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2026-02-27 - 00:35
[ 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
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rack0slot2.osadl.org (updated Thu Feb 26, 2026 12:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
185610921070,0sleep40-21swapper/411:35:044
17941842990,1sleep71794185-21sh11:07:507
13170712930,0sleep50-21swapper/507:30:145
126019726050,7sleep50-21swapper/507:00:425
1260783995956,2cyclictest1251103-21kworker/u16:0+events_unbound07:09:574
1260792995351,2cyclictest1795330-21kworker/u16:1+events_unbound11:30:236
1260792995351,2cyclictest1614742-21kworker/u16:1+flush-8:009:55:236
1260792995351,2cyclictest1426814-21kworker/u16:4+flush-8:010:05:236
1260792995250,2cyclictest1341265-21kworker/u16:1+events_unbound07:45:256
1260794994945,2cyclictest1602796-21munin-run09:49:547
1260792994946,2cyclictest1426814-21kworker/u16:4+flush-8:010:00:096
1260792994745,2cyclictest1781157-21kworker/u16:0+events_unbound11:10:236
626589460,39rtkit-daemon0-21swapper/407:00:544
1260794994640,5cyclictest1887372-21gtk-update-icon11:45:287
1260792994644,2cyclictest1341265-21kworker/u16:1+events_unbound08:30:246
1260792994542,2cyclictest1341265-21kworker/u16:1+flush-8:008:10:226
1260792994442,2cyclictest4006696-21kworker/u16:3+events_unbound07:35:256
1260792994441,2cyclictest1968679-21kworker/u16:0+events_unbound12:30:236
1260792994341,2cyclictest1795330-21kworker/u16:1+events_unbound11:27:336
1260792994341,2cyclictest1517762-21kworker/u16:0+events_unbound09:24:246
1260794994237,4cyclictest1542446-21latency_hist09:24:547
1260792994240,2cyclictest1426814-21kworker/u16:4+events_unbound10:48:246
1260792994139,2cyclictest1940312-21kworker/u16:4+events_unbound12:16:096
1260792994139,2cyclictest1940312-21kworker/u16:4+events_unbound12:16:096
1260792994139,2cyclictest1859241-21kworker/u16:5+events_unbound11:35:406
1260792994139,2cyclictest1675393-21kworker/u16:0+events_unbound10:24:246
1260792994139,2cyclictest1566734-21kworker/u16:3+events_unbound10:52:446
1260792994139,2cyclictest1426814-21kworker/u16:4+events_unbound10:28:056
1260792994139,2cyclictest1312324-21kworker/u16:0+flush-8:008:20:206
1260792994038,2cyclictest1517762-21kworker/u16:0+events_unbound09:53:296
1260792994038,2cyclictest1517762-21kworker/u16:0+events_unbound09:15:336
1260792994037,2cyclictest1810627-21kworker/u16:2+flush-8:011:45:046
12513792403,31sleep70-21swapper/707:00:047
126079499390,37cyclictest124-21kswapd011:34:587
1260792993937,2cyclictest1795330-21kworker/u16:1+events_unbound11:21:026
1260792993937,2cyclictest1566734-21kworker/u16:3+events_unbound09:37:286
1260792993937,2cyclictest1426814-21kworker/u16:4+flush-8:011:05:296
1260792993937,2cyclictest1417742-21kworker/u16:3+events_unbound09:06:086
1260792993836,2cyclictest1889105-21kworker/u16:6+events_unbound12:00:066
1260792993836,2cyclictest1566734-21kworker/u16:3+events_unbound10:42:216
1260792993836,2cyclictest1566734-21kworker/u16:3+events_unbound10:16:296
1260792993836,2cyclictest1517762-21kworker/u16:0+events_unbound09:48:406
1260792993836,2cyclictest1341265-21kworker/u16:1+events_unbound08:05:256
1260783993835,3cyclictest1426814-21kworker/u16:4+flush-8:010:45:214
1260783993835,2cyclictest1929232-21kworker/u16:3+flush-8:012:20:084
1260792993735,2cyclictest1940312-21kworker/u16:4+events_unbound12:14:376
1260792993735,2cyclictest1517762-21kworker/u16:0+events_unbound09:33:086
1260792993735,2cyclictest1517762-21kworker/u16:0+events_unbound09:27:496
1260792993735,2cyclictest1331307-21kworker/u16:2+flush-8:007:40:176
1260783993735,2cyclictest1781157-21kworker/u16:0+flush-8:011:19:544
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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