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2026-03-08 - 08:56
[ 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 #3, slot #6

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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack3slot6s.osadl.org (updated Sun Mar 08, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11230212096,19sleep00-21swapper/019:07:500
11212212097,18sleep20-21swapper/219:07:362
11172211897,16sleep10-21swapper/119:07:071
10863211798,14sleep30-21swapper/319:05:533
1341721050,4sleep21146299cyclictest19:15:122
254512750,1sleep20-21swapper/221:15:012
28942720,1sleep1221ktimersoftd/121:25:051
235352660,0sleep00-21swapper/023:59:000
1145599231,13cyclictest0-21swapper/122:05:141
1145599221,3cyclictest0-21swapper/122:35:151
1145599220,3cyclictest0-21swapper/122:15:111
1145599220,20cyclictest0-21swapper/120:20:181
1145599220,13cyclictest10499-21fschecks_count23:45:121
38722210,1sleep011-21rcuc/021:59:080
1145599210,3cyclictest29276-21grep20:00:141
1145599210,3cyclictest17583-21ssh23:52:271
1145599210,3cyclictest0-21swapper/119:35:141
1145599210,3cyclictest0-21swapper/119:10:091
1145599210,3cyclictest0-21swapper/100:35:141
1145599201,10cyclictest0-21swapper/100:08:381
1145599200,3cyclictest3586-21sh21:58:461
1145599200,3cyclictest2632-21ssh22:30:181
1145599200,3cyclictest18642-21munin-node1
1145599200,3cyclictest14327-21gltestperf20:50:141
1145599200,3cyclictest0-21swapper/123:58:021
1145599200,3cyclictest0-21swapper/122:57:381
1145599200,3cyclictest0-21swapper/121:35:151
1145599200,3cyclictest0-21swapper/121:12:151
1145599200,3cyclictest0-21swapper/120:41:021
1145599200,3cyclictest0-21swapper/120:05:021
1145599200,3cyclictest0-21swapper/119:45:191
1145599200,18cyclictest0-21swapper/120:25:171
1145599192,3cyclictest12224-21hwlatdetect22:40:151
1145599191,3cyclictest14669-21munin-node1
1145599191,3cyclictest0-21swapper/120:10:131
1145599190,3cyclictest25786-21ssh22:54:591
1145599190,3cyclictest25333-21sh00:34:151
1145599190,3cyclictest18568-21ssh22:46:391
1145599190,3cyclictest0-21swapper/123:09:181
1145599190,3cyclictest0-21swapper/122:22:311
1145599190,3cyclictest0-21swapper/122:22:301
1145599190,17cyclictest0-21swapper/123:40:161
1145599190,17cyclictest0-21swapper/119:15:391
1144999190,2cyclictest0-21swapper/021:35:120
49742180,2sleep14977-21aten2.4_r3power22:00:141
1145599184,4cyclictest15790-21grep20:55:131
1145599181,3cyclictest0-21swapper/121:15:151
1145599181,15cyclictest8608-21munin-node1
1145599181,15cyclictest0-21swapper/122:25:151
1145599180,3cyclictest12056-21munin-node1
1145599180,3cyclictest0-21swapper/119:20:401
1145599180,3cyclictest0-21swapper/100:25:131
1145599180,3cyclictest0-21swapper/100:01:501
1145599180,2cyclictest20433-21diskmemload23:33:081
1146299171,2cyclictest0-21swapper/221:35:122
1145599177,8cyclictest0-21swapper/123:20:121
1145599173,12cyclictest4562-21gdm-simple-gree19:28:581
1145599171,3cyclictest0-21swapper/123:15:141
1145599171,3cyclictest0-21swapper/121:45:161
1145599171,3cyclictest0-21swapper/120:15:121
11455991710,6cyclictest0-21swapper/121:50:141
1145599170,16cyclictest0-21swapper/121:20:321
1145599170,15cyclictest0-21swapper/123:10:141
1145599170,15cyclictest0-21swapper/119:40:131
1146899161,13cyclictest2376-21ssh22:30:163
1146299161,3cyclictest19395-21munin-run23:55:002
1145599166,2cyclictest0-21swapper/121:00:181
1145599164,3cyclictest5672sleep123:01:281
1145599164,3cyclictest5425-21sh00:13:291
1145599164,3cyclictest20433-21diskmemload21:31:431
1145599164,3cyclictest1080-21processes23:35:211
1145599163,11cyclictest12589-21sh00:20:181
1145599161,3cyclictest0-21swapper/100:15:121
1145599161,13cyclictest23597-21fschecks_time23:25:141
1145599160,3cyclictest18495-21munin-node1
1146899151,12cyclictest13323-21apt-get23:15:113
11468991510,3cyclictest27436-21ssh23:29:583
1146899150,13cyclictest934-21kworker/u8:020:21:053
1146899150,13cyclictest0-21swapper/322:46:013
1146899150,13cyclictest0-21swapper/322:13:073
1146899150,13cyclictest0-21swapper/319:30:163
11462991510,3cyclictest27712-21ssh00:03:012
11462991510,3cyclictest0-21swapper/223:11:212
1145599153,2cyclictest0-21swapper/120:30:121
1145599151,3cyclictest0-21swapper/121:05:131
1145599151,3cyclictest0-21swapper/119:55:141
1145599151,3cyclictest0-21swapper/119:50:121
1146899149,3cyclictest21704-21sendmail19:39:593
11468991410,2cyclictest0-21swapper/322:00:163
1146899140,12cyclictest27638-21kworker/u8:121:20:053
1146899140,12cyclictest0-21swapper/323:55:183
1146299149,3cyclictest0-21swapper/222:35:102
11462991410,2cyclictest30644-21apt-get23:00:072
11462991410,2cyclictest30561-21telnet20:05:132
1146299140,3cyclictest0-21swapper/223:15:182
1144999141,11cyclictest30549-21apt-get21:20:110
1144999140,12cyclictest0-21swapper/023:45:000
1144999140,12cyclictest0-21swapper/020:45:160
1144999140,12cyclictest0-21swapper/000:14:590
285092130,1sleep228510-21ssh22:56:592
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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