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2026-03-04 - 06:09
[ 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 Wed Mar 04, 2026 00:44:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
15075542261187,59sleep00-21swapper/019:07:150
15075272259187,28sleep10-21swapper/119:06:581
16808362550,4sleep11662324-1kworker/1:0H00:00:001
179699440,3rtkit-daemon0-21swapper/123:02:571
179699430,3rtkit-daemon0-21swapper/022:21:450
15140872420,3sleep11507952-21cyclictest19:20:251
179699410,3rtkit-daemon0-21swapper/019:13:450
1507961993916,7cyclictest26-21ksoftirqd/121:25:011
179699370,4rtkit-daemon1795-21rtkit-daemon21:25:101
150795799378,5cyclictest13-21ksoftirqd/022:15:000
179699360,4rtkit-daemon1795-21rtkit-daemon23:17:451
179699350,3rtkit-daemon1795-21rtkit-daemon19:46:581
1507957993510,11cyclictest13-21ksoftirqd/022:31:560
15435022340,8sleep11543505-21unixbench_multi20:35:241
1507961993431,2cyclictest66950irq/132-enp2s020:15:161
1507961993414,5cyclictest26-21ksoftirqd/122:40:031
179699330,3rtkit-daemon0-21swapper/121:32:481
1507961993313,6cyclictest26-21ksoftirqd/123:35:001
179699320,5rtkit-daemon1559922-21apt-get21:15:131
1507961993214,5cyclictest26-21ksoftirqd/119:35:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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