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2026-02-04 - 08:18
[ 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 #0, slot #0

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.

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 100 highest latencies:
System r0s0s.osadl.org (updated Wed Feb 04, 2026 00:46:28)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
36948002321288,24sleep40-21swapper/419:05:254
36958162298279,12sleep70-21swapper/719:06:337
36946682296257,30sleep30-21swapper/319:05:243
36959872293276,10sleep10-21swapper/119:08:521
36957882288267,14sleep60-21swapper/619:06:076
36959592287267,13sleep20-21swapper/219:08:282
36958142287265,14sleep50-21swapper/519:06:305
36958472285266,12sleep00-21swapper/019:06:580
369654099384,30cyclictest171rcu_preempt22:26:443
369654099374,1cyclictest171rcu_preempt21:48:143
3696540993634,2cyclictest95-21kcompactd022:54:583
369654099354,30cyclictest0-21swapper/323:57:283
3696540993535,0cyclictest0-21swapper/323:17:183
3696540993533,0cyclictest0-21swapper/319:53:563
369654099350,2cyclictest45-21ksoftirqd/321:39:283
369654299340,33cyclictest0-21swapper/521:22:545
369654099344,30cyclictest0-21swapper/321:55:443
369654099344,30cyclictest0-21swapper/321:17:393
369654099344,30cyclictest0-21swapper/300:32:053
369654099344,30cyclictest0-21swapper/300:29:343
369654099344,30cyclictest0-21swapper/300:10:563
3696540993433,1cyclictest0-21swapper/323:54:273
369654099341,32cyclictest441ktimers/300:17:433
369654099340,2cyclictest45-21ksoftirqd/323:46:563
369654099340,2cyclictest441ktimers/322:36:103
3696544993330,2cyclictest449069-21snmpd22:15:327
3696544993330,2cyclictest449069-21snmpd21:34:337
369654499330,30cyclictest0-21swapper/720:13:367
369654499330,1cyclictest0-21swapper/719:33:577
369654399331,31cyclictest3848335-21ntpq00:05:266
369654399331,31cyclictest3848335-21ntpq00:05:256
3696542993330,2cyclictest449069-21snmpd20:58:395
3696542993330,2cyclictest449069-21snmpd19:34:415
3696542993330,2cyclictest449069-21snmpd19:21:185
369654299330,30cyclictest0-21swapper/523:08:095
3696541993330,2cyclictest449069-21snmpd21:40:074
369654099335,28cyclictest0-21swapper/323:03:443
369654099333,30cyclictest0-21swapper/323:36:483
369654099333,30cyclictest0-21swapper/323:11:323
369654099333,30cyclictest0-21swapper/321:31:403
369654099333,29cyclictest0-21swapper/323:20:083
3696540993332,1cyclictest0-21swapper/322:42:363
369654099333,0cyclictest0-21swapper/323:32:183
369654099333,0cyclictest0-21swapper/323:28:033
369654099333,0cyclictest0-21swapper/320:52:153
369654099333,0cyclictest0-21swapper/319:17:083
369654099332,30cyclictest0-21swapper/320:12:543
369654099331,32cyclictest441ktimers/323:44:273
369654099330,3cyclictest45-21ksoftirqd/322:31:193
369654099330,2cyclictest45-21ksoftirqd/323:07:173
369654099330,2cyclictest45-21ksoftirqd/321:40:493
369654099330,2cyclictest45-21ksoftirqd/319:37:123
369654099330,2cyclictest441ktimers/319:21:353
3696539993330,2cyclictest449069-21snmpd23:00:202
3696538993330,2cyclictest449069-21snmpd22:40:071
3696538993330,2cyclictest449069-21snmpd22:17:291
3696538993330,2cyclictest449069-21snmpd21:28:121
3696538993330,2cyclictest449069-21snmpd20:42:171
3696537993330,2cyclictest449069-21snmpd00:00:100
3696537993330,2cyclictest449069-21snmpd00:00:090
3696544993229,2cyclictest449069-21snmpd20:21:137
3696544993229,2cyclictest449069-21snmpd20:21:127
3696544993229,2cyclictest449069-21snmpd20:04:547
3696544993229,2cyclictest3730667-21cat20:15:147
369654499320,31cyclictest0-21swapper/721:45:147
3696543993230,2cyclictest449069-21snmpd20:58:456
3696543993230,2cyclictest449069-21snmpd20:27:296
3696543993230,2cyclictest449069-21snmpd20:20:106
3696543993230,2cyclictest449069-21snmpd20:20:096
3696542993230,1cyclictest449069-21snmpd20:15:165
369654299321,2cyclictest3052625-21f2b/a.sshd19:45:165
369654299320,31cyclictest0-21swapper/523:03:565
369654299320,30cyclictest0-21swapper/523:22:235
369654299320,30cyclictest0-21swapper/522:17:115
3696541993229,2cyclictest449069-21snmpd00:29:594
369654199320,31cyclictest0-21swapper/423:46:064
369654199320,31cyclictest0-21swapper/400:09:444
369654199320,31cyclictest0-21swapper/400:09:434
369654199320,31cyclictest0-21swapper/400:01:354
369654199320,31cyclictest0-21swapper/400:01:344
369654099323,0cyclictest0-21swapper/321:50:433
369654099323,0cyclictest0-21swapper/320:44:313
369654099323,0cyclictest0-21swapper/320:21:403
369654099323,0cyclictest0-21swapper/320:21:393
369654099323,0cyclictest0-21swapper/300:08:123
369654099323,0cyclictest0-21swapper/300:08:113
3696540993229,2cyclictest449069-21snmpd19:40:063
369654099322,30cyclictest0-21swapper/322:18:083
369654099322,30cyclictest0-21swapper/321:29:443
369654099322,30cyclictest0-21swapper/321:21:183
369654099322,30cyclictest0-21swapper/321:13:523
369654099322,30cyclictest0-21swapper/320:26:043
369654099322,30cyclictest0-21swapper/320:06:463
369654099322,1cyclictest0-21swapper/319:25:043
369654099322,0cyclictest0-21swapper/320:48:543
369654099322,0cyclictest0-21swapper/319:12:213
369654099322,0cyclictest0-21swapper/300:25:003
369654099321,30cyclictest441ktimers/300:00:443
369654099321,30cyclictest441ktimers/300:00:433
369654099320,3cyclictest45-21ksoftirqd/320:01:543
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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