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2026-03-09 - 07:20
[ 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 Mon Mar 09, 2026 00:44:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
272566999855,11cyclictest2752361-21apt-get21:45:023
2725666997418,42cyclictest30-21rcuc/220:50:012
272566399701,66cyclictest0-21swapper/020:40:140
272566399592,4cyclictest0-21swapper/023:45:140
2725663995824,29cyclictest0-21swapper/000:25:260
272566699573,38cyclictest2777301-21cmp00:10:002
2725666995724,22cyclictest30-21rcuc/220:20:002
272566399552,10cyclictest0-21swapper/022:45:020
272566499543,9cyclictest2753290-21apt-get21:50:021
272566499543,9cyclictest2753290-21apt-get21:50:011
2725664995338,10cyclictest0-21swapper/123:05:001
272566499531,37cyclictest0-21swapper/121:20:021
272566499501,8cyclictest0-21swapper/123:15:201
2725663995042,5cyclictest2744754-21run-parts21:00:000
272566399502,10cyclictest0-21swapper/023:15:000
2725666994935,9cyclictest2730127-21sh19:34:592
272566499492,33cyclictest0-21swapper/121:50:011
2725663994942,4cyclictest167350irq/118-8000000.ethernet-tx019:40:150
2725666994835,10cyclictest311ktimers/222:20:122
2725666994829,13cyclictest311ktimers/223:35:112
2725664994824,19cyclictest231ktimers/120:15:161
2725666994738,5cyclictest2778985-21sendmail00:20:012
2725666994738,5cyclictest2778985-21sendmail00:20:002
2725666994729,13cyclictest311ktimers/200:20:122
272566499471,8cyclictest0-21swapper/122:50:021
2725666994639,4cyclictest2751505-21sendmail21:39:592
2725666994637,5cyclictest2729187-21tail19:25:302
2725663994639,4cyclictest167350irq/118-8000000.ethernet-tx020:50:010
2725663994639,3cyclictest0-21swapper/021:15:010
2725663994626,16cyclictest14-21rcu_preempt00:10:010
2725664994535,5cyclictest0-21swapper/123:55:011
2725663994537,4cyclictest167350irq/118-8000000.ethernet-tx023:40:270
2725663994533,8cyclictest0-21swapper/022:10:280
2725663994529,14cyclictest167350irq/118-8000000.ethernet-tx023:25:240
272566499447,15cyclictest2772895-21apt-get23:45:011
2725664994434,6cyclictest0-21swapper/100:15:001
2725664994429,8cyclictest0-21swapper/120:40:301
2725663994438,2cyclictest0-21swapper/020:00:200
2725663994433,7cyclictest131ktimers/022:25:280
2725663994432,9cyclictest0-21swapper/023:55:280
272566399441,40cyclictest2767356-21lsblk23:10:200
272566399441,38cyclictest0-21swapper/022:55:010
2725666994333,7cyclictest2755067-21sendmail22:00:002
2725666994328,8cyclictest311ktimers/222:00:132
2725666994328,10cyclictest311ktimers/219:35:122
2725663994337,3cyclictest167350irq/118-8000000.ethernet-tx019:30:140
2725663994336,4cyclictest2750427-21/usr/sbin/munin21:30:250
2725663994335,4cyclictest167350irq/118-8000000.ethernet-tx021:55:280
2725663994330,8cyclictest0-21swapper/023:05:280
2725663994330,8cyclictest0-21swapper/023:05:280
272566399432,6cyclictest2755578-21memory22:00:250
272566399431,5cyclictest274-21systemd-journal20:30:000
272566399431,39cyclictest2778800-21mailstats00:15:280
272566399431,39cyclictest2778800-21mailstats00:15:280
2725666994228,8cyclictest0-21swapper/223:10:192
2725666994226,11cyclictest311ktimers/223:05:112
2725666994226,11cyclictest311ktimers/223:05:112
2725666994225,11cyclictest311ktimers/221:00:132
2725666994223,11cyclictest14-21rcu_preempt20:35:012
272566499426,18cyclictest0-21swapper/122:40:011
2725664994229,8cyclictest0-21swapper/120:45:291
2725664994226,8cyclictest0-21swapper/120:55:281
2725664994223,10cyclictest0-21swapper/120:35:201
2725663994236,3cyclictest167350irq/118-8000000.ethernet-tx021:35:120
2725663994236,3cyclictest167350irq/118-8000000.ethernet-tx020:30:110
2725663994232,6cyclictest2749307-21sh21:25:210
2725663994232,6cyclictest2749307-21sh21:25:200
2725663994231,7cyclictest0-21swapper/020:15:310
2725663994230,8cyclictest0-21swapper/000:00:290
2725663994230,8cyclictest0-21swapper/000:00:280
2725663994228,10cyclictest0-21swapper/019:35:290
272566399422,6cyclictest2781789-21diskstats00:35:180
272566399421,39cyclictest0-21swapper/019:15:140
2725666994132,5cyclictest2733418-21grep19:50:292
2725666994132,5cyclictest2733418-21grep19:50:292
2725666994127,11cyclictest311ktimers/223:25:132
2725666994126,11cyclictest311ktimers/221:05:122
2725664994130,7cyclictest0-21swapper/119:10:291
2725664994129,8cyclictest0-21swapper/121:39:591
2725664994128,8cyclictest0-21swapper/122:05:291
2725664994127,9cyclictest0-21swapper/123:55:291
2725664994127,10cyclictest0-21swapper/122:55:301
2725664994127,10cyclictest0-21swapper/122:55:291
2725664994125,11cyclictest0-21swapper/123:20:191
272566499412,17cyclictest2740448-21cmp20:35:011
2725663994135,4cyclictest2759300-21munin-plugin-st22:25:000
2725663994129,8cyclictest0-21swapper/021:05:270
272566399412,4cyclictest2745266-21/usr/sbin/munin21:00:250
272566399411,4cyclictest2772205-21latency_hist23:40:020
272566399411,37cyclictest2729364-21date19:30:020
2725666994029,7cyclictest0-21swapper/222:10:272
2725666994023,13cyclictest311ktimers/221:25:122
2725666994023,13cyclictest311ktimers/221:25:112
272566499405,5cyclictest0-21swapper/121:45:011
2725664994029,6cyclictest2763401-21grep22:45:291
2725664994029,4cyclictest0-21swapper/120:10:251
2725664994028,7cyclictest0-21swapper/119:25:311
2725664994027,8cyclictest0-21swapper/123:25:291
2725664994026,9cyclictest0-21swapper/120:05:281
272566399405,5cyclictest0-21swapper/023:00:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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