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2026-01-23 - 15:54
[ 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 Fri Jan 23, 2026 12:44:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
17477282255214,26sleep00-21swapper/007:05:260
17486862251217,19sleep10-21swapper/107:09:491
17768362610,4sleep01776837-21latency_hist08:20:020
18421082600,4sleep01842104-21ssh10:10:220
174883699601,10cyclictest1880776-21munin-run11:15:000
174883699582,6cyclictest1895617-21apt-get11:35:130
174883699582,6cyclictest1884768-21apt-get11:20:120
1748836995614,26cyclictest1799710-21sh09:13:050
1748836995613,26cyclictest1829475-21sh09:53:330
174883699553,6cyclictest1763301-21apt-get07:45:150
174883699552,6cyclictest1808147-21apt-get09:25:130
174883699551,5cyclictest1815783-21apt-get09:35:110
174883699542,6cyclictest1784819-21apt-get08:40:120
174883699542,6cyclictest1776994-21apt-get08:20:120
174883699540,4cyclictest1796748-21diskmemload11:19:150
174883699533,5cyclictest1751485-21apt-get07:15:110
174883699532,8cyclictest1902816-21apt-get11:45:110
174883699532,6cyclictest1860566-21apt-get10:40:080
174883699531,6cyclictest1931211-21apt-get12:25:190
174883699522,4cyclictest1786763-21apt-get08:45:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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