyclictest885280-21unixbench_singl10:45:262
808811993123,4cyclictest0-21swapper/208:02:572
808811993121,7cyclictest301rcuc/212:10:122
808811993118,5cyclictest836933-21kworker/u8:0+events_unbound08:39:372
808807993124,3cyclictest0-21swapper/110:15:011
808807993123,4cyclictest0-21swapper/111:05:251
808807993120,7cyclictest852259-21grep09:10:251
808807993118,9cyclictest0-21swapper/108:05:171
808802993126,3cyclictest880294-21kworker/u8:1+events_unbound10:33:270
808802993125,3cyclictest0-21swapper/008:55:130
808802993123,5cyclictest11-21ksoftirqd/011:00:110
808802993120,7cyclictest13550irq/42-30be0000.ethernet12:35:010
80880299310,28cyclictest0-21swapper/007:40:110
80881599308,8cyclictest40-21ksoftirqd/310:30:013
80881599308,7cyclictest40-21ksoftirqd/310:15:003
80881599308,6cyclictest40-21ksoftirqd/308:10:163
80881599307,6cyclictest40-21ksoftirqd/309:35:193
80881599304,6cyclictest40-21ksoftirqd/309:25:253
808815993023,4cyclictest438-21cron10:35:013
808815993018,3cyclictest131rcu_preempt11:31:513
808815993018,3cyclictest131rcu_preempt11:31:513
808815993015,5cyclictest131rcu_preempt11:15:213
808815993013,9cyclictest131rcu_preempt08:25:243
808815993010,12cyclictest131rcu_preempt08:45:003
808811993018,6cyclictest861228-21kworker/u8:1+events_unbound09:46:102
808807993021,4cyclictest816173-21cron07:30:021
808807993019,7cyclictest0-21swapper/111:55:251
808802993025,2cyclictest13550irq/42-30be0000.ethernet08:10:160
808802993023,3cyclictest0-21swapper/012:40:000
808802993022,4cyclictest0-21swapper/007:20:250
808802993020,6cyclictest860822-21unixbench_multi09:35:250
80881599299,4cyclictest0-21swapper/310:58:183
80881599297,8cyclictest40-21ksoftirqd/311:10:253
80881599296,8cyclictest40-21ksoftirqd/309:10:023
80881599294,6cyclictest40-21ksoftirqd/312:30:243
808815992923,3cyclictest0-21swapper/309:10:013
808815992918,5cyclictest864629-21kworker/u8:2+events_unbound09:54:043
808815992917,6cyclictest131rcu_preempt10:37:253
808815992916,8cyclictest0-21swapper/312:00:003
808815992915,9cyclictest131rcu_preempt12:23:193
808815992912,10cyclictest131rcu_preempt12:05:193
808815992912,10cyclictest131rcu_preempt07:50:103
808811992923,4cyclictest868021-21kworker/u8:1+events_unbound10:24:132
808811992922,4cyclictest878841-21ls10:30:002
808811992920,6cyclictest853983-21grep09:15:252
80881199291,9cyclictest0-21swapper/212:00:132
808811992919,6cyclictest888844-21unixbench_multi10:55:252
808811992917,7cyclictest0-21swapper/212:00:002
808811992914,4cyclictest913476-21kworker/u8:1+events_unbound12:36:552
808811992913,6cyclictest32-21ksoftirqd/209:10:022
808807992922,4cyclictest0-21swapper/111:45:251
808807992918,7cyclictest904260-21grep11:40:251
808807992917,7cyclictest0-21swapper/108:00:261
808802992921,4cyclictest0-21swapper/008:40:000
80881599288,5cyclictest40-21ksoftirqd/310:20:243
808815992817,8cyclictest391ktimers/311:25:163
808815992817,8cyclictest391ktimers/311:25:163
808815992816,3cyclictest131rcu_preempt08:48:083
808815992816,3cyclictest131rcu_preempt08:48:083
808815992812,9cyclictest131rcu_preempt12:10:113
808815992812,5cyclictest131rcu_preempt12:35:193
808815992812,3cyclictest131rcu_preempt07:20:063
80881599280,9cyclictest40-21ksoftirqd/310:05:163
80881199288,11cyclictest32-21ksoftirqd/211:00:202
80881199284,5cyclictest32-21ksoftirqd/207:35:262
808811992822,4cyclictest897791-21kworker/u8:0+events_unbound11:26:242
808811992822,4cyclictest897791-21kworker/u8:0+events_unbound11:26:232
808811992821,4cyclictest0-21swapper/209:45:002
80881199281,5cyclictest0-21swapper/207:55:122
80881199281,5cyclictest0-21swapper/207:55:122
80881199281,13cyclictest0-21swapper/209:13:182
808811992810,11cyclictest32-21ksoftirqd/209:50:212
808807992818,7cyclictest863433-21grep09:45:171
808807992817,7cyclictest846910-21grep08:55:251
808802992822,4cyclictest814260-21kworker/u8:0+events_unbound07:38:440
808802992822,3cyclictest826860-21kthreadd08:00:010
808802992822,3cyclictest826860-21kthreadd08:00:000
808802992817,7cyclictest121ktimers/011:50:110
80880299280,2cyclictest0-21swapper/008:50:150
808815992714,3cyclictest131rcu_preempt11:06:533
80881199279,4cyclictest131rcu_preempt12:30:122
80881199275,15cyclictest32-21ksoftirqd/209:25:202
80881199271,4cyclictest835421-21cron08:25:002
808807992719,4cyclictest0-21swapper/107:30:171
808807992718,5cyclictest0-21swapper/110:15:281
808807992716,7cyclictest0-21swapper/110:35:271
80880299278,16cyclictest841033-21fschecks_time08:40:160
808802992719,5cyclictest11-21ksoftirqd/009:10:110
808802992719,5cyclictest0-21swapper/012:20:230
808802992719,3cyclictest0-21swapper/010:55:240
808802992718,6cyclictest824953-21munin-run07:55:000
808802992717,7cyclictest895655-21grep11:15:240
808802992717,6cyclictest0-21swapper/011:28:390
808802992717,6cyclictest0-21swapper/011:28:390
808811992620,4cyclictest816706-21if_eth007:30:172
808811992619,5cyclictest832231-21kworker/u8:1+events_unbound08:32:402
80881199261,6cyclictest883539-21unixbench_singl10:40:252
808811992613,5cyclictest131rcu_preempt11:05:112
80881199261,13cyclictest0-21swapper/210:38:322
808807992619,4cyclictest908116-21sh11:55:001
808807992617,6cyclictest0-21swapper/108:50:271
808807992616,5cyclictest0-21swapper/108:25:151
808807992615,6cyclictest0-21swapper/111:20:001
808802992620,4cyclictest864737-21idleruntime-cro09:50:000
808802992619,3cyclictest0-21swapper/011:35:230
808802992616,6cyclictest0-21swapper/010:25:250
808802992611,12cyclictest808794-21cyclictest09:55:100
80881199257,10cyclictest0-21swapper/212:08:082
808811992518,5cyclictest869792-21kworker/u8:0+events_unbound10:30:132
808811992517,5cyclictest0-21swapper/210:00:232
80881199251,13cyclictest0-21swapper/208:10:242
808807992517,4cyclictest0-21swapper/112:35:001
808807992517,4cyclictest0-21swapper/108:15:271
808807992514,7cyclictest0-21swapper/109:20:241
80880799251,20cyclictest810437-21auditctl07:15:001
80880299253,19cyclictest0-21swapper/007:30:280
808802992518,3cyclictest0-21swapper/011:06:180
808802992515,7cyclictest866079-1kworker/0:1H+mmc_complete10:15:000
808811992418,4cyclictest866762-21cstates09:55:122
808811992418,4cyclictest845608-21kworker/u8:2+events_unbound09:02:152
80881199241,12cyclictest0-21swapper/211:37:022
808807992418,3cyclictest0-21swapper/109:05:251
808807992410,11cyclictest231ktimers/107:40:121
808802992418,3cyclictest0-21swapper/012:00:000
808802992417,4cyclictest208-21systemd-logind11:43:330
808802992417,4cyclictest0-21swapper/008:20:240
808802992416,4cyclictest0-21swapper/012:25:150
80880299241,4cyclictest837140-21munin-run08:30:010
80880299241,19cyclictest0-21swapper/010:24:100
80880299241,19cyclictest0-21swapper/010:06:100
80880299241,19cyclictest0-21swapper/008:31:240
80880299241,19cyclictest0-21swapper/008:18:440
80881199235,3cyclictest32-21ksoftirqd/209:35:152
808811992310,3cyclictest0-21swapper/210:10:012
808807992316,4cyclictest902531-21tail11:35:251
808807992316,4cyclictest0-21swapper/112:10:151
808807992314,6cyclictest885111-21cat10:45:251
808807992314,6cyclictest878859-21cat10:30:001
808807992313,8cyclictest837370-21apt-get08:30:121
80880299234,4cyclictest8480292cat09:00:180
808802992316,3cyclictest0-21swapper/010:18:510
80880299231,18cyclictest0-21swapper/009:25:500
80880299231,18cyclictest0-21swapper/007:47:200
80880299230,19cyclictest0-21swapper/012:13:340
80880299230,19cyclictest0-21swapper/011:48:030
80880299230,19cyclictest0-21swapper/009:30:420
808807992216,3cyclictest0-21swapper/112:05:241
808807992215,5cyclictest231ktimers/112:25:131
808807992215,5cyclictest0-21swapper/109:30:131
808807992215,4cyclictest883051-21ntpq10:40:211
808802992218,2cyclictest13550irq/42-30be0000.ethernet11:20:250
808802992215,5cyclictest855835-21kworker/u8:2+events_unbound09:43:180
808802992215,3cyclictest0-21swapper/012:09:240
808802992213,5cyclictest121ktimers/009:50:150
80880299221,19cyclictest0-21swapper/007:14:430
80880299220,18cyclictest0-21swapper/011:30:450
80880299220,18cyclictest0-21swapper/011:30:440
808807992114,5cyclictest164-21systemd-journal12:38:391
808807992113,5cyclictest0-21swapper/111:30:011
808807992113,5cyclictest0-21swapper/111:30:001
808807992113,5cyclictest0-21swapper/108:45:191
808807992113,5cyclictest0-21swapper/108:45:191
808807992112,6cyclictest0-21swapper/111:30:261
808807992112,6cyclictest0-21swapper/111:30:251
808807992111,7cyclictest867449-21ls09:55:221
808807992111,7cyclictest853550-21/usr/sbin/munin09:15:221
808807992111,6cyclictest865982-21grep09:50:241
808802992115,3cyclictest0-21swapper/008:05:190
80880299211,18cyclictest0-21swapper/012:04:400
80880299211,18cyclictest0-21swapper/009:20:180
808807992014,4cyclictest794452-21kworker/u8:1+events_unbound07:23:201
808807992013,5cyclictest231ktimers/110:30:121
80880799201,16cyclictest821760-21apt-get07:45:101
808807992010,5cyclictest0-21swapper/108:20:211
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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