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2026-02-24 - 15:59
[ 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 Tue Feb 24, 2026 12:44:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
21692802261187,27sleep10-21swapper/107:09:391
21690162259218,27sleep00-21swapper/007:06:490
226097121540,1sleep10-21swapper/110:07:361
179699530,4rtkit-daemon1795-21rtkit-daemon11:54:330
179699500,4rtkit-daemon1795-21rtkit-daemon10:31:060
179699490,4rtkit-daemon1795-21rtkit-daemon07:15:361
179699490,3rtkit-daemon1795-21rtkit-daemon11:32:501
179699490,3rtkit-daemon1795-21rtkit-daemon11:22:480
23297222470,4sleep10-21swapper/111:43:591
179699470,4rtkit-daemon1795-21rtkit-daemon07:33:030
179699450,4rtkit-daemon1795-21rtkit-daemon07:19:290
179699440,8rtkit-daemon2228769-21apt-get09:25:120
179699440,5rtkit-daemon161rcuc/010:09:520
216944099434,12cyclictest2254724-21cat10:00:001
216944099427,12cyclictest2192214-40apt-check08:05:211
216944099424,14cyclictest2363646-21ssh12:30:231
2169440994213,9cyclictest2342243-21missed_timers12:00:191
179699420,3rtkit-daemon1795-21rtkit-daemon09:36:170
216944099414,11cyclictest2348407-21sh12:10:001
216944099405,21cyclictest2272957-21apt-get10:25:151
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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