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2026-02-21 - 20:26
[ 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 Sat Feb 21, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28004211694,17sleep20-21swapper/207:08:522
28028211493,16sleep00-21swapper/007:09:100
27880211495,14sleep30-21swapper/307:07:173
27775211495,14sleep10-21swapper/107:05:551
308512680,0sleep30-21swapper/310:01:433
28125994728,17cyclictest0-21swapper/112:15:101
2812599310,2cyclictest0-21swapper/111:30:081
28130992910,2cyclictest0-21swapper/311:30:093
2813099251,22cyclictest5674-21ssh10:10:123
2813099231,14cyclictest21133-21ssh12:06:113
168472230,0sleep10-21swapper/110:55:081
2813099221,11cyclictest18475-21ssh10:55:283
2813099220,13cyclictest5099-21sensors_fan07:30:243
2812599220,13cyclictest0-21swapper/109:50:101
28130992116,3cyclictest31185-21rm11:10:113
2812799210,4cyclictest0-21swapper/210:49:042
28125992118,2cyclictest12462-21kworker/u8:109:09:041
2812599210,5cyclictest0-21swapper/110:49:041
2812499210,16cyclictest0-21swapper/009:35:050
2812799202,2cyclictest0-21swapper/210:05:042
28127992017,2cyclictest30249-21kworker/u8:209:42:042
28127992017,2cyclictest12516-21kworker/u8:009:13:052
2812799201,17cyclictest0-21swapper/211:21:042
2812599203,2cyclictest0-21swapper/110:05:041
28125992017,2cyclictest4768-21kworker/u8:012:28:041
28125992017,2cyclictest27830-21kworker/u8:310:02:051
28125992017,2cyclictest24616-21kworker/u8:011:43:031
28125992014,5cyclictest0-21swapper/111:48:051
2812599201,2cyclictest0-21swapper/110:14:051
2812599200,18cyclictest0-21swapper/110:30:041
2812499200,15cyclictest0-21swapper/010:01:040
28127991916,2cyclictest6050-21kworker/u8:210:54:052
2812799191,2cyclictest0-21swapper/210:14:052
28125991916,2cyclictest6383-21kworker/u8:208:57:041
28125991916,2cyclictest6050-21kworker/u8:211:11:031
28125991916,2cyclictest4768-21kworker/u8:012:30:041
28125991916,2cyclictest12462-21kworker/u8:109:18:041
28125991916,2cyclictest12462-21kworker/u8:108:12:051
28125991916,2cyclictest12462-21kworker/u8:108:09:031
2812599190,2cyclictest0-21swapper/111:25:111
2813099181,7cyclictest12189-21diskmemload10:55:003
28127991815,2cyclictest30878-21kworker/u8:111:47:052
28127991815,2cyclictest24616-21kworker/u8:011:39:042
28127991815,2cyclictest19101-21kworker/u8:010:32:042
28127991815,2cyclictest11951-21kworker/u8:212:02:042
28125991815,2cyclictest30249-21kworker/u8:209:47:051
28125991815,2cyclictest28496-21kworker/u8:207:20:041
28125991815,2cyclictest27830-21kworker/u8:310:26:051
28125991815,2cyclictest23909-21kworker/u8:212:11:051
28125991815,2cyclictest2051-21kworker/u8:007:33:031
28125991815,2cyclictest12462-21kworker/u8:109:14:051
28125991815,2cyclictest12462-21kworker/u8:108:03:031
2812599180,2cyclictest0-21swapper/110:23:031
2812599180,12cyclictest0-21swapper/112:09:041
267122180,0sleep30-21swapper/310:30:293
28127991714,2cyclictest8616-21kworker/u8:009:45:052
28127991714,2cyclictest5639-21kworker/u8:110:22:042
28127991714,2cyclictest28496-21kworker/u8:207:25:042
28127991714,2cyclictest24203-21kworker/u8:011:06:042
28127991714,2cyclictest2051-21kworker/u8:007:32:042
28127991714,2cyclictest19101-21kworker/u8:010:40:042
28127991714,2cyclictest16980-21kworker/u8:111:01:052
28127991714,2cyclictest12462-21kworker/u8:108:19:042
2812799170,2cyclictest0-21swapper/209:21:052
2812599171,5cyclictest0-21swapper/109:30:001
28125991714,2cyclictest4768-21kworker/u8:012:37:051
28125991714,2cyclictest4768-21kworker/u8:012:23:041
28125991714,2cyclictest4768-21kworker/u8:012:01:041
28125991714,2cyclictest29655-21kworker/u8:111:15:051
28125991714,2cyclictest29655-21kworker/u8:111:15:041
28125991714,2cyclictest29655-21kworker/u8:111:08:041
28125991714,2cyclictest25769-21kworker/u8:107:36:051
28125991714,2cyclictest22556-21kworker/u8:008:23:051
28125991714,2cyclictest19101-21kworker/u8:010:42:041
28125991714,2cyclictest15168-21kworker/u8:211:50:041
28125991714,2cyclictest12462-21kworker/u8:108:47:051
2812599170,3cyclictest0-21swapper/111:55:041
2812599170,2cyclictest0-21swapper/111:03:051
2812599170,2cyclictest0-21swapper/109:21:051
2812499170,5cyclictest0-21swapper/009:23:030
2813099161,13cyclictest27167-21apt-get11:40:053
2813099161,13cyclictest20391-21latency_hist08:10:013
2813099160,14cyclictest0-21swapper/307:37:323
2812799162,2cyclictest9478-21rm11:55:052
28127991613,2cyclictest8572-21kworker/u8:207:50:042
28127991613,2cyclictest4768-21kworker/u8:012:33:042
28127991613,2cyclictest19101-21kworker/u8:010:39:052
28127991613,2cyclictest15168-21kworker/u8:211:40:042
28127991612,2cyclictest4768-21kworker/u8:011:52:042
28127991611,3cyclictest0-21swapper/209:30:152
2812799160,3cyclictest28969-21kworker/2:109:36:052
2812799160,2cyclictest0-21swapper/209:15:042
28125991613,2cyclictest8572-21kworker/u8:207:46:041
28125991613,2cyclictest12462-21kworker/u8:107:54:051
2812499160,14cyclictest0-21swapper/011:55:120
28130991510,3cyclictest24838-21python09:55:233
2812799151,3cyclictest5287-21python08:50:232
28127991512,2cyclictest30680-21kworker/u8:008:42:042
28127991512,2cyclictest15168-21kworker/u8:211:33:042
28127991512,2cyclictest12516-21kworker/u8:009:27:042
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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