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2026-01-22 - 14:19
[ 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 #4, slot #1

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 rack4slot1s.osadl.org (updated Thu Jan 22, 2026 12:44:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1256021230,3sleep20-21swapper/209:36:022
1256021230,3sleep20-21swapper/209:36:022
201821200,1chrt595-21sshd07:41:070
201821200,1chrt595-21sshd07:41:070
3274021130,3chrt0-21swapper/210:35:522
3274021130,3chrt0-21swapper/210:35:522
229162830,2sleep30-21swapper/308:40:393
229162830,2sleep30-21swapper/308:40:393
203192730,3sleep20-21swapper/208:31:022
84632530,2sleep30-21swapper/312:30:503
84632530,2sleep30-21swapper/312:30:503
135952530,1sleep00-21swapper/008:15:400
135952530,1sleep00-21swapper/008:15:400
121322480,5chrt0-21swapper/208:10:512
121322480,5chrt0-21swapper/208:10:512
63472470,3sleep20-21swapper/209:20:552
63472470,3sleep20-21swapper/209:20:552
22006994225,9cyclictest0-21swapper/011:36:060
22006994225,9cyclictest0-21swapper/011:36:060
22006994224,13cyclictest700-21192.168.115.40-manager09:47:330
22006994224,13cyclictest700-21192.168.115.40-manager09:47:330
143912420,3sleep30-21swapper/311:20:483
143912420,3sleep30-21swapper/311:20:483
22006994113,17cyclictest11513-21seq08:08:120
22006994026,11cyclictest700-21192.168.115.40-manager09:23:520
22006994026,11cyclictest700-21192.168.115.40-manager09:23:520
22006994025,12cyclictest700-21192.168.115.40-manager08:46:310
273032390,1sleep00-21swapper/008:50:540
22006993930,7cyclictest700-21192.168.115.40-manager08:39:310
22006993930,7cyclictest700-21192.168.115.40-manager08:39:310
22006993930,6cyclictest700-21192.168.115.40-manager09:57:030
22006993930,6cyclictest700-21192.168.115.40-manager09:57:030
22006993930,6cyclictest700-21192.168.115.40-manager09:57:030
22006993913,11cyclictest25064-21/usr/sbin/munin11:46:030
22006993910,13cyclictest28692-21cat10:25:440
22006993910,13cyclictest28692-21cat10:25:440
22006993826,9cyclictest700-21192.168.115.40-manager10:28:040
22006993826,9cyclictest700-21192.168.115.40-manager10:28:040
22006993810,11cyclictest29316-21sed07:30:480
22006993810,11cyclictest29316-21sed07:30:480
214322380,3sleep20-21swapper/210:05:532
214322380,3sleep20-21swapper/210:05:532
22006993726,9cyclictest700-21192.168.115.40-manager10:34:050
22006993726,9cyclictest700-21192.168.115.40-manager10:34:050
22006993726,9cyclictest700-21192.168.115.40-manager09:41:030
22006993726,9cyclictest700-21192.168.115.40-manager09:41:030
22006993726,9cyclictest700-21192.168.115.40-manager09:30:330
22006993726,9cyclictest700-21192.168.115.40-manager09:30:330
22006993725,10cyclictest700-21192.168.115.40-manager08:17:310
22006993725,10cyclictest700-21192.168.115.40-manager08:17:310
22006993712,8cyclictest12576-21find11:15:500
22006993712,8cyclictest12576-21find11:15:500
327452360,2chrt0-21swapper/009:05:530
325022360,3sleep00-21swapper/007:36:040
325022360,3sleep00-21swapper/007:36:040
325022360,3sleep00-21swapper/007:36:040
269742360,2chrt26976-21cpuspeed08:50:511
22006993626,8cyclictest700-21192.168.115.40-manager08:23:010
22006993626,7cyclictest700-21192.168.115.40-manager09:19:020
22006993626,7cyclictest700-21192.168.115.40-manager09:19:020
22006993625,9cyclictest700-21192.168.115.40-manager10:03:030
22006993625,9cyclictest700-21192.168.115.40-manager10:03:030
22006993612,9cyclictest7883-21taskset12:28:540
22006993612,9cyclictest7883-21taskset12:28:540
22006993611,11cyclictest17089-21seq09:52:320
22006993611,11cyclictest17089-21seq09:52:320
22006993610,9cyclictest142-21systemd-journal12:12:220
22006993610,9cyclictest142-21systemd-journal12:12:220
22006993610,12cyclictest20909-21taskset08:33:540
22006993527,6cyclictest700-21192.168.115.40-manager10:43:050
22006993527,6cyclictest700-21192.168.115.40-manager10:43:050
22006993525,8cyclictest700-21192.168.115.40-manager09:33:020
22006993525,8cyclictest700-21192.168.115.40-manager09:33:020
22006993524,9cyclictest700-21192.168.115.40-manager09:40:030
22006993524,9cyclictest700-21192.168.115.40-manager09:40:030
22006993524,9cyclictest700-21192.168.115.40-manager08:43:010
22006993524,9cyclictest700-21192.168.115.40-manager08:43:010
22006993524,9cyclictest700-21192.168.115.40-manager08:43:010
22006993524,8cyclictest700-21192.168.115.40-manager10:15:040
22006993524,8cyclictest700-21192.168.115.40-manager10:15:040
22006993520,11cyclictest32517-21acpi10:35:500
22006993520,11cyclictest32517-21acpi10:35:500
22006993513,7cyclictest12169-21chrt11:13:250
22006993513,7cyclictest12169-21chrt11:13:250
22006993512,7cyclictest19545-21taskset11:32:080
22006993512,7cyclictest19545-21taskset11:32:080
22006993511,8cyclictest335-21taskset12:09:180
2200699349,8cyclictest4947-21/usr/sbin/munin12:20:530
2200699349,8cyclictest4947-21/usr/sbin/munin12:20:530
2200699349,8cyclictest4947-21/usr/sbin/munin12:20:530
2200699349,10cyclictest22675-21chrt10:07:080
2200699349,10cyclictest22675-21chrt10:07:080
2200699347,12cyclictest11503-21chrt12:37:310
2200699347,12cyclictest11503-21chrt12:37:310
22006993422,10cyclictest700-21192.168.115.40-manager10:19:190
22006993422,10cyclictest700-21192.168.115.40-manager10:19:190
22006993422,10cyclictest700-21192.168.115.40-manager10:19:190
22006993413,7cyclictest30706-21chrt07:31:540
22006993413,7cyclictest30706-21chrt07:31:540
22006993413,7cyclictest22526-21/usr/sbin/munin11:40:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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