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2026-01-22 - 19:16
[ 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 100 highest latencies:
System rackeslot8.osadl.org (updated Thu Jan 22, 2026 00:43:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3959916992724,1cyclictest0-21swapper/300:09:593
395991699241,9cyclictest4058664-21sleep20:25:013
3959916992320,1cyclictest0-21swapper/320:55:013
3959916992118,1cyclictest0-21swapper/320:25:183
395991699211,16cyclictest4045575-21turbostat20:15:013
3959916991914,2cyclictest40975442chrt20:55:143
395991699191,14cyclictest31623-21turbostat22:35:003
395991699191,13cyclictest185692-21turbostat00:35:003
395991699190,17cyclictest31633-21turbostat22:39:543
395991699181,8cyclictest4007362-21taskset19:45:013
3959916991816,1cyclictest0-21swapper/322:45:123
3959916991815,1cyclictest0-21swapper/322:05:003
3959916991815,1cyclictest0-21swapper/300:35:153
395991699181,12cyclictest70345-21taskset23:05:023
3959916991715,1cyclictest0-21swapper/319:55:013
3959916991714,1cyclictest0-21swapper/321:10:123
3959916991713,1cyclictest0-21swapper/321:30:003
395991699171,13cyclictest88888-21taskset23:15:233
395991699171,12cyclictest4180648-21sleep22:00:003
395991699171,12cyclictest4180648-21sleep21:59:593
395991699171,12cyclictest4109895-21chrt21:04:553
395991699171,12cyclictest4033081-21chrt20:05:123
395991699171,12cyclictest115260-21sleep23:40:003
395991699170,13cyclictest4084211-21taskset20:44:563
395991699170,12cyclictest4174415-21taskset21:55:013
395991699166,7cyclictest1655962sleep300:15:193
3959916991613,1cyclictest0-21swapper/322:55:413
3959916991613,1cyclictest0-21swapper/320:35:133
3959916991613,1cyclictest0-21swapper/320:17:343
395991699161,12cyclictest5991-21chrt22:15:003
395991699161,12cyclictest44101-21taskset22:40:253
395991699161,12cyclictest4161974-21taskset21:45:153
395991699161,12cyclictest4158658-21taskset21:40:183
395991699161,12cyclictest4148545-21taskset21:34:013
395991699161,12cyclictest4013408-21chrt19:48:013
395991699161,12cyclictest4013408-21chrt19:48:013
395991699161,12cyclictest3994074-21chrt19:31:183
395991699161,12cyclictest3976652-21taskset19:20:163
395991699161,12cyclictest3966295-21taskset19:13:233
395991699161,12cyclictest25162-21chrt22:29:433
395991699161,12cyclictest179069-21taskset00:27:213
395991699161,12cyclictest153907-21chrt00:10:023
395991699161,12cyclictest153907-21chrt00:10:023
395991699161,12cyclictest129019-21taskset23:50:143
395991699161,10cyclictest12624-21taskset22:20:013
395991699160,8cyclictest4135503-21taskset21:24:553
395991699160,13cyclictest70079-21chrt23:04:463
395991699160,13cyclictest121286-21taskset23:40:243
395991699160,12cyclictest108528-21taskset23:34:553
395991699160,11cyclictest4148869-21taskset21:35:013
395991699151,11cyclictest95950-21taskset23:25:013
395991699151,11cyclictest4115974-21taskset21:06:043
395991699151,11cyclictest4027251-21taskset20:00:163
395991699151,11cyclictest3974793-21taskset19:16:153
395991699151,11cyclictest143553-21taskset00:00:163
395991699151,11cyclictest140600-21taskset23:57:233
395991699151,11cyclictest127856-21taskset23:47:493
395991699151,10cyclictest3981804-21taskset19:25:053
395991699150,13cyclictest4000739-21chrt19:39:593
395991699150,12cyclictest89574-21taskset23:20:033
395991699150,12cyclictest82605-21chrt23:10:553
395991699150,12cyclictest6208-21chrt22:15:083
395991699150,12cyclictest4128365-21taskset21:15:213
395991699150,12cyclictest4071111-21taskset20:31:053
395991699150,12cyclictest172705-21chrt00:22:323
395991699141,10cyclictest4187334-21taskset22:05:073
395991699140,11cyclictest51568-21chrt22:50:153
395991699140,11cyclictest4089874-21taskset20:45:203
395991699140,11cyclictest4026020-21taskset19:55:353
41250482131,4sleep24127067-21cut21:15:172
39808592130,10sleep13975364-21/usr/sbin/munin19:20:231
3959916991310,1cyclictest0-21swapper/319:10:013
1528502131,4sleep0152975-21python300:05:230
461672120,9sleep148117-21tr22:45:171
1543762121,8sleep0155316-21irqstats00:10:160
1543762121,8sleep0155316-21irqstats00:10:160
612732110,8sleep062639-21/usr/sbin/munin22:55:180
41797632110,8sleep24179809-21proc_pri21:55:212
41797632110,8sleep24179809-21proc_pri21:55:212
40397942110,8sleep14039422-21/usr/sbin/munin20:10:161
307598110,5rtkit-daemon217-21plymouthd00:08:121
1607422113,5sleep2161136-21cut00:15:142
957042101,6sleep195874-21latency_hist23:25:001
40335202100,7sleep24034455-21kernelversion20:05:162
322792100,7sleep132993-21irqrtprio22:35:151
307598100,6rtkit-daemon716-21ntpd19:10:032
307598100,6rtkit-daemon714-21snmpd19:38:532
307598100,6rtkit-daemon3256-21sendmail-mta23:09:421
307598100,6rtkit-daemon3256-21sendmail-mta22:21:571
307598100,6rtkit-daemon3256-21sendmail-mta20:42:172
95964291,4sleep295997-21apt-get23:25:132
63675291,4sleep263686-21run-parts23:00:012
4173980290,6sleep1714-21snmpd21:52:191
4155291290,6sleep04155323-21apt21:40:120
4091848291,5sleep10-21swapper/120:50:151
4065304290,6sleep14065422-21expr20:30:121
4065268290,1sleep00-21swapper/020:30:110
4039615290,6sleep04039792-21tail20:10:150
3996679290,6sleep13998700-21kthreadcore19:35:181
3993510290,6sleep23993558-21wc19:30:222
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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