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2026-01-25 - 21:13
[ 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.

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 20 highest latencies:
System rackbslot6.osadl.org (updated Sun Jan 25, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2908421640,6sleep32708999cyclictest10:14:493
2080921550,5sleep32708999cyclictest10:07:143
2669821530,5sleep32708999cyclictest10:13:533
106891990,3ptp4l401ktimersoftd/307:31:293
106891720,10ptp4l401ktimersoftd/311:44:463
106891700,1ptp4l401ktimersoftd/309:53:063
106891660,1ptp4l401ktimersoftd/312:06:283
269152614,45sleep00-21swapper/007:33:440
106891580,1ptp4l401ktimersoftd/310:57:383
259732570,1sleep00-21swapper/011:50:170
106891570,1ptp4l401ktimersoftd/311:57:443
197652550,2sleep00-21swapper/012:18:080
106891540,1ptp4l401ktimersoftd/309:27:053
293672520,2sleep20-21swapper/212:27:412
293672520,2sleep20-21swapper/212:27:412
106891510,2ptp4l32755-21kworker/3:210:30:093
266622504,33sleep20-21swapper/207:30:272
106891490,2ptp4l8059-21kworker/3:212:14:383
106891470,1ptp4l401ktimersoftd/312:31:223
106891470,1ptp4l401ktimersoftd/312:31:223
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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