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2026-03-05 - 18:09
[ 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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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 50 highest latencies:
System rackbslot5s.osadl.org (updated Thu Mar 05, 2026 12:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
473238995442,8cyclictest535574-21grep10:05:252
473242995237,11cyclictest391ktimers/309:05:123
473233995042,5cyclictest487833-21ls07:50:011
473229994923,7cyclictest483778-21grep07:35:250
473242994836,8cyclictest391ktimers/309:25:123
473238994639,4cyclictest487834-21munin-run07:50:012
473238994635,7cyclictest540668-21grep10:20:252
473233994535,6cyclictest0-21swapper/109:00:251
473229994530,11cyclictest121ktimers/007:30:120
473242994437,4cyclictest0-21swapper/307:25:003
473242994431,10cyclictest391ktimers/309:50:123
473229994438,4cyclictest587379-21munin-plugin-st12:40:010
473233994335,5cyclictest553056-21sendmail11:00:001
473238994233,5cyclictest538995-21unixbench_singl10:15:262
473233994233,5cyclictest645-21runrttasks08:15:151
473242994134,4cyclictest0-21swapper/311:55:003
473238994132,5cyclictest577154-21ls12:09:592
473233994131,6cyclictest0-21swapper/110:05:001
473233994129,8cyclictest231ktimers/107:15:111
473229994134,4cyclictest573742-21munin-plugin-st11:59:590
473229994132,6cyclictest515329-21wc09:10:010
473238994032,4cyclictest0-21swapper/207:40:222
473233994032,5cyclictest550094-21grep10:50:161
473233994031,5cyclictest0-21swapper/109:10:001
473242993927,8cyclictest582272-21audit_send_reply12:24:593
473233993928,8cyclictest581799-21grep12:20:251
473229993930,6cyclictest0-21swapper/012:24:590
473242993829,7cyclictest467628-21kworker/u8:1+events_unbound09:00:423
473242993825,9cyclictest566719-21sendmail11:40:003
473238993830,4cyclictest0-21swapper/209:35:002
473233993827,7cyclictest0-21swapper/107:20:241
473233993826,7cyclictest0-21swapper/110:45:271
473233993825,9cyclictest231ktimers/109:35:121
473229993828,7cyclictest523847-21sh09:35:010
473242993728,6cyclictest0-21swapper/308:55:003
473238993728,5cyclictest582281-21munin-run12:25:002
473238993726,7cyclictest527269-21sh09:45:012
473238993714,19cyclictest489089-21head07:50:252
473233993729,4cyclictest485907-21cron07:45:001
473233993728,5cyclictest0-21swapper/112:35:011
473229993727,6cyclictest0-21swapper/010:20:260
473242993625,8cyclictest534086-21sh10:05:013
473238993628,4cyclictest0-21swapper/208:05:002
473238993626,6cyclictest0-21swapper/211:05:262
473238993625,8cyclictest561585-21cron11:25:012
473238993625,7cyclictest0-21swapper/209:10:252
473233993626,6cyclictest530235-21grep09:50:261
473233993626,6cyclictest0-21swapper/111:40:251
473242993527,4cyclictest518741-21sh09:20:003
473242993525,7cyclictest542833-21munin-plugin-st10:30:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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