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2026-02-20 - 00:07
[ 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
Characteristics of the 20 highest latencies:
System rackcslot4.osadl.org (updated Thu Feb 19, 2026 12:44:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
25271302268192,61sleep10-21swapper/107:09:131
25269122257183,29sleep00-21swapper/007:06:520
26627712840,4sleep00-21swapper/011:08:370
26563292710,4sleep10-21swapper/111:00:111
252729599553,8cyclictest2685370-21apt-get11:40:120
252729599544,7cyclictest2681269-21apt-get11:35:140
179699530,4rtkit-daemon1795-21rtkit-daemon10:37:380
26458162520,1chrt2645817-21/usr/sbin/munin10:45:161
252729599523,7cyclictest2535870-21apt-get07:30:130
252729599522,14cyclictest2631345-21apt-get10:25:130
179699510,4rtkit-daemon1795-21rtkit-daemon12:13:311
252729599503,6cyclictest2696449-21apt-get11:55:140
26967362490,10sleep126-21ksoftirqd/111:55:161
252729599491,13cyclictest2549949-21appstreamcli08:05:030
179699490,3rtkit-daemon1795-21rtkit-daemon12:25:240
252729599481,13cyclictest2570509-21apt-get08:55:120
179699480,3rtkit-daemon1795-21rtkit-daemon10:46:370
179699480,3rtkit-daemon1795-21rtkit-daemon10:10:430
179699470,4rtkit-daemon1795-21rtkit-daemon07:43:440
26715152460,2sleep02671517-21proc_pri11:20:230
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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