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2026-02-27 - 02:13
[ 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.
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 Feb 26, 2026 12:43:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3765993027,1cyclictest0-21swapper/310:15:003
3765992724,1cyclictest0-21swapper/310:35:163
3765992421,1cyclictest0-21swapper/312:30:013
770962220,6sleep1331ktimers/108:05:161
3765992220,1cyclictest0-21swapper/308:55:013
3765992019,0cyclictest0-21swapper/309:55:113
3765992018,1cyclictest0-21swapper/307:25:003
3765992017,1cyclictest0-21swapper/309:05:003
3765992011,6cyclictest228093-21sleep10:05:003
376599201,13cyclictest234569-21taskset10:10:003
3765991917,1cyclictest0-21swapper/307:50:003
3765991916,1cyclictest0-21swapper/312:20:143
3765991916,1cyclictest0-21swapper/311:05:003
1079172190,8sleep014-21ksoftirqd/008:30:150
3765991816,0cyclictest0-21swapper/310:34:503
3765991815,1cyclictest0-21swapper/312:05:013
3765991815,1cyclictest0-21swapper/309:20:013
3765991815,1cyclictest0-21swapper/308:30:213
3765991815,1cyclictest0-21swapper/308:10:233
3765991815,1cyclictest0-21swapper/308:10:223
3765991811,4cyclictest316861-21sleep11:15:003
376599181,14cyclictest248412-21taskset10:20:153
376599181,13cyclictest394196-21taskset12:15:153
376599181,13cyclictest39105-21taskset07:35:163
3765991715,1cyclictest0-21swapper/309:00:013
3765991714,1cyclictest0-21swapper/312:35:183
3765991714,1cyclictest0-21swapper/311:50:153
3765991714,1cyclictest0-21swapper/311:34:313
3765991714,1cyclictest0-21swapper/311:22:363
3765991714,1cyclictest0-21swapper/311:20:013
3765991714,1cyclictest0-21swapper/310:50:003
3765991714,1cyclictest0-21swapper/310:25:233
3765991714,1cyclictest0-21swapper/309:35:003
3765991714,1cyclictest0-21swapper/309:20:123
3765991714,1cyclictest0-21swapper/308:01:523
3765991714,1cyclictest0-21swapper/307:20:003
3765991713,1cyclictest0-21swapper/308:35:143
376599171,12cyclictest94656-21taskset08:19:563
3765991614,1cyclictest0-21swapper/312:10:143
3765991614,1cyclictest0-21swapper/310:40:193
3765991614,1cyclictest0-21swapper/310:15:143
3765991614,1cyclictest0-21swapper/310:15:133
3765991614,1cyclictest0-21swapper/308:20:153
3765991614,1cyclictest0-21swapper/307:30:193
3765991613,1cyclictest0-21swapper/311:29:593
3765991613,1cyclictest0-21swapper/311:06:233
3765991613,1cyclictest0-21swapper/310:55:133
3765991613,1cyclictest0-21swapper/309:50:183
3765991613,1cyclictest0-21swapper/309:45:123
3765991613,1cyclictest0-21swapper/308:43:343
3765991613,1cyclictest0-21swapper/307:12:303
376599161,12cyclictest69377-21turbostat08:00:003
376599161,12cyclictest418094-21taskset12:30:423
376599161,12cyclictest354636-21chrt11:42:103
376599161,12cyclictest195639-21chrt09:35:223
376599161,12cyclictest180535-21taskset09:25:163
376599160,11cyclictest342431-21taskset11:35:003
3765991513,1cyclictest0-21swapper/311:55:123
3765991513,1cyclictest0-21swapper/307:26:533
3765991513,0cyclictest0-21swapper/308:06:193
3765991512,1cyclictest0-21swapper/312:05:203
3765991512,1cyclictest0-21swapper/311:45:123
376599151,12cyclictest290930-21chrt10:50:283
376599151,12cyclictest164471-21taskset09:13:583
376599151,11cyclictest46767-21taskset07:40:173
376599151,11cyclictest107034-21taskset08:26:133
376599150,12cyclictest56958-21chrt07:50:113
376599141,11cyclictest202215-21taskset09:41:163
3765991411,1cyclictest0-21swapper/309:05:123
3765991411,1cyclictest0-21swapper/308:45:143
307598140,8rtkit-daemon468-21systemd-logind08:51:432
307598130,9rtkit-daemon108063-21sed08:30:152
2025062131,9sleep2202511-21cron09:45:012
939702120,8sleep294201-21grep08:15:232
39692111,7sleep24086-21cut07:10:112
307598110,7rtkit-daemon493-21gmain07:30:041
307598110,1rtkit-daemon0-21swapper/210:05:142
201192111,7sleep021826-21kthreadcore07:20:160
634712100,8sleep163581-21grep07:55:151
376599108,1cyclictest0-21swapper/307:10:023
3738982101,5sleep1373918-21munin-run11:59:591
307598100,6rtkit-daemon3256-21sendmail-mta12:19:430
307598100,6rtkit-daemon3256-21sendmail-mta11:21:372
307598100,6rtkit-daemon299-21systemd-journal11:15:002
307598100,5rtkit-daemon399528-21apt-get12:20:110
307598100,5rtkit-daemon217-21plymouthd09:32:192
307598100,4rtkit-daemon716-21ntpd09:06:392
307598100,3rtkit-daemon10293-21munin-node12:11:270
2662422101,5sleep2266264-21apt-get10:35:132
2071622100,7sleep1207832-21cat09:45:191
1788242100,7sleep2180534-21cut09:25:162
1484122100,7sleep0150511-21tr09:00:170
1202792102,4sleep2120312-21apt-get08:40:122
76325296,1sleep00-21swapper/008:05:160
424034291,5sleep2424145-21/usr/sbin/munin12:35:242
406912290,6sleep1408073-21kthreadcore12:25:171
30759890,6rtkit-daemon468-21systemd-logind11:51:442
30759890,5rtkit-daemon714-21snmpd12:04:042
30759890,5rtkit-daemon3256-21sendmail-mta10:26:572
30759890,5rtkit-daemon1-21systemd10:40:122
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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