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2026-01-12 - 16:05
[ 290.152] (II) VESA: driver for VESA chipsets: vesa
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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.
Unexpectedly long latencies may be caused by SMIs
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 100 highest latencies:
System rack3slot6.osadl.org (updated Mon Jan 12, 2026 12:45:01)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
14110999853,26cyclictest26-21ksoftirqd/108:20:141
14110999653,23cyclictest26-21ksoftirqd/110:45:121
14110999254,21cyclictest26-21ksoftirqd/111:45:151
14100999263,17cyclictest0-21swapper/012:25:130
14110998854,19cyclictest26-21ksoftirqd/109:10:241
136592847,66sleep00-21swapper/007:07:280
1352828426,45sleep10-21swapper/107:06:031
14100998147,18cyclictest14-21ksoftirqd/011:50:240
14100998056,15cyclictest14-21ksoftirqd/011:45:120
14100997851,16cyclictest14-21ksoftirqd/008:30:150
14110997640,19cyclictest26-21ksoftirqd/109:50:131
14100997651,16cyclictest14-21ksoftirqd/009:20:130
14100997646,19cyclictest14-21ksoftirqd/010:55:120
14100997516,54cyclictest0-21swapper/011:30:130
14110997442,18cyclictest26-21ksoftirqd/107:25:151
14100997444,17cyclictest14-21ksoftirqd/011:25:130
14100997413,53cyclictest0-21swapper/010:30:150
14100997346,15cyclictest0-21swapper/012:20:070
14100997243,16cyclictest0-21swapper/011:55:130
14100997217,49cyclictest0-21swapper/011:05:120
14100997217,49cyclictest0-21swapper/011:05:110
14100997144,16cyclictest14-21ksoftirqd/010:50:140
14100997143,16cyclictest14-21ksoftirqd/007:35:130
14100997141,19cyclictest14-21ksoftirqd/012:35:120
14100997124,21cyclictest250-21systemd-journal07:42:480
14100996942,15cyclictest0-21swapper/007:25:120
14100996855,8cyclictest14-21ksoftirqd/010:35:130
14100996840,16cyclictest0-21swapper/010:05:110
14100996741,15cyclictest0-21swapper/007:30:120
14100996726,34cyclictest10604-21tr10:00:010
14100996642,15cyclictest171rcuc/007:45:120
14100996639,21cyclictest14-21ksoftirqd/012:10:120
14100996636,17cyclictest0-21swapper/007:10:230
257812650,9chrt25780-21/usr/sbin/munin07:40:191
14100996522,34cyclictest250-21systemd-journal12:08:410
14100996435,22cyclictest14-21ksoftirqd/012:30:120
14100996435,17cyclictest0-21swapper/011:35:120
14100996432,26cyclictest2345-21telnet08:05:170
14100996335,22cyclictest14-21ksoftirqd/009:45:100
14100996328,27cyclictest14-21ksoftirqd/009:10:050
14100996237,18cyclictest14-21ksoftirqd/011:00:120
14100996236,16cyclictest30925-21apt-get09:25:130
14100996236,16cyclictest30925-21apt-get09:25:130
1410099613,53cyclictest13397-21taskset08:35:180
14100996134,21cyclictest14-21ksoftirqd/011:10:120
14100996130,19cyclictest0-21swapper/008:25:130
14100996123,32cyclictest14325-21aten2.4-expect10:10:130
14100996115,20cyclictest448-21dbus-daemon10:44:590
14100996039,14cyclictest171rcuc/010:25:130
14100996035,20cyclictest14-21ksoftirqd/009:15:150
14100996032,16cyclictest0-21swapper/007:20:120
14100996031,16cyclictest0-21swapper/012:00:140
14100996027,24cyclictest448-21dbus-daemon08:05:000
14100996027,23cyclictest448-21dbus-daemon11:44:590
1410099599,12cyclictest0-21swapper/010:15:190
14100995941,10cyclictest14-21ksoftirqd/008:10:280
14100995932,22cyclictest14-21ksoftirqd/009:00:120
14100995924,31cyclictest250-21systemd-journal09:33:090
14110995823,23cyclictest26-21ksoftirqd/109:00:111
14100995841,9cyclictest14-21ksoftirqd/009:50:230
14100995841,11cyclictest0-21swapper/007:50:350
14100995840,12cyclictest14-21ksoftirqd/011:20:200
14100995840,10cyclictest14-21ksoftirqd/010:00:250
14100995840,10cyclictest14-21ksoftirqd/007:15:310
14100995837,13cyclictest14-21ksoftirqd/008:40:280
14100995832,20cyclictest14-21ksoftirqd/008:45:120
14100995832,20cyclictest14-21ksoftirqd/008:45:110
14100995830,18cyclictest500-21snmpd10:45:290
14100995829,16cyclictest0-21swapper/007:55:120
14100995828,9cyclictest14-21ksoftirqd/010:25:000
14100995818,34cyclictest3949-21aten2.4-expect09:40:170
14100995816,36cyclictest7992-21aten2.4-expect08:20:150
14100995816,35cyclictest6185-21aten2.4-expect08:15:270
14110995725,28cyclictest0-21swapper/109:05:371
1410099574,16cyclictest6537-21awk11:20:000
14100995740,11cyclictest14-21ksoftirqd/009:38:320
14100995739,10cyclictest14-21ksoftirqd/008:55:240
14100995737,11cyclictest14-21ksoftirqd/008:50:200
14100995726,25cyclictest14-21ksoftirqd/009:05:140
14110995633,18cyclictest448-21dbus-daemon08:35:001
14100995637,10cyclictest14-21ksoftirqd/012:19:470
14110995539,10cyclictest26-21ksoftirqd/111:35:291
14110995538,10cyclictest26-21ksoftirqd/111:55:001
14110995535,13cyclictest26-21ksoftirqd/107:40:011
14110995520,22cyclictest26-21ksoftirqd/108:10:401
199312540,9sleep1251rcuc/110:25:231
14110995438,10cyclictest26-21ksoftirqd/111:15:291
14110995438,10cyclictest26-21ksoftirqd/107:15:011
14110995437,11cyclictest26-21ksoftirqd/110:40:301
1411099537,18cyclictest29128-21apt-get07:50:111
14110995337,10cyclictest26-21ksoftirqd/112:40:021
14110995337,10cyclictest26-21ksoftirqd/112:20:201
14110995337,10cyclictest26-21ksoftirqd/109:25:231
14110995337,10cyclictest26-21ksoftirqd/109:25:221
14110995337,10cyclictest26-21ksoftirqd/109:25:001
14110995337,10cyclictest26-21ksoftirqd/107:55:331
14110995337,10cyclictest26-21ksoftirqd/107:20:301
14110995336,11cyclictest26-21ksoftirqd/108:09:001
14110995336,10cyclictest26-21ksoftirqd/110:35:011
14110995236,10cyclictest26-21ksoftirqd/107:30:271
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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