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2026-03-01 - 13:01
[ 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 all highest latencies:
System rack9slot4s (updated Sun Mar 01, 2026 00:59:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
162609911611138,20cyclictest0-21swapper/019:26:070
162619911601131,25cyclictest2645-21snmpd19:25:551
160312600555,30sleep00-21swapper/019:23:080
157912562518,29sleep10-21swapper/119:20:391
1195821010,8sleep11626199cyclictest21:48:401
326582830,7sleep11626199cyclictest22:43:211
113002480,5sleep111299-21fschecks_count00:35:161
16260994424,5cyclictest3-21ksoftirqd/022:46:080
16260994423,10cyclictest3-21ksoftirqd/022:01:290
16260994225,5cyclictest3-21ksoftirqd/022:09:590
16260994224,6cyclictest3-21ksoftirqd/022:34:170
16260994217,11cyclictest3-21ksoftirqd/000:13:200
1626199419,29cyclictest27925-21fw_packets23:45:151
16260994121,5cyclictest3-21ksoftirqd/000:40:460
133602411,24sleep113370-21ssh00:03:591
126682411,33sleep112802-21users22:55:301
1626199406,5cyclictest0-21swapper/123:16:361
1626199406,5cyclictest0-21swapper/123:16:351
16260994021,5cyclictest3-21ksoftirqd/021:37:590
16260994020,9cyclictest3-21ksoftirqd/022:21:210
16260994020,5cyclictest3-21ksoftirqd/021:54:080
16260994016,9cyclictest3-21ksoftirqd/023:46:520
1626199396,30cyclictest0-21swapper/122:47:551
1626099394,4cyclictest81rcu_preempt23:40:260
16260993924,4cyclictest3-21ksoftirqd/021:55:210
16260993919,10cyclictest3-21ksoftirqd/021:13:160
16260993823,5cyclictest3-21ksoftirqd/021:28:560
16260993822,5cyclictest3-21ksoftirqd/000:35:220
16260993821,6cyclictest3-21ksoftirqd/021:45:360
16260993818,9cyclictest3-21ksoftirqd/022:44:510
16260993817,10cyclictest3-21ksoftirqd/021:20:010
173122371,32sleep010791-1kworker/0:1H23:34:490
1626199372,31cyclictest0-21swapper/122:37:551
1626099379,16cyclictest29777-21ssh21:33:310
1626099377,27cyclictest0-21swapper/023:07:360
16260993726,7cyclictest0-21swapper/022:26:560
16260993722,5cyclictest3-21ksoftirqd/023:56:390
16260993722,5cyclictest3-21ksoftirqd/000:00:420
1626099371,23cyclictest23006-21ssh00:47:290
322832361,31sleep132297-21ssh00:23:271
18452361,30sleep11861-21iostat_ios00:25:191
1626199364,4cyclictest81rcu_preempt21:35:161
1626199363,6cyclictest0-21swapper/120:37:551
1626199362,30cyclictest0-21swapper/121:12:351
16260993621,5cyclictest3-21ksoftirqd/023:21:310
16260993621,5cyclictest3-21ksoftirqd/022:50:400
16260993621,5cyclictest3-21ksoftirqd/022:12:520
16260993621,4cyclictest3-21ksoftirqd/000:09:240
16260993620,5cyclictest3-21ksoftirqd/019:46:090
16260993616,5cyclictest3-21ksoftirqd/000:16:080
16260993611,7cyclictest3-21ksoftirqd/022:15:250
16260993611,4cyclictest81rcu_preempt23:00:260
222332351,4sleep16578-21diskmemload23:05:311
1626199354,9cyclictest81rcu_preempt22:06:061
1626199353,6cyclictest0-21swapper/120:31:151
16261993528,4cyclictest40550irq/92-i91523:20:091
16261993527,6cyclictest0-21swapper/121:06:361
16261993525,6cyclictest18413-21ssh00:09:181
1626199352,29cyclictest0-21swapper/123:13:161
16261993515,16cyclictest258732sleep100:16:081
16261993513,8cyclictest2206-21dbus-daemon00:34:171
16261993513,8cyclictest2206-21dbus-daemon00:34:171
16260993520,6cyclictest3-21ksoftirqd/000:26:170
16260993516,5cyclictest3-21ksoftirqd/000:34:120
16260993516,5cyclictest3-21ksoftirqd/000:34:110
16260993516,15cyclictest3-21ksoftirqd/023:26:010
16260993514,5cyclictest3-21ksoftirqd/023:12:140
16260993512,6cyclictest3-21ksoftirqd/022:57:280
161142350,7sleep11626199cyclictest23:33:031
149902351,4sleep16578-21diskmemload21:51:031
325882341,29sleep132748-21expr22:10:111
172972341,3sleep10-21swapper/100:40:411
1626199346,4cyclictest81rcu_preempt23:02:051
1626199344,4cyclictest81rcu_preempt22:18:441
1626199344,27cyclictest0-21swapper/100:54:361
1626199342,5cyclictest0-21swapper/123:27:161
1626099349,5cyclictest1829-21runrttasks23:18:330
1626099349,5cyclictest1829-21runrttasks23:18:330
1626099344,4cyclictest81rcu_preempt00:21:530
1626099342,28cyclictest2309-21cron21:45:010
1626099342,17cyclictest6559-21cron21:10:000
16260993420,4cyclictest3-21ksoftirqd/021:21:250
1626099341,6cyclictest2309-21cron21:00:000
1626099341,6cyclictest2309-21cron20:59:590
1626099341,29cyclictest2309-21cron21:05:000
195342331,28sleep02645-21snmpd19:35:040
1626199336,4cyclictest81rcu_preempt22:25:241
1626199333,4cyclictest81rcu_preempt21:57:251
1626199333,4cyclictest81rcu_preempt21:32:461
16261993326,3cyclictest0-21swapper/121:22:361
1626199332,4cyclictest81rcu_preempt22:32:151
1626199331,5cyclictest0-21swapper/120:44:361
16260993317,5cyclictest3-21ksoftirqd/000:51:580
1626099331,5cyclictest0-21swapper/020:36:360
1626099331,5cyclictest0-21swapper/020:16:150
1626099331,30cyclictest0-21swapper/020:25:350
1626199324,5cyclictest81rcu_preempt00:50:001
1626199324,4cyclictest81rcu_preempt23:39:191
1626199324,4cyclictest81rcu_preempt22:00:391
1626199322,9cyclictest0-21swapper/121:41:141
1626199321,4cyclictest81rcu_preempt23:50:381
16261993213,10cyclictest22-21ksoftirqd/123:57:031
16261993212,15cyclictest19761-21ls00:10:171
1626099327,4cyclictest81rcu_preempt23:50:230
1626099321,6cyclictest0-21swapper/023:38:550
16260993215,6cyclictest3-21ksoftirqd/020:21:000
1626099321,29cyclictest0-21swapper/020:48:160
1626199314,4cyclictest81rcu_preempt23:42:421
1626199311,8cyclictest11578-21chrt22:20:531
1626199311,4cyclictest0-21swapper/119:39:161
1626199311,28cyclictest0-21swapper/121:19:161
1626199311,28cyclictest0-21swapper/120:28:361
1626099319,7cyclictest3-21ksoftirqd/022:35:210
231952301,5sleep10-21swapper/121:25:591
189992301,5sleep00-21swapper/019:31:020
1626199303,4cyclictest81rcu_preempt22:50:131
1626199303,4cyclictest81rcu_preempt19:52:301
1626199301,27cyclictest0-21swapper/120:19:161
16260993023,5cyclictest0-21swapper/019:51:360
1626099302,16cyclictest0-21swapper/020:30:270
16260993014,5cyclictest3-21ksoftirqd/020:53:590
16260993013,5cyclictest24570-21irqstats20:00:210
202152291,5sleep00-21swapper/019:40:270
1626199291,5cyclictest81rcu_preempt20:58:051
1626199291,5cyclictest81rcu_preempt20:58:051
1626199290,4cyclictest81rcu_preempt21:00:191
16260992914,5cyclictest3-21ksoftirqd/020:43:130
234572281,5sleep00-21swapper/019:56:360
1626199282,4cyclictest81rcu_preempt19:40:131
1626199281,4cyclictest81rcu_preempt20:02:051
16260992811,5cyclictest30497-21gdbus20:13:470
291872271,5sleep10-21swapper/120:22:101
191722271,5sleep10-21swapper/119:32:521
1626199272,4cyclictest81rcu_preempt19:47:131
1626199265,7cyclictest3459-21wc20:55:001
16260992612,11cyclictest0-21swapper/020:06:040
16261992517,4cyclictest22-21ksoftirqd/120:45:301
1626199251,4cyclictest81rcu_preempt19:55:471
262632241,5sleep10-21swapper/120:09:331
16261992310,10cyclictest22-21ksoftirqd/120:10:111
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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