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2026-02-21 - 13:44
[ 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 Sat Feb 21, 2026 12:46:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
6190262316282,25sleep20-21swapper/207:10:012
6189162299262,13sleep70-21swapper/707:08:297
6190212295276,12sleep60-21swapper/607:09:576
6188422291271,13sleep30-21swapper/307:07:283
6187742291272,12sleep10-21swapper/107:06:301
6189722289269,13sleep00-21swapper/007:09:180
6189502287266,13sleep50-21swapper/507:08:595
6187202286267,12sleep40-21swapper/407:05:454
619504993635,1cyclictest683131-21kworker/7:1+events09:57:207
619500993633,1cyclictest171rcu_preempt08:18:223
619504993535,0cyclictest0-21swapper/707:45:207
619502993529,2cyclictest449069-21snmpd08:53:255
619500993534,1cyclictest0-21swapper/307:45:203
61950099351,3cyclictest171rcu_preempt09:50:383
619504993433,1cyclictest0-21swapper/708:18:227
61949899340,33cyclictest0-21swapper/108:32:541
61949899340,33cyclictest0-21swapper/108:13:061
61949899340,30cyclictest0-21swapper/112:20:181
61949899340,1cyclictest0-21swapper/107:59:471
619502993330,2cyclictest623350-21cat07:15:155
619502993330,2cyclictest449069-21snmpd08:34:245
619502993329,3cyclictest449069-21snmpd09:32:255
619500993333,0cyclictest0-21swapper/309:49:563
619500993333,0cyclictest0-21swapper/309:49:563
619500993330,3cyclictest449069-21snmpd11:44:203
619498993328,4cyclictest449069-21snmpd07:10:431
619498993326,4cyclictest449069-21snmpd08:45:241
61949899330,30cyclictest0-21swapper/111:22:221
619497993330,2cyclictest449069-21snmpd10:56:310
61950499323,29cyclictest0-21swapper/711:20:527
619504993230,2cyclictest683131-21kworker/7:1+events10:06:267
619504993230,2cyclictest449069-21snmpd12:26:347
619503993229,2cyclictest779904-21cat12:25:146
619503993229,2cyclictest449069-21snmpd12:13:216
619503993229,2cyclictest449069-21snmpd08:18:276
61950399320,31cyclictest0-21swapper/611:35:386
61950399320,31cyclictest0-21swapper/611:35:386
61950399320,31cyclictest0-21swapper/610:56:016
61950399320,30cyclictest0-21swapper/611:50:096
61950399320,30cyclictest0-21swapper/609:49:356
61950399320,30cyclictest0-21swapper/609:49:356
61950399320,29cyclictest0-21swapper/610:14:516
619502993229,3cyclictest449069-21snmpd11:23:475
619502993229,2cyclictest449069-21snmpd12:03:065
619502993229,2cyclictest449069-21snmpd09:18:525
619502993229,2cyclictest449069-21snmpd08:13:215
61950299320,31cyclictest0-21swapper/508:21:465
619501993230,2cyclictest449069-21snmpd12:36:254
619501993230,2cyclictest449069-21snmpd07:43:114
61950199320,31cyclictest0-21swapper/409:22:584
61950099323,29cyclictest0-21swapper/310:06:503
619500993230,2cyclictest449069-21snmpd12:06:423
619500993230,1cyclictest449069-21snmpd11:15:233
619500993229,3cyclictest449069-21snmpd11:05:253
619499993232,0cyclictest0-21swapper/211:47:202
619499993232,0cyclictest0-21swapper/207:45:202
619499993230,2cyclictest640952-21cat07:50:142
619499993230,2cyclictest640952-21cat07:50:142
619499993230,2cyclictest449069-21snmpd12:20:312
619499993230,2cyclictest449069-21snmpd10:41:122
619499993230,2cyclictest449069-21snmpd10:05:082
619499993230,2cyclictest449069-21snmpd07:41:292
61949999320,31cyclictest0-21swapper/207:33:172
61949999320,31cyclictest0-21swapper/207:25:152
619498993230,2cyclictest449069-21snmpd10:59:041
619498993230,1cyclictest709363-21cat10:05:141
619498993229,2cyclictest686566-21cat09:20:141
61949899320,31cyclictest0-21swapper/110:18:121
61949899320,30cyclictest0-21swapper/107:51:531
61949899320,30cyclictest0-21swapper/107:51:531
619497993230,1cyclictest449069-21snmpd11:25:560
619497993229,2cyclictest449069-21snmpd11:15:170
61949799320,31cyclictest0-21swapper/010:15:130
61949799320,31cyclictest0-21swapper/007:20:040
619504993130,1cyclictest683131-21kworker/7:1+events12:38:367
619504993130,1cyclictest683131-21kworker/7:1+events12:31:567
619504993130,1cyclictest683131-21kworker/7:1+events12:23:227
619504993130,1cyclictest683131-21kworker/7:1+events12:10:467
619504993130,1cyclictest683131-21kworker/7:1+events12:04:027
619504993130,1cyclictest683131-21kworker/7:1+events11:36:207
619504993130,1cyclictest683131-21kworker/7:1+events11:36:207
619504993130,1cyclictest683131-21kworker/7:1+events11:33:327
619504993130,1cyclictest683131-21kworker/7:1+events11:28:367
619504993130,1cyclictest683131-21kworker/7:1+events11:16:427
619504993130,1cyclictest683131-21kworker/7:1+events11:12:167
619504993130,1cyclictest683131-21kworker/7:1+events11:07:547
619504993130,1cyclictest683131-21kworker/7:1+events11:00:407
619504993130,1cyclictest683131-21kworker/7:1+events10:58:547
619504993130,1cyclictest683131-21kworker/7:1+events10:51:127
619504993130,1cyclictest683131-21kworker/7:1+events10:41:507
619504993130,1cyclictest683131-21kworker/7:1+events10:37:027
619504993130,1cyclictest683131-21kworker/7:1+events10:23:547
619504993130,1cyclictest683131-21kworker/7:1+events10:12:427
619504993130,1cyclictest683131-21kworker/7:1+events10:03:307
619504993130,1cyclictest683131-21kworker/7:1+events09:43:587
619504993130,1cyclictest683131-21kworker/7:1+events09:32:067
619504993130,1cyclictest683131-21kworker/7:1+events09:25:397
619504993130,1cyclictest683131-21kworker/7:1+events09:23:087
619504993130,1cyclictest683131-21kworker/7:1+events09:19:567
619504993130,1cyclictest568905-21kworker/7:2+events09:14:467
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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