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2026-01-23 - 02:28
[ 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 792 highest latencies:
System rack3slot6.osadl.org (updated Fri Jan 23, 2026 00:44:59)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3235221100,6chrt31878-21/usr/sbin/munin20:00:251
13408999663,21cyclictest26-21ksoftirqd/122:40:101
13408999367,16cyclictest26-21ksoftirqd/122:10:151
13408999363,18cyclictest26-21ksoftirqd/121:50:111
13408999163,16cyclictest26-21ksoftirqd/119:50:111
13408999062,18cyclictest26-21ksoftirqd/119:35:241
13408999058,18cyclictest26-21ksoftirqd/120:40:171
123822887,64sleep012399-21/usr/sbin/munin19:05:250
13408998763,14cyclictest26-21ksoftirqd/123:30:101
13408998662,14cyclictest26-21ksoftirqd/100:35:181
259172850,5chrt0-21swapper/021:15:010
13408998150,23cyclictest10268-21seq20:30:141
120292816,59sleep111671-21/usr/sbin/munin19:05:191
13408998049,18cyclictest26-21ksoftirqd/121:25:151
13408997953,18cyclictest26-21ksoftirqd/119:40:131
13408997950,20cyclictest26-21ksoftirqd/123:50:121
13408997848,20cyclictest26-21ksoftirqd/121:45:131
13408997749,19cyclictest26-21ksoftirqd/120:25:131
13405997614,20cyclictest151rcu_preempt00:15:130
13408997545,21cyclictest26-21ksoftirqd/122:00:161
13405997529,40cyclictest14-21ksoftirqd/000:30:010
13405997524,37cyclictest14-21ksoftirqd/021:15:140
1340899734,24cyclictest181962chrt22:25:141
13408997342,21cyclictest0-21swapper/120:20:151
13405997334,23cyclictest0-21swapper/000:10:130
13405997332,36cyclictest14-21ksoftirqd/019:10:350
13408997241,18cyclictest0-21swapper/121:55:161
13408997240,20cyclictest26-21ksoftirqd/121:40:121
1340599726,17cyclictest0-21swapper/020:50:100
13405997229,28cyclictest0-21swapper/020:45:120
13408997142,17cyclictest0-21swapper/123:10:111
13408997124,14cyclictest26-21ksoftirqd/100:00:071
1340599716,54cyclictest6486-21apt-get20:20:150
13405997150,14cyclictest14-21ksoftirqd/019:55:130
13405997133,23cyclictest14-21ksoftirqd/023:00:270
13408997042,17cyclictest26-21ksoftirqd/119:10:101
1340599705,56cyclictest27266-21apt-get22:50:130
13405997035,29cyclictest14-21ksoftirqd/019:50:280
13405997025,9cyclictest14-21ksoftirqd/023:45:200
13408996939,17cyclictest0-21swapper/100:10:141
13408996938,20cyclictest26-21ksoftirqd/120:15:141
1340599697,13cyclictest0-21swapper/019:40:110
1340599696,16cyclictest0-21swapper/020:10:140
1340599696,16cyclictest0-21swapper/020:10:130
1340899688,54cyclictest36-21kcompactd021:35:141
1340899688,45cyclictest24152-21diskmemload21:10:131
1340899673,16cyclictest5481-21turbostat.cron23:20:001
13408996731,23cyclictest26-21ksoftirqd/123:20:111
13408996718,15cyclictest26-21ksoftirqd/123:25:051
1340599677,14cyclictest0-21swapper/021:35:120
13405996733,17cyclictest14-21ksoftirqd/023:29:590
13405996730,31cyclictest14-21ksoftirqd/022:35:180
13405996730,31cyclictest14-21ksoftirqd/022:35:170
13408996633,14cyclictest26-21ksoftirqd/100:25:001
13408996611,48cyclictest17550-21apt-config19:20:141
13405996641,17cyclictest10262-21apt-get20:30:260
13408996522,14cyclictest26-21ksoftirqd/122:40:011
13408996522,14cyclictest26-21ksoftirqd/122:40:011
13408996521,13cyclictest26-21ksoftirqd/120:10:001
13408996513,40cyclictest0-21swapper/122:45:131
13408996510,42cyclictest548-21runrttasks22:20:131
13405996536,23cyclictest14-21ksoftirqd/023:51:470
13405996531,29cyclictest14-21ksoftirqd/020:15:190
1340899646,14cyclictest261ksoftirqd/120:45:211
13408996437,17cyclictest0-21swapper/123:40:141
13408996435,18cyclictest0-21swapper/121:05:121
13408996433,19cyclictest0-21swapper/119:45:171
13408996432,23cyclictest448-21dbus-daemon22:08:591
13408996421,15cyclictest26-21ksoftirqd/100:35:001
13408996416,14cyclictest26-21ksoftirqd/122:55:001
1340599645,19cyclictest16449-21apt-get22:20:130
1340599643,20cyclictest151rcu_preempt22:15:120
13405996431,28cyclictest14-21ksoftirqd/021:00:340
13405996428,21cyclictest14-21ksoftirqd/022:30:320
13405996422,17cyclictest11252-21aten2.4-expect22:05:190
13405996414,17cyclictest17635-21aten2.4-expect19:20:160
1340899639,41cyclictest501-21ntpd20:55:131
13408996329,15cyclictest26-21ksoftirqd/100:30:011
13408996327,13cyclictest26-21ksoftirqd/123:39:001
13408996321,15cyclictest26-21ksoftirqd/122:30:051
13408996315,15cyclictest26-21ksoftirqd/119:55:241
1340599636,43cyclictest0-21swapper/020:35:150
13405996331,17cyclictest14-21ksoftirqd/021:52:370
13405996329,29cyclictest14-21ksoftirqd/021:25:200
13405996328,29cyclictest14-21ksoftirqd/023:30:300
13405996327,30cyclictest14-21ksoftirqd/021:05:310
13405996323,15cyclictest21146-21aten2.4-expect19:30:150
13405996322,17cyclictest23843-21aten2.4-expect22:40:150
13405996320,19cyclictest9478-21aten2.4-expect22:00:170
1340899622,15cyclictest26-21ksoftirqd/122:59:591
13408996220,14cyclictest26-21ksoftirqd/100:05:141
13405996240,9cyclictest14-21ksoftirqd/023:15:170
13405996228,19cyclictest14-21ksoftirqd/000:34:280
1340599622,29cyclictest27902-21runrttasks19:46:430
1340899619,14cyclictest26-21ksoftirqd/123:05:111
13408996135,18cyclictest13400-21cyclictest20:50:121
13408996131,20cyclictest0-21swapper/121:15:161
13408996119,15cyclictest26-21ksoftirqd/119:20:001
13405996134,21cyclictest14-21ksoftirqd/021:55:250
1340599612,11cyclictest17334-21turbostat19:20:010
13408996026,15cyclictest26-21ksoftirqd/121:05:011
13405996036,9cyclictest14-21ksoftirqd/023:40:300
13405996032,9cyclictest14-21ksoftirqd/000:00:080
13405996027,9cyclictest14-21ksoftirqd/020:55:280
13405996027,27cyclictest14-21ksoftirqd/020:40:190
13405996024,17cyclictest14-21ksoftirqd/023:20:190
1340599602,40cyclictest14-21ksoftirqd/021:20:360
13405996020,34cyclictest4304-21aten2.4-expect21:45:170
1340899594,15cyclictest26-21ksoftirqd/123:00:071
1340899592,13cyclictest26-21ksoftirqd/100:20:001
1340599596,14cyclictest151rcu_preempt20:30:000
13405995937,16cyclictest14-21ksoftirqd/023:35:170
13405995935,9cyclictest14-21ksoftirqd/023:10:300
13405995923,13cyclictest14-21ksoftirqd/000:00:020
1340599592,18cyclictest29222-21latency_hist00:24:590
13405995920,16cyclictest2531-21aten2.4-expect21:40:150
13408995824,14cyclictest26-21ksoftirqd/120:10:291
13408995824,14cyclictest26-21ksoftirqd/120:10:291
13408995820,16cyclictest26-21ksoftirqd/121:35:001
13408995818,16cyclictest26-21ksoftirqd/121:25:011
13408995813,35cyclictest0-21swapper/119:25:141
13405995840,11cyclictest14-21ksoftirqd/000:35:400
13405995835,9cyclictest14-21ksoftirqd/000:05:350
13405995835,18cyclictest14-21ksoftirqd/019:35:050
13405995825,19cyclictest14-21ksoftirqd/022:25:150
13405995817,17cyclictest12971-21aten2.4-expect22:10:150
1340899573,13cyclictest26-21ksoftirqd/120:40:011
13408995722,26cyclictest448-21dbus-daemon00:00:011
13405995740,10cyclictest14-21ksoftirqd/022:45:190
13405995735,17cyclictest14-21ksoftirqd/023:05:240
13405995735,17cyclictest14-21ksoftirqd/019:29:070
13405995735,16cyclictest14-21ksoftirqd/020:05:280
13405995722,23cyclictest0-21swapper/021:30:120
13408995617,17cyclictest26-21ksoftirqd/122:20:011
13405995630,21cyclictest14-21ksoftirqd/022:55:160
13408995515,14cyclictest26-21ksoftirqd/123:45:151
13408995414,21cyclictest22495-21chrt19:33:461
13405995431,18cyclictest14-21ksoftirqd/020:00:230
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*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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