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2026-03-04 - 08:29
[ 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 50 highest latencies:
System rackeslot6s.osadl.org (updated Wed Mar 04, 2026 00:44:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
250349899771,32cyclictest0-21swapper/222:05:012
250349499692,22cyclictest0-21swapper/000:25:020
250349499691,41cyclictest0-21swapper/021:20:010
2503498996812,22cyclictest2507319-21/usr/sbin/munin19:30:202
250349899652,28cyclictest0-21swapper/222:25:012
2503497996210,34cyclictest24-21ksoftirqd/122:55:191
2503497996210,34cyclictest24-21ksoftirqd/122:55:181
2503497996142,12cyclictest231ktimers/123:00:161
250349799579,17cyclictest22-21rcuc/122:25:011
250349499574,27cyclictest0-21swapper/020:50:010
2503494995727,4cyclictest2556854-21apt-get00:20:120
2503494995721,3cyclictest2527245-21/usr/sbin/munin21:25:240
2503494995619,3cyclictest2529543-21diskstats21:40:190
250349499552,48cyclictest2543857-21sed23:00:290
2503494995520,4cyclictest2504882-21sh19:15:190
2503494995516,36cyclictest2509577-21grep19:40:260
2503497995445,5cyclictest2515745-21sendmail20:20:001
2503494995421,29cyclictest2506200-21grep19:20:280
2503494995310,37cyclictest0-21swapper/019:15:020
2503494995234,15cyclictest167350irq/118-8000000.ethernet-tx022:30:140
250349499517,40cyclictest2522534-21latency_hist21:00:010
2503494995143,5cyclictest2559982-21grep00:35:280
2503494995143,3cyclictest0-21swapper/020:00:120
2503494995115,8cyclictest2555029-21latency_hist00:10:010
2503494995110,37cyclictest0-21swapper/019:55:270
2503494995110,37cyclictest0-21swapper/019:55:270
2503498995034,7cyclictest0-21swapper/222:35:012
2503494995043,4cyclictest167350irq/118-8000000.ethernet-tx022:15:230
2503494995043,4cyclictest167350irq/118-8000000.ethernet-tx021:35:200
2503494995023,3cyclictest2556065-21diskstats00:15:190
2503494995023,3cyclictest2556065-21diskstats00:15:190
2503494995022,3cyclictest2555451-21meminfo00:10:240
2503494995011,35cyclictest2547578-21fschecks_count23:25:200
250349499498,9cyclictest2540563-21sort22:45:010
2503494994922,3cyclictest2542162-21users22:50:280
2503494994921,3cyclictest2530472-21diskstats21:45:180
2503494994919,27cyclictest2527929-21fschecks_time21:30:200
2503494994914,32cyclictest2546417-21sendmail23:20:000
2503497994819,8cyclictest2509019-21/usr/sbin/munin19:40:181
2503494994830,14cyclictest0-21swapper/022:45:120
2503494994817,29cyclictest0-21swapper/023:40:170
2503494994814,30cyclictest2524053-21grep21:05:280
2503498994732,10cyclictest0-21swapper/219:15:022
2503497994739,4cyclictest2559188-21munin-plugin-st00:35:001
2503497994739,4cyclictest2559188-21munin-plugin-st00:35:001
250349499476,13cyclictest2510663-21apt-key19:50:010
2503494994739,4cyclictest23850irq/422-mmc123:40:020
2503494994730,13cyclictest0-21swapper/023:05:110
2503494994715,30cyclictest0-21swapper/020:05:180
2503498994636,7cyclictest2531881-21munin-plugin-st21:55:002
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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