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2026-01-16 - 19:13
[ 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 #9, slot #4

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.
Unexpectedly long latencies may be caused by SMIs
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 highest latencies:
System rack9slot4s (updated Fri Jan 16, 2026 12:59:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
145409912441212,27cyclictest14864-21tr07:25:101
145399911671107,56cyclictest14927-21cstates07:25:100
145409911521135,10cyclictest24296-21ssh09:10:291
143802647601,30sleep10-21swapper/107:23:551
141842516416,29sleep00-21swapper/007:21:520
14539999571,21cyclictest0-21swapper/009:10:300
111332810,8sleep11454099cyclictest12:18:581
137792760,2sleep113780-21sort10:40:141
121762730,5sleep112167-21ssh12:20:091
43532560,7sleep10-21swapper/110:30:211
63902420,4sleep00-21swapper/009:25:300
204682401,35sleep120479-21sh11:21:051
201732401,35sleep120183-21ssh10:13:411
14540994019,4cyclictest22-21ksoftirqd/109:50:211
1453999408,3cyclictest0-21swapper/010:48:350
14540993911,4cyclictest81rcu_preempt10:00:281
1453999391,16cyclictest8164-21udevd10:35:000
1454099387,4cyclictest22-21ksoftirqd/112:04:331
1454099385,5cyclictest0-21swapper/110:58:161
1454099381,7cyclictest2410-21kworker/1:210:15:241
1454099381,34cyclictest0-21swapper/107:36:351
14540993813,11cyclictest3302-21runrttasks11:45:261
14539993829,5cyclictest0-21swapper/012:29:550
1453999382,23cyclictest16669-21/usr/sbin/munin11:50:270
14540993717,4cyclictest22-21ksoftirqd/112:35:131
14540993713,4cyclictest81rcu_preempt09:26:201
14540993713,11cyclictest22-21ksoftirqd/111:05:181
1453999372,13cyclictest23802-21fschecks_count11:25:100
105752370,8sleep00-21swapper/012:52:470
1454099365,5cyclictest81rcu_preempt12:05:131
14540993614,4cyclictest81rcu_preempt11:12:331
1453999368,13cyclictest32639-21mailstats12:40:260
1453999367,18cyclictest0-21swapper/010:05:370
1453999365,3cyclictest0-21swapper/009:24:350
1453999365,26cyclictest0-21swapper/009:55:160
14539993615,6cyclictest6029-21diskstats11:40:140
14539993615,6cyclictest6029-21diskstats11:40:140
14539993610,13cyclictest30398-21ntpq09:50:230
14539993610,13cyclictest28517-21cpuspeed_turbos11:30:130
14539993610,12cyclictest0-21swapper/007:30:040
94992350,8sleep01453999cyclictest11:09:300
1454099352,4cyclictest834-21hddtemp_smartct11:00:161
1453999351,5cyclictest29839-21taskset08:00:350
14539993512,6cyclictest19804-21cut09:40:100
321092341,29sleep022581-21diskmemload12:06:310
1454099349,4cyclictest81rcu_preempt12:45:151
1454099346,4cyclictest81rcu_preempt10:21:061
1454099344,4cyclictest81rcu_preempt12:50:171
1454099342,28cyclictest0-21swapper/110:54:561
1454099342,18cyclictest15533-21irqstats09:35:201
1454099341,5cyclictest2403-21irqbalance11:25:351
14540993415,8cyclictest22-21ksoftirqd/112:12:551
1453999344,4cyclictest81rcu_preempt11:39:210
14539993427,4cyclictest31085-21/usr/sbin/munin10:25:150
1453999341,5cyclictest24981-21fschecks_count09:45:160
1453999341,30cyclictest23325-21ssh12:30:350
1453999341,29cyclictest2309-21cron11:50:000
1453999341,28cyclictest22947-21ssh11:57:160
14539993412,5cyclictest20560-21ssh10:14:120
1454099335,4cyclictest81rcu_preempt07:43:361
1454099333,4cyclictest81rcu_preempt09:45:111
1454099333,4cyclictest81rcu_preempt08:30:281
14540993325,5cyclictest0-21swapper/112:31:351
14540993323,6cyclictest22581-21diskmemload11:40:161
14540993323,6cyclictest22581-21diskmemload11:40:151
14540993323,5cyclictest0-21swapper/109:40:161
1454099331,5cyclictest11730-21ssh09:30:551
14540993315,6cyclictest22-21ksoftirqd/107:30:151
1454099331,4cyclictest81rcu_preempt10:35:111
1454099331,29cyclictest0-21swapper/111:15:351
14540993312,10cyclictest22-21ksoftirqd/107:45:211
14540993310,6cyclictest22-21ksoftirqd/111:32:181
1453999339,11cyclictest6478-21sshd12:47:470
1453999335,4cyclictest81rcu_preempt07:55:010
1453999332,4cyclictest81rcu_preempt09:19:020
1453999332,4cyclictest0-21swapper/012:10:360
14539993312,7cyclictest14961-21ssh11:15:090
1453999331,18cyclictest7450-21awk12:15:100
71742321,9sleep10-21swapper/108:26:281
71742321,9sleep10-21swapper/108:26:281
304852321,5sleep00-21swapper/010:24:340
1454099323,4cyclictest81rcu_preempt11:55:511
1454099322,4cyclictest81rcu_preempt12:40:351
1454099321,5cyclictest0-21swapper/109:59:361
1454099321,4cyclictest81rcu_preempt09:20:411
1454099321,4cyclictest81rcu_preempt09:09:491
14540993214,13cyclictest12635-21ntp_states10:05:231
1453999326,13cyclictest0-21swapper/010:50:030
1453999324,4cyclictest81rcu_preempt09:34:090
14539993224,5cyclictest21370-21/usr/sbin/munin10:15:150
14539993223,5cyclictest8807-21tune2fs10:35:150
1453999322,13cyclictest0-21swapper/012:36:090
1453999321,29cyclictest0-21swapper/007:36:560
14539993211,6cyclictest15538-21ssh09:35:190
5912311,4sleep0610-21df_inode11:00:140
1454099315,9cyclictest0-21swapper/111:53:191
1454099315,4cyclictest81rcu_preempt11:37:471
1454099313,4cyclictest81rcu_preempt12:25:511
1454099312,26cyclictest22-21ksoftirqd/108:01:061
1454099311,5cyclictest81rcu_preempt08:20:281
14540993113,6cyclictest22-21ksoftirqd/108:50:211
1453999316,4cyclictest81rcu_preempt10:40:010
1453999313,15cyclictest16930-21munin-run08:55:000
14539993116,9cyclictest28199-21diskstats10:55:140
1453999311,4cyclictest81rcu_preempt12:02:200
1453999311,4cyclictest81rcu_preempt11:20:150
224202301,5sleep00-21swapper/007:41:430
148712301,5sleep00-21swapper/008:48:150
14540993024,4cyclictest22-21ksoftirqd/108:10:001
14540993024,4cyclictest138250irq/90-eth010:27:251
1454099301,27cyclictest0-21swapper/108:38:361
14540993010,4cyclictest81rcu_preempt07:55:281
1453999304,4cyclictest81rcu_preempt11:10:420
14539993023,5cyclictest0-21swapper/008:16:550
1453999302,14cyclictest18981-21/usr/sbin/munin09:00:240
1453999302,13cyclictest6300-21hddtemp_smartct08:25:170
1453999302,13cyclictest6300-21hddtemp_smartct08:25:160
1453999301,4cyclictest81rcu_preempt08:06:590
14539993012,5cyclictest7167-21diskstats10:00:140
1453999301,15cyclictest30497-21gdbus09:07:440
127682301,5sleep00-21swapper/008:40:570
1453999292,14cyclictest23501-21iostat_ios07:45:170
1453999292,13cyclictest858-21ntp_states08:10:230
1453999292,13cyclictest3302-21runrttasks08:58:580
1453999292,13cyclictest27256-21iostat_ios07:55:210
1453999291,16cyclictest10081-21/usr/sbin/munin08:35:180
14539992910,5cyclictest0-21swapper/012:20:120
52702281,5sleep00-21swapper/008:21:080
185372281,5sleep10-21swapper/108:57:201
15722281,5sleep10-21swapper/108:13:091
1454099283,20cyclictest3237-21head08:15:291
1454099281,5cyclictest81rcu_preempt09:15:111
14540992815,11cyclictest0-21swapper/109:01:391
1454099281,4cyclictest81rcu_preempt07:50:261
14539992810,15cyclictest0-21swapper/008:32:470
1454099271,4cyclictest81rcu_preempt10:45:481
14540992711,6cyclictest22-21ksoftirqd/108:46:141
128002261,5sleep10-21swapper/108:41:151
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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