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2026-02-28 - 01:08
[ 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 #e, 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.

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 rackeslot6s.osadl.org (updated Fri Feb 27, 2026 12:44:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
274065299718,21cyclictest2764155-21/usr/sbin/munin09:25:191
274065499703,35cyclictest2741690-21cp07:15:012
274065299701,34cyclictest0-21swapper/112:30:161
274065199702,14cyclictest0-21swapper/007:55:180
274065199700,24cyclictest12-21ksoftirqd/009:10:020
2740654996710,15cyclictest2778587-21/usr/sbin/munin10:50:192
274065299644,29cyclictest0-21swapper/110:35:001
2740654996344,13cyclictest2769853-21sendmail10:00:012
274065199601,34cyclictest0-21swapper/008:30:010
274065499581,21cyclictest0-21swapper/211:10:012
274065299567,44cyclictest24-21ksoftirqd/110:00:011
2740652995547,4cyclictest2747728-21munin-plugin-st07:50:001
274065499545,17cyclictest30-21rcuc/208:55:012
274065499527,23cyclictest2775963-21/usr/sbin/munin10:35:192
274065199523,41cyclictest0-21swapper/011:50:010
274065199521,36cyclictest0-21swapper/008:50:010
2740651995213,21cyclictest15-21rcuc/011:15:010
2740654995040,7cyclictest2780060-21cron11:00:002
2740654995040,7cyclictest2780060-21cron11:00:002
2740654995012,15cyclictest2742871-21/usr/sbin/munin07:20:172
274065299502,31cyclictest0-21swapper/107:40:001
274065199502,2cyclictest0-21swapper/010:50:010
274065199502,2cyclictest0-21swapper/010:50:010
274065199501,32cyclictest0-21swapper/008:10:010
2740654994940,5cyclictest2797226-21run-parts12:40:012
2740654994940,5cyclictest2797226-21run-parts12:40:012
2740654994938,7cyclictest2757028-21grep08:40:272
274065199493,24cyclictest2796293-21apt-get12:35:010
2740654994839,5cyclictest2784305-21grep11:20:272
2740654994839,5cyclictest2784305-21grep11:20:272
274065199485,8cyclictest12-21ksoftirqd/010:00:010
274065199482,13cyclictest0-21swapper/008:40:010
2740654994739,4cyclictest2775766-21munin-plugin-st10:35:002
2740654994736,6cyclictest0-21swapper/209:20:212
274065299475,27cyclictest0-21swapper/112:15:021
2740652994733,8cyclictest0-21swapper/109:30:281
2740652994733,8cyclictest0-21swapper/109:30:281
274065299471,28cyclictest0-21swapper/110:05:011
2740651994731,10cyclictest0-21swapper/011:55:280
2740654994634,6cyclictest2744288-21grep07:25:282
274065299464,20cyclictest24-21ksoftirqd/112:00:011
2740652994627,12cyclictest0-21swapper/109:35:181
274065199466,2cyclictest2785831-21ps11:30:260
2740651994639,4cyclictest0-21swapper/012:00:210
2740651994639,4cyclictest0-21swapper/012:00:210
2740651994638,3cyclictest2758921-21apt-key08:55:010
2740654994534,7cyclictest2795373-21grep12:25:282
274065499452,39cyclictest2796458-21gpg-connect-age12:35:002
2740652994532,8cyclictest0-21swapper/107:55:001
274065299452,29cyclictest22-21rcuc/109:20:011
274065199455,24cyclictest0-21swapper/011:45:000
2740651994532,8cyclictest0-21swapper/012:15:010
2740654994437,4cyclictest311ktimers/208:05:022
2740652994430,10cyclictest0-21swapper/107:15:011
274065299441,6cyclictest0-21swapper/107:25:011
2740651994439,3cyclictest14-21rcu_preempt10:40:230
2740651994437,4cyclictest2789451-21munin-plugin-st11:55:000
2740651994431,9cyclictest0-21swapper/011:20:000
2740652994331,8cyclictest2795459-21munin-plugin-st12:30:001
2740652994327,10cyclictest0-21swapper/107:30:271
2740652994327,10cyclictest0-21swapper/107:30:271
2740651994337,3cyclictest167350irq/118-8000000.ethernet-tx010:50:140
274065199431,2cyclictest0-21swapper/010:55:020
274065199431,2cyclictest0-21swapper/010:55:020
274065499429,27cyclictest2765225-21if_eth009:30:222
274065499429,27cyclictest2765225-21if_eth009:30:222
2740654994227,10cyclictest0-21swapper/211:45:242
274065199429,29cyclictest12-21ksoftirqd/008:15:260
2740651994228,4cyclictest20850irq/208-8000000.ethernet10:35:000
274065199422,4cyclictest0-21swapper/007:35:010
274065199422,4cyclictest0-21swapper/007:35:010
2740651994221,18cyclictest20650irq/252-8000000.ethernet12:25:120
274065199421,6cyclictest2759661-21grep08:55:300
2740652994133,4cyclictest0-21swapper/112:25:001
2740652994126,8cyclictest0-21swapper/111:25:301
2740651994134,5cyclictest2786920-21sendmail11:40:010
274065199413,3cyclictest0-21swapper/010:15:020
274065199411,38cyclictest12-21ksoftirqd/007:45:250
274065199411,38cyclictest0-21swapper/011:00:230
2740654994030,6cyclictest0-21swapper/210:45:012
2740654994030,5cyclictest0-21swapper/208:00:282
2740654994025,10cyclictest0-21swapper/211:29:592
274065499401,12cyclictest0-21swapper/212:10:002
2740652994028,5cyclictest0-21swapper/111:30:241
274065299402,2cyclictest0-21swapper/108:50:011
2740652994021,11cyclictest0-21swapper/108:10:011
2740652994015,9cyclictest0-21swapper/110:45:011
2740651994035,3cyclictest167350irq/118-8000000.ethernet-tx007:35:190
274065199402,2cyclictest0-21swapper/010:10:000
274065199401,3cyclictest0-21swapper/009:25:160
2740654993927,7cyclictest2790220-21unixbench_singl11:55:302
2740652993930,5cyclictest231ktimers/107:45:011
2740652993929,6cyclictest0-21swapper/111:45:271
274065199393,4cyclictest0-21swapper/012:05:010
2740651993933,3cyclictest20650irq/252-8000000.ethernet07:15:140
2740651993928,7cyclictest0-21swapper/009:40:110
2740651993928,6cyclictest0-21swapper/010:35:280
2740651993922,15cyclictest0-21swapper/009:45:110
274065199391,36cyclictest12-21ksoftirqd/011:05:170
274065199391,36cyclictest0-21swapper/008:10:190
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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