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2026-01-25 - 03:29
[ 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 Sun Jan 25, 2026 00:44:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
240560199763,6cyclictest0-21swapper/022:05:180
240560199761,69cyclictest2448901-21/usr/sbin/munin23:20:180
240560199752,65cyclictest2427492-21df_inode21:15:180
2405601997325,42cyclictest20650irq/252-8000000.ethernet19:15:250
240560199722,4cyclictest2417723-21/usr/sbin/munin20:15:290
240560199721,65cyclictest2445516-21diskstats23:00:190
240560199721,64cyclictest2405680-21latency_hist19:10:020
240560199721,4cyclictest2430127-21/usr/sbin/munin21:30:170
240560199712,62cyclictest2430897-21/usr/sbin/munin21:35:120
240560199712,4cyclictest2451604-21irqstats23:35:220
2405603997059,8cyclictest231ktimers/119:35:011
240560199701,4cyclictest2420712-21/usr/sbin/munin20:35:190
240560199692,61cyclictest0-21swapper/022:40:260
240560199691,65cyclictest0-21swapper/022:15:280
240560199681,64cyclictest2459166-21sh00:20:200
240560199681,61cyclictest2452950-21sed23:45:020
240560199672,62cyclictest0-21swapper/019:35:230
240560199671,2cyclictest0-21swapper/000:00:020
240560199661,3cyclictest2416697-21ptp4l-jitter20:10:270
240560199652,3cyclictest2448576-21users23:15:280
240560199652,3cyclictest2435518-21meminfo22:00:220
240560199651,62cyclictest0-21swapper/019:20:230
240560199651,62cyclictest0-21swapper/019:20:230
240560199643,57cyclictest2450208-21grep23:25:280
240560199642,59cyclictest0-21swapper/021:45:210
240560199641,61cyclictest0-21swapper/019:10:270
240560199641,3cyclictest2450806-21memory23:30:240
240560199631,60cyclictest0-21swapper/019:55:020
240560199622,3cyclictest2458796-21users00:15:270
240560199621,59cyclictest2426104-21gzip21:05:260
240560199621,4cyclictest2421508-21df_inode20:40:180
240560199611,56cyclictest2408683-21fschecks_count19:25:190
240560199611,53cyclictest2443725-21latency_hist22:50:010
240560199611,4cyclictest2456641-21grep00:05:200
240560599604,30cyclictest0-21swapper/222:30:002
2405601996024,31cyclictest0-21swapper/022:20:200
2405601996019,33cyclictest0-21swapper/020:00:020
240560199601,52cyclictest0-21swapper/000:35:130
240560199593,16cyclictest20850irq/208-8000000.ethernet22:10:130
2405601995926,30cyclictest2454642-21latency_hist23:55:010
2405601995924,30cyclictest0-21swapper/021:20:250
240560199592,23cyclictest2412021-21/usr/sbin/munin19:45:150
240560199591,56cyclictest0-21swapper/020:20:240
240560199591,3cyclictest2439601-21diskstats22:25:180
240560199591,3cyclictest2422370-21grep20:45:210
240560199591,3cyclictest2414594-21apt-get20:00:100
2405601995840,14cyclictest167350irq/118-8000000.ethernet-tx020:50:160
240560199582,52cyclictest2456122-21sendmail_mailqu00:00:280
240560199582,3cyclictest2460516-21cron00:30:000
240560199571,54cyclictest0-21swapper/020:30:200
240560199571,51cyclictest0-21swapper/022:40:010
240560199571,3cyclictest2418817-21apt-get20:25:140
2405601995620,4cyclictest2433537-21/usr/sbin/munin21:50:190
240560199561,4cyclictest2444639-21df22:55:170
240560199561,4cyclictest2409548-21ssh19:30:180
240560199552,51cyclictest2447464-21phc2sys-jitter23:10:270
240560199552,51cyclictest2447464-21phc2sys-jitter23:10:270
240560199552,50cyclictest0-21swapper/020:05:200
240560199552,50cyclictest0-21swapper/020:05:200
2405601995519,30cyclictest0-21swapper/000:10:250
2405601995515,8cyclictest0-21swapper/022:30:240
240560199551,52cyclictest0-21swapper/019:40:190
2405603995446,5cyclictest2448611-21munin-plugin-st23:19:591
2405603995444,6cyclictest231ktimers/119:10:131
2405603995441,9cyclictest2430693-21sh21:34:591
240560199531,50cyclictest0-21swapper/000:30:220
240560199531,25cyclictest0-21swapper/023:45:210
2405605995242,4cyclictest2428073-21sendmail21:20:002
240560199521,3cyclictest2447019-21sed23:10:020
2405605995117,28cyclictest0-21swapper/222:55:282
240560199512,46cyclictest0-21swapper/021:10:170
2405601995123,6cyclictest2431753-21/usr/sbin/munin21:40:200
2405601995123,6cyclictest2431753-21/usr/sbin/munin21:40:190
2405601995115,7cyclictest0-21swapper/021:25:200
2405605995037,8cyclictest0-21swapper/200:04:592
2405601995042,4cyclictest167350irq/118-8000000.ethernet-tx022:50:220
240560199503,23cyclictest0-21swapper/021:55:270
240560199501,3cyclictest2425434-21users21:00:290
240560199501,27cyclictest0-21swapper/020:58:470
2405603994930,14cyclictest0-21swapper/121:00:271
2405603994924,17cyclictest231ktimers/122:15:011
2405603994838,5cyclictest2434074-21munin-plugin-st21:55:001
2405605994739,4cyclictest2447765-21munin-plugin-st23:15:002
2405605994739,4cyclictest2447765-21munin-plugin-st23:15:002
2405605994736,5cyclictest2443490-21grep22:45:282
240560599471,24cyclictest0-21swapper/219:50:012
2405603994734,8cyclictest0-21swapper/100:00:281
2405603994734,10cyclictest0-21swapper/122:10:001
2405603994733,10cyclictest2434926-21sendmail22:00:011
2405603994731,11cyclictest0-21swapper/122:45:281
2405603994633,9cyclictest231ktimers/121:40:121
2405603994633,9cyclictest231ktimers/121:40:121
2405605994540,2cyclictest0-21swapper/222:55:022
2405603994527,13cyclictest231ktimers/123:05:101
2405603994527,12cyclictest0-21swapper/100:25:321
2405603994524,17cyclictest231ktimers/100:20:131
2405605994436,4cyclictest2436700-21munin-plugin-st22:09:592
2405605994434,5cyclictest0-21swapper/220:00:262
2405605994433,7cyclictest0-21swapper/222:40:292
2405605994432,5cyclictest0-21swapper/219:15:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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