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2026-02-23 - 14:36
[ 290.152] (II) VESA: driver for VESA chipsets: vesa
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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 Feb 23, 2026 12:45:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
19335210432,18sleep10-21swapper/107:09:011
19548999451,38cyclictest14-21ksoftirqd/012:05:140
1954899807,64cyclictest21316-21apt-get11:45:110
1954899805,69cyclictest66-21kswapd008:00:160
1954899799,57cyclictest20353-21apt-get08:40:130
191662785,60sleep0500-21snmpd07:07:440
19555997730,29cyclictest0-21swapper/108:40:131
19548997756,10cyclictest14-21ksoftirqd/011:10:130
19548997749,17cyclictest0-21swapper/011:15:150
19548997749,17cyclictest0-21swapper/011:15:140
19548997729,42cyclictest250-21systemd-journal09:02:540
19548997726,20cyclictest14-21ksoftirqd/012:30:150
19548997726,20cyclictest14-21ksoftirqd/012:30:140
19548997723,48cyclictest250-21systemd-journal09:17:570
19548997655,14cyclictest0-21swapper/011:55:130
1954899758,53cyclictest0-21swapper/010:50:130
1954899758,52cyclictest0-21swapper/008:25:120
1954899753,66cyclictest14791-21apt-get09:55:130
19548997533,37cyclictest548-21runrttasks07:50:490
19548997527,42cyclictest12293-21aten2.4_r3power11:20:150
19548997527,38cyclictest29836-21grep07:35:270
1954899747,54cyclictest29073-21apt-get09:05:150
1954899743,66cyclictest29039-21latency_hist07:35:000
19548997417,50cyclictest2336-21aten2.4-expect09:20:180
19548997411,50cyclictest0-21swapper/011:25:120
19548997410,53cyclictest0-21swapper/012:10:110
19548997410,53cyclictest0-21swapper/007:25:130
1954899739,56cyclictest0-21swapper/007:40:140
1954899739,52cyclictest0-21swapper/007:55:140
1954899739,51cyclictest0-21swapper/011:50:140
1954899739,50cyclictest0-21swapper/011:05:150
1954899739,50cyclictest0-21swapper/011:00:110
1954899739,50cyclictest0-21swapper/011:00:100
1954899736,57cyclictest409-21apt-get07:45:110
1954899732,64cyclictest20462-21df10:10:190
19548997321,47cyclictest250-21systemd-journal10:30:010
19548997318,50cyclictest27246-21aten2.4_r3power10:30:170
19548997310,53cyclictest0-21swapper/012:15:140
19555997223,26cyclictest500-21snmpd09:38:021
1954899729,50cyclictest0-21swapper/008:10:130
1954899728,50cyclictest0-21swapper/012:00:140
1954899727,51cyclictest31164-21apt-get09:10:250
1954899724,63cyclictest32226-21cron10:45:000
19548997219,48cyclictest448-21dbus-daemon10:40:000
19548997213,53cyclictest0-21swapper/008:30:130
19548997210,51cyclictest0-21swapper/012:25:100
19548997210,48cyclictest0-21swapper/008:50:140
1954899719,52cyclictest0-21swapper/008:35:130
1954899719,50cyclictest0-21swapper/010:15:120
1954899719,49cyclictest0-21swapper/007:20:140
1954899719,48cyclictest0-21swapper/012:35:130
1954899719,48cyclictest0-21swapper/011:30:220
1954899719,48cyclictest0-21swapper/009:30:150
1954899718,54cyclictest0-21swapper/007:10:140
1954899718,51cyclictest0-21swapper/008:45:130
1954899718,51cyclictest0-21swapper/008:45:120
1954899718,50cyclictest0-21swapper/010:05:130
1954899715,57cyclictest7767-21apt-get09:35:170
19548997120,45cyclictest12285-21sort09:45:360
1954899709,53cyclictest0-21swapper/009:50:120
1954899709,52cyclictest0-21swapper/010:55:150
1954899708,52cyclictest0-21swapper/010:45:120
1954899705,53cyclictest1159-21apt-get12:20:140
1954899703,61cyclictest25900-21df08:55:200
19548997022,43cyclictest1-21systemd10:03:070
19548997016,49cyclictest12423-21smartctl08:15:440
19548997010,52cyclictest0-21swapper/008:05:150
1954899699,50cyclictest0-21swapper/009:25:210
1954899695,55cyclictest13318-21apt-get08:20:130
1954899689,53cyclictest0-21swapper/007:15:130
19548996825,36cyclictest17759-21/usr/sbin/munin11:35:170
19548996810,50cyclictest0-21swapper/010:20:160
19548996710,47cyclictest0-21swapper/011:40:130
19555996636,16cyclictest31823-21apt-get12:15:141
19555996633,21cyclictest30081-21apt-get12:10:121
19555996629,25cyclictest7728-21apt-get08:05:141
19555996623,30cyclictest0-21swapper/109:05:151
19548996621,40cyclictest9669-21aten2.4-expect09:40:160
19555996527,23cyclictest27444-21apt-get07:30:241
19555996435,18cyclictest28292-21apt-get12:05:131
19555996433,17cyclictest32404-21apt-get10:45:131
19555996430,23cyclictest3923-21apt-get07:55:141
19555996425,26cyclictest0-21swapper/108:20:121
19555996336,14cyclictest19646-21apt-get07:10:131
19555996334,18cyclictest22091-21apt-get08:45:131
19555996334,18cyclictest22091-21apt-get08:45:121
19555996327,29cyclictest31188-21runrttasks09:10:241
19555996326,27cyclictest26551-21apt-get12:00:141
19555996325,27cyclictest6953-21apt-get11:05:131
19555996325,25cyclictest16796-21apt-get08:30:141
19555996322,27cyclictest0-21swapper/112:30:131
19555996322,27cyclictest0-21swapper/112:30:121
19555996237,16cyclictest23054-21apt-get11:50:131
19555996234,18cyclictest15055-21apt-get08:25:131
19555996233,19cyclictest1714-21apt-get10:50:131
19555996229,18cyclictest8741-21apt-get11:10:141
1955599616,40cyclictest25370-21apt-get10:25:131
19555996133,14cyclictest3456-21apt-get10:55:141
19555996131,16cyclictest23666-21apt-get07:20:141
19555996127,25cyclictest6026-21apt-get09:30:161
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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