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2026-02-27 - 06:45
[ 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 Fri Feb 27, 2026 00:44:59)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
53889910890,12cyclictest14-21ksoftirqd/021:25:130
5388999261,17cyclictest0-21swapper/022:05:120
5388998963,13cyclictest14-21ksoftirqd/000:35:120
5388998864,12cyclictest14-21ksoftirqd/000:05:120
5388998860,16cyclictest0-21swapper/000:10:150
5388998766,11cyclictest14-21ksoftirqd/022:30:130
5388998659,13cyclictest14-21ksoftirqd/019:15:130
5388998561,13cyclictest14-21ksoftirqd/021:35:120
5388998458,16cyclictest14-21ksoftirqd/023:25:150
5388998357,14cyclictest14-21ksoftirqd/000:30:150
5388998250,23cyclictest12605-21kworker/0:219:45:140
5388997849,18cyclictest14-21ksoftirqd/021:15:160
5388997748,19cyclictest14-21ksoftirqd/021:40:140
5388997648,19cyclictest14-21ksoftirqd/022:45:240
5388997645,20cyclictest14-21ksoftirqd/023:35:150
5388997547,17cyclictest14-21ksoftirqd/022:25:130
22682750,13chrt2275-21swap23:30:330
5388997450,17cyclictest548-21runrttasks20:35:120
5388997447,16cyclictest12605-21kworker/0:220:55:210
5388997446,16cyclictest14-21ksoftirqd/021:50:150
5388997446,16cyclictest14-21ksoftirqd/021:50:140
5388997444,17cyclictest0-21swapper/021:10:120
5388997346,18cyclictest14-21ksoftirqd/019:25:150
5388997243,16cyclictest14-21ksoftirqd/022:20:130
412027228,31sleep00-21swapper/019:05:210
364927227,33sleep10-21swapper/119:05:111
5388997142,17cyclictest0-21swapper/019:35:240
5388997140,18cyclictest0-21swapper/020:40:120
5388997043,21cyclictest14-21ksoftirqd/020:05:120
5388997042,17cyclictest14-21ksoftirqd/021:20:230
5388997041,20cyclictest0-21swapper/022:35:120
5388996945,18cyclictest14-21ksoftirqd/020:00:290
5388996941,17cyclictest0-21swapper/020:15:140
5388996940,17cyclictest0-21swapper/019:55:120
5388996938,23cyclictest8452-21taskset23:50:140
5388996846,13cyclictest0-21swapper/019:20:120
5388996840,17cyclictest0-21swapper/000:20:100
5388996839,18cyclictest14-21ksoftirqd/023:10:130
5388996839,16cyclictest0-21swapper/023:40:120
5388996739,17cyclictest0-21swapper/023:15:140
5388996739,17cyclictest0-21swapper/022:10:110
5388996738,18cyclictest0-21swapper/021:55:140
5388996736,18cyclictest0-21swapper/020:50:130
5388996721,37cyclictest250-21systemd-journal20:20:090
5388996644,17cyclictest14-21ksoftirqd/019:30:110
5388996544,16cyclictest14-21ksoftirqd/021:45:140
5388996543,16cyclictest14-21ksoftirqd/022:50:110
5388996537,23cyclictest14-21ksoftirqd/023:45:140
5388996534,21cyclictest14-21ksoftirqd/000:00:140
5388996525,34cyclictest14849-21aten2.4-expect21:05:130
5388996441,18cyclictest14-21ksoftirqd/023:00:130
5388996434,20cyclictest0-21swapper/022:00:140
5388996427,26cyclictest11787-40mandb00:00:030
5388996427,26cyclictest11787-40mandb00:00:020
538899638,43cyclictest13018-21apt-get21:00:150
5388996317,18cyclictest0-21swapper/023:05:120
5388996316,37cyclictest250-21systemd-journal20:10:060
5388996315,20cyclictest0-21swapper/021:30:130
5393996239,7cyclictest26-21ksoftirqd/120:15:011
5388996237,14cyclictest0-21swapper/022:15:130
5388996232,18cyclictest0-21swapper/000:15:170
5388996217,39cyclictest20398-21aten2.4-expect19:50:140
5393996138,10cyclictest500-21snmpd20:15:081
5388996132,23cyclictest500-21snmpd23:23:230
5388996126,25cyclictest14-21ksoftirqd/000:25:110
5388996031,24cyclictest14-21ksoftirqd/019:10:130
5388996014,40cyclictest14-21ksoftirqd/020:30:310
5393995944,10cyclictest24058-21turbostat00:34:591
5393995935,18cyclictest26-21ksoftirqd/100:20:351
5393995930,16cyclictest26-21ksoftirqd/100:10:141
5393995836,7cyclictest26-21ksoftirqd/121:25:001
538899584,45cyclictest1700-21cron20:29:590
5388995819,33cyclictest250-21systemd-journal22:40:390
5388995814,34cyclictest0-21swapper/019:40:150
539399577,35cyclictest151rcu_preempt19:39:001
5393995743,9cyclictest500-21snmpd20:31:221
5393995739,12cyclictest26-21ksoftirqd/121:20:001
5393995736,7cyclictest26-21ksoftirqd/119:15:321
5393995735,17cyclictest26-21ksoftirqd/122:30:341
5388995732,19cyclictest14-21ksoftirqd/022:56:510
5393995635,8cyclictest26-21ksoftirqd/122:15:011
5393995635,7cyclictest26-21ksoftirqd/123:30:301
5393995634,8cyclictest26-21ksoftirqd/122:50:001
5393995634,8cyclictest26-21ksoftirqd/122:00:211
5393995634,8cyclictest26-21ksoftirqd/100:09:001
5393995634,17cyclictest26-21ksoftirqd/123:40:251
5393995634,17cyclictest26-21ksoftirqd/122:35:221
5393995633,9cyclictest26-21ksoftirqd/123:55:331
5393995633,9cyclictest26-21ksoftirqd/123:55:321
5393995633,8cyclictest26-21ksoftirqd/119:50:261
5393995627,17cyclictest26-21ksoftirqd/121:47:491
5393995618,19cyclictest0-21swapper/123:45:231
5393995537,10cyclictest26-21ksoftirqd/120:25:121
5393995534,7cyclictest26-21ksoftirqd/123:40:011
5393995534,7cyclictest26-21ksoftirqd/122:55:301
5393995534,7cyclictest26-21ksoftirqd/119:40:261
5393995534,16cyclictest26-21ksoftirqd/123:50:221
5393995533,9cyclictest26-21ksoftirqd/122:50:291
5393995533,8cyclictest26-21ksoftirqd/123:05:291
5393995533,8cyclictest26-21ksoftirqd/100:35:241
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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