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2026-02-24 - 08:26
[ 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 #b, slot #5

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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  Phytec
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 rackbslot5s.osadl.org (updated Tue Feb 24, 2026 00:44:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
398073996150,7cyclictest410573-21awk19:45:012
398068995849,5cyclictest467004-21unixbench_singl22:25:251
398064995444,5cyclictest408845-21sendmail19:40:010
398077994941,5cyclictest5022902sleep300:10:113
398073994835,8cyclictest311ktimers/220:50:122
398064994836,9cyclictest121ktimers/021:50:130
398064994733,11cyclictest121ktimers/022:10:130
398073994533,7cyclictest477256-21grep22:55:252
398068994433,6cyclictest454195-21fschecks_time21:50:161
398077994331,8cyclictest469135-21auditctl22:35:003
398064994234,4cyclictest495015-21munin-plugin-st23:50:000
398064994228,11cyclictest121ktimers/000:05:130
398068994134,4cyclictest439900-21gpgv21:10:011
398064994032,4cyclictest0-21swapper/023:44:590
398073993932,4cyclictest508905-21sh00:30:002
398068993932,4cyclictest443486-21sh21:20:001
398064993933,3cyclictest484747-21sh23:19:590
398077993830,4cyclictest486457-21sh23:25:003
398068993831,4cyclictest495016-21munin-plugin-st23:50:001
398073993727,5cyclictest0-21swapper/221:35:262
398073993727,5cyclictest0-21swapper/221:35:262
398064993729,4cyclictest0-21swapper/020:00:010
398073993626,5cyclictest481119-21munin-plugin-st23:10:002
398073993626,5cyclictest481119-21munin-plugin-st23:10:002
398068993628,5cyclictest445216-21munin-plugin-st21:25:001
398068993625,6cyclictest0-21swapper/122:40:281
398077993525,5cyclictest0-21swapper/300:05:163
398068993525,6cyclictest477675-21cron23:00:001
398064993524,7cyclictest502497-21tune2fs00:10:160
398077993426,4cyclictest0-21swapper/322:20:013
398077993425,5cyclictest402012-21grep19:20:013
398077993424,5cyclictest0-21swapper/319:27:483
398073993425,4cyclictest0-21swapper/220:10:012
398068993427,4cyclictest457166-21cron22:00:001
398068993427,3cyclictest0-21swapper/119:20:011
398068993426,5cyclictest410575-21munin-run19:45:011
398077993325,4cyclictest0-21swapper/320:30:253
398077993324,5cyclictest0-21swapper/320:59:593
398077993321,8cyclictest499907-21grep00:00:253
398073993324,4cyclictest0-21swapper/220:42:572
398073993323,6cyclictest498173-21grep23:55:262
398073993322,8cyclictest512312-21auditctl00:40:012
398068993325,5cyclictest491582-21munin-plugin-st23:40:001
398068993325,4cyclictest0-21swapper/120:20:011
398064993325,4cyclictest0-21swapper/021:20:250
398064993323,7cyclictest405437-21munin-plugin-st19:30:010
398077993224,4cyclictest0-21swapper/322:55:253
398077993224,4cyclictest0-21swapper/322:50:263
398077993210,6cyclictest40-21ksoftirqd/319:10:163
398073993222,6cyclictest0-21swapper/223:25:262
398073993222,6cyclictest0-21swapper/222:25:252
398073993220,7cyclictest0-21swapper/223:35:232
398068993224,4cyclictest0-21swapper/119:45:291
398068993223,4cyclictest0-21swapper/120:00:011
398068993222,6cyclictest459331-21fschecks_time22:05:171
398068993221,6cyclictest0-21swapper/122:15:261
398064993222,8cyclictest505481-21grep00:20:000
398064993222,8cyclictest505481-21grep00:20:000
398077993125,3cyclictest0-21swapper/322:25:003
398077993124,4cyclictest412486-21latency_hist19:50:013
398077993124,3cyclictest0-21swapper/321:40:253
398077993123,5cyclictest0-21swapper/300:40:013
398077993123,4cyclictest0-21swapper/319:20:253
398077993121,6cyclictest439424-21grep21:05:253
398077993119,9cyclictest446910-21idleruntime-cro21:30:003
398073993124,3cyclictest0-21swapper/223:15:002
398073993124,3cyclictest0-21swapper/223:15:002
398073993123,4cyclictest0-21swapper/221:30:262
398073993123,4cyclictest0-21swapper/219:40:012
398073993122,5cyclictest453335-21unixbench_singl21:45:272
398073993122,4cyclictest0-21swapper/200:35:002
398068993125,4cyclictest436211-21kworker/u8:0+events_unbound20:57:581
398068993124,4cyclictest0-21swapper/120:05:281
398068993123,4cyclictest0-21swapper/123:20:011
398068993123,4cyclictest0-21swapper/100:25:251
398068993122,5cyclictest0-21swapper/119:25:261
398068993122,4cyclictest0-21swapper/120:40:161
398068993121,6cyclictest0-21swapper/120:45:281
398068993117,9cyclictest0-21swapper/120:20:261
398064993123,4cyclictest0-21swapper/023:20:260
398077993021,5cyclictest437715-21grep21:00:263
398077993019,4cyclictest131rcu_preempt20:07:463
398077993010,5cyclictest40-21ksoftirqd/321:10:163
398073993024,3cyclictest0-21swapper/200:05:002
398073993021,4cyclictest0-21swapper/220:15:172
398073993018,10cyclictest311ktimers/222:20:102
398068993020,6cyclictest0-21swapper/120:35:271
398068993019,7cyclictest0-21swapper/100:10:001
398064993023,3cyclictest0-21swapper/020:20:010
398064993022,3cyclictest0-21swapper/021:00:000
398064993021,6cyclictest0-21swapper/023:35:000
398064993020,6cyclictest410589-21gpgv19:45:010
39807799298,4cyclictest40-21ksoftirqd/323:10:153
39807799298,4cyclictest40-21ksoftirqd/323:10:153
39807799296,5cyclictest0-21swapper/319:35:253
39807799295,6cyclictest40-21ksoftirqd/323:45:013
398077992921,5cyclictest0-21swapper/321:45:283
398077992918,7cyclictest425740-21grep20:25:253
398077992917,8cyclictest1-21systemd21:22:593
398073992920,5cyclictest0-21swapper/220:40:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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