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2026-01-14 - 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 #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 Wed Jan 14, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
12420211593,16sleep10-21swapper/119:07:371
122502115102,6sleep20-21swapper/219:05:262
12305211497,12sleep30-21swapper/319:06:073
12518211099,6sleep00-21swapper/019:08:510
1710421070,0sleep00-21swapper/023:20:380
306442710,1sleep10-21swapper/122:24:311
117412680,0sleep20-21swapper/222:39:472
1263399320,2cyclictest0-21swapper/020:45:110
113582300,7sleep00-21swapper/000:27:270
1263499231,2cyclictest0-21swapper/119:25:121
306982220,0sleep00-21swapper/021:10:390
1263699220,20cyclictest6358-21rm23:10:113
1263399220,20cyclictest28686-21diskmemload21:50:120
1263699201,2cyclictest0-21swapper/323:00:103
1263499200,15cyclictest23-21ksoftirqd/123:30:041
291872190,1sleep00-21swapper/023:35:130
12634991916,2cyclictest26545-21kworker/u8:021:09:041
12634991916,2cyclictest10822-21kworker/u8:220:38:051
12635991811,6cyclictest25544-21ssh00:07:062
12634991815,2cyclictest9562-21kworker/u8:019:47:051
12634991815,2cyclictest9562-21kworker/u8:019:32:051
12634991815,2cyclictest620-21kworker/u8:020:09:041
12634991815,2cyclictest28386-21kworker/u8:123:43:041
12634991815,2cyclictest19022-21kworker/u8:119:38:051
12634991815,2cyclictest17634-21kworker/u8:223:24:051
12634991815,2cyclictest14792-21kworker/u8:120:45:041
12634991815,2cyclictest13307-21kworker/u8:222:07:051
12634991815,2cyclictest13307-21kworker/u8:222:07:051
12634991815,2cyclictest12837-21kworker/u8:119:14:051
1263499181,15cyclictest0-21swapper/123:05:031
1263499180,3cyclictest0-21swapper/121:10:051
1263499180,13cyclictest0-21swapper/100:33:041
12633991811,5cyclictest168742sleep019:20:050
12634991714,2cyclictest9562-21kworker/u8:019:43:041
12634991714,2cyclictest9562-21kworker/u8:019:24:051
12634991714,2cyclictest620-21kworker/u8:020:13:051
12634991714,2cyclictest5450-21kworker/u8:123:27:051
12634991714,2cyclictest30567-21kworker/u8:119:53:041
12634991714,2cyclictest28386-21kworker/u8:123:49:051
12634991714,2cyclictest27009-21kworker/u8:219:58:051
12634991714,2cyclictest25061-21kworker/u8:022:01:041
12634991714,2cyclictest22328-21kworker/u8:120:56:041
12634991714,2cyclictest21061-21kworker/u8:000:11:051
12634991714,2cyclictest14792-21kworker/u8:120:43:041
12634991714,2cyclictest14226-21kworker/u8:223:56:041
12634991714,2cyclictest10822-21kworker/u8:220:30:041
12634991714,2cyclictest10151-21kworker/u8:022:40:041
1263499171,2cyclictest0-21swapper/121:50:051
1263499170,13cyclictest0-21swapper/121:21:041
1263499170,12cyclictest0-21swapper/121:59:041
1263599160,14cyclictest0-21swapper/222:00:052
1263499162,2cyclictest0-21swapper/123:00:051
1263499162,2cyclictest0-21swapper/121:18:051
1263499161,3cyclictest21658-21hddtemp_smartct22:50:151
12634991613,2cyclictest8051-21kworker/u8:122:16:041
12634991613,2cyclictest7729-21kworker/u8:023:53:051
12634991613,2cyclictest10614-21kworker/u8:200:35:051
12634991613,2cyclictest10614-21kworker/u8:200:35:051
1263499161,2cyclictest0-21swapper/123:39:051
1263499161,13cyclictest0-21swapper/100:25:051
1263499160,2cyclictest0-21swapper/121:42:051
1263399160,14cyclictest24070-21pzem_current00:05:180
1263699151,3cyclictest12933-21ssh23:16:153
1263699151,12cyclictest28686-21diskmemload22:29:083
1263699151,12cyclictest19623-21ssh00:00:183
1263699151,12cyclictest15890-21ssh00:32:433
1263699150,2cyclictest15832-21ssh22:44:073
1263599151,3cyclictest31359-21diskstats19:55:152
12635991512,2cyclictest25061-21kworker/u8:021:54:052
1263499152,7cyclictest0-21swapper/123:15:001
1263499151,2cyclictest0-21swapper/123:17:041
12634991512,2cyclictest8518-21kworker/u8:120:25:051
12634991512,2cyclictest27702-21kworker/u8:022:59:051
12634991512,2cyclictest22328-21kworker/u8:120:53:051
12634991512,2cyclictest15749-21kworker/u8:219:17:031
12634991510,3cyclictest0-21swapper/122:47:381
1263499150,2cyclictest0-21swapper/121:46:051
1263499150,2cyclictest0-21swapper/100:09:041
1263399151,12cyclictest7155-21iostat23:10:160
12633991511,2cyclictest3324-21cpu22:30:110
138932140,2sleep20-21swapper/221:29:262
1263699141,2cyclictest4831-21ssh23:07:583
12636991411,2cyclictest28686-21diskmemload22:46:223
12636991411,2cyclictest0-21swapper/322:33:023
12636991411,2cyclictest0-21swapper/321:15:113
12636991410,2cyclictest7458-21runrttasks22:23:493
12636991410,2cyclictest2536-21apt-get20:05:103
1263699140,2cyclictest0-21swapper/321:48:223
1263699140,13cyclictest0-21swapper/300:29:523
1263699140,12cyclictest7750-21ssh21:58:293
1263699140,12cyclictest27269-21ssh23:32:483
1263699140,12cyclictest0-21swapper/322:00:163
1263699140,12cyclictest0-21swapper/319:55:263
1263599140,12cyclictest0-21swapper/221:35:112
1263599140,12cyclictest0-21swapper/200:35:152
1263599140,12cyclictest0-21swapper/200:35:142
1263499141,2cyclictest0-21swapper/100:20:041
12634991411,2cyclictest26545-21kworker/u8:021:04:051
12634991411,2cyclictest11896-21kworker/u8:121:36:051
1263499140,2cyclictest0-21swapper/121:32:041
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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