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2026-02-20 - 15:08
[ 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 Fri Feb 20, 2026 00:43:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
191971822314,3sleep01919884-21gltestperf20:20:150
182698299219,9cyclictest2163148-21turbostat23:29:593
21890442201,6sleep02189156-21/usr/sbin/munin23:50:150
182698299195,5cyclictest2072946-21taskset22:19:573
182698299191,6cyclictest2131126-21turbostat23:05:013
1826982991916,1cyclictest0-21swapper/300:20:183
182698299191,13cyclictest2156866-21chrt23:25:003
182698299191,13cyclictest1848328-21turbostat19:25:003
1826982991816,1cyclictest0-21swapper/323:35:173
1826982991815,1cyclictest0-21swapper/300:15:183
1826982991814,1cyclictest0-21swapper/322:45:163
182698299181,12cyclictest1854787-21taskset19:30:003
182698299180,13cyclictest2214609-21taskset00:10:003
21569852173,5sleep22157007-21apt-get23:25:122
182698299179,5cyclictest1887024-21turbostat19:55:003
1826982991714,1cyclictest0-21swapper/300:35:233
182698299171,13cyclictest2098415-21taskset22:35:233
182698299171,12cyclictest2208236-21taskset00:05:113
182698299171,12cyclictest2182338-21chrt23:45:003
182698299170,12cyclictest1996345-21taskset21:20:003
182698299166,7cyclictest18938662sleep320:00:163
182698299166,6cyclictest19069092sleep320:10:163
1826982991613,1cyclictest0-21swapper/322:30:153
1826982991613,1cyclictest0-21swapper/321:35:173
1826982991613,1cyclictest0-21swapper/321:30:163
1826982991613,1cyclictest0-21swapper/319:49:243
1826982991612,1cyclictest0-21swapper/321:55:153
182698299161,12cyclictest2194930-21taskset23:52:493
182698299161,12cyclictest2149980-21chrt23:15:263
182698299161,12cyclictest2118957-21taskset22:55:143
182698299161,12cyclictest2085735-21taskset22:26:463
182698299161,12cyclictest2008767-21taskset21:28:303
182698299161,12cyclictest1989369-21taskset21:10:273
182698299161,12cyclictest1982984-21taskset21:05:423
182698299161,12cyclictest1959109-21taskset20:50:153
182698299161,12cyclictest1938290-21taskset20:32:323
182698299161,12cyclictest1920965-21taskset20:20:173
182698299161,12cyclictest1841549-21taskset19:15:383
182698299161,11cyclictest2169168-21taskset23:30:293
182698299161,11cyclictest2034176-21taskset21:45:573
182698299161,11cyclictest1970586-21taskset21:00:023
182698299161,11cyclictest1913095-21taskset20:15:083
182698299160,13cyclictest2132737-21chrt23:05:163
182698299160,12cyclictest1887237-21taskset19:55:013
307598150,10rtkit-daemon1957395-21seq20:46:322
21823212150,5sleep22182336-21apt23:45:002
182698299156,6cyclictest20405422sleep321:50:313
182698299156,6cyclictest19387792sleep320:35:133
1826982991512,1cyclictest0-21swapper/322:10:183
1826982991512,1cyclictest0-21swapper/322:05:233
1826982991512,1cyclictest0-21swapper/321:00:173
182698299151,12cyclictest2246548-21chrt00:34:013
182698299151,12cyclictest2201156-21taskset23:55:513
182698299151,12cyclictest2118183-21taskset22:53:263
182698299151,11cyclictest2143551-21taskset23:10:263
182698299151,11cyclictest2105173-21taskset22:40:283
182698299151,11cyclictest2073480-21taskset22:20:043
182698299151,11cyclictest2053409-21chrt22:00:443
182698299151,11cyclictest1989981-21taskset21:15:123
182698299151,11cyclictest1957322-21chrt20:45:353
182698299151,11cyclictest1931738-21taskset20:25:343
182698299151,11cyclictest1873603-21chrt19:40:223
182698299151,11cyclictest1854995-21taskset19:30:043
182698299150,12cyclictest2234085-21chrt00:25:033
182698299150,12cyclictest2183022-21taskset23:45:173
182698299150,12cyclictest1861633-21taskset19:35:013
19835802141,9sleep01983613-21apt-get21:10:140
19323712141,2sleep00-21swapper/020:30:130
18872522141,4sleep11887285-21apt-get19:55:121
182698299146,6cyclictest19000442sleep320:05:033
182698299145,6cyclictest18271112sleep319:10:053
182698299141,11cyclictest2027752-21taskset21:40:243
182698299140,11cyclictest2202169-21taskset00:00:143
182698299140,11cyclictest1945134-21taskset20:40:053
22207432120,9sleep12220906-21sed00:15:001
21503412120,9sleep00-21swapper/023:20:020
20553262121,8sleep22056446-21cut22:05:182
19451432120,4sleep21945176-21apt-get20:40:132
307598110,7rtkit-daemon1851553-21grep19:25:182
307598110,5rtkit-daemon217-21plymouthd00:04:222
307598110,2rtkit-daemon217-21plymouthd23:55:122
21572802110,8sleep12156974-21/usr/sbin/munin23:25:151
20344922110,7sleep02034542-21latency_hist21:50:010
19661052110,8sleep21968070-21cut20:55:202
307598100,6rtkit-daemon3256-21sendmail-mta23:19:442
307598100,6rtkit-daemon3256-21sendmail-mta22:25:342
307598100,6rtkit-daemon3256-21sendmail-mta20:37:152
307598100,6rtkit-daemon3256-21sendmail-mta00:10:592
307598100,6rtkit-daemon2143694-21chrt23:12:162
307598100,6rtkit-daemon1991508-21kthreadcore21:15:182
307598100,5rtkit-daemon1827059-21date19:10:022
307598100,4rtkit-daemon714-21snmpd19:50:032
307598100,3rtkit-daemon1833551-21munin-node20:34:032
307598100,2rtkit-daemon217-21plymouthd21:23:542
21827642100,7sleep12182582-21/usr/sbin/munin23:45:151
21055242100,3sleep22105571-21munin-run22:45:002
19837662105,3sleep21983864-21fschecks_time21:10:152
19721952100,7sleep21973693-21cut21:00:172
19339602101,2sleep10-21swapper/120:30:181
18810422100,1sleep01881185-21gltestperf19:50:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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