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2026-02-15 - 14:55
[ 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 50 highest latencies:
System rackdslot1.osadl.org (updated Sun Feb 15, 2026 00:45:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
599221590,4sleep22872599cyclictest20:40:112
263132720,5sleep00-21swapper/022:30:250
28726997136,4cyclictest41-21ksoftirqd/323:40:003
28726997035,4cyclictest41-21ksoftirqd/320:20:003
28726996533,3cyclictest41-21ksoftirqd/323:15:243
28726996529,7cyclictest41-21ksoftirqd/321:00:203
134491650,4ptp4l17325-21ntp_states00:30:231
134491650,4ptp4l0-21swapper/119:15:241
28726996430,7cyclictest41-21ksoftirqd/322:00:213
28726996429,7cyclictest41-21ksoftirqd/319:45:003
28726996333,4cyclictest41-21ksoftirqd/321:45:183
28726996332,4cyclictest41-21ksoftirqd/323:55:203
28726996330,6cyclictest41-21ksoftirqd/320:10:173
28726996327,7cyclictest41-21ksoftirqd/321:13:413
28726996327,6cyclictest41-21ksoftirqd/322:45:013
28726996327,6cyclictest41-21ksoftirqd/322:45:013
28726996326,8cyclictest41-21ksoftirqd/319:55:213
28726996326,8cyclictest41-21ksoftirqd/319:35:163
28726996325,8cyclictest41-21ksoftirqd/322:57:103
28726996324,9cyclictest41-21ksoftirqd/321:55:203
28726996232,8cyclictest41-21ksoftirqd/319:50:193
28726996230,8cyclictest41-21ksoftirqd/323:45:133
28726996228,8cyclictest41-21ksoftirqd/320:45:013
28726996228,7cyclictest41-21ksoftirqd/322:15:243
28726996220,4cyclictest41-21ksoftirqd/323:10:283
28726996220,4cyclictest41-21ksoftirqd/323:10:283
134491620,4ptp4l0-21swapper/019:10:360
28726996129,7cyclictest41-21ksoftirqd/323:25:153
28726996126,7cyclictest41-21ksoftirqd/320:53:553
28726996122,7cyclictest41-21ksoftirqd/319:30:003
134491610,4ptp4l0-21swapper/122:48:161
2872699603,7cyclictest0-21swapper/321:25:013
28726996032,4cyclictest41-21ksoftirqd/321:15:153
28726996030,7cyclictest41-21ksoftirqd/321:50:273
28726996028,8cyclictest41-21ksoftirqd/320:40:003
28726996027,8cyclictest41-21ksoftirqd/320:05:003
28726996027,4cyclictest41-21ksoftirqd/300:30:203
28726996026,7cyclictest41-21ksoftirqd/319:14:593
28726996024,7cyclictest41-21ksoftirqd/323:03:443
28726996022,9cyclictest41-21ksoftirqd/323:20:253
134491600,4ptp4l0-21swapper/121:24:391
28726995925,4cyclictest41-21ksoftirqd/321:35:003
28726995922,7cyclictest41-21ksoftirqd/320:05:243
28726995827,3cyclictest41-21ksoftirqd/321:05:263
28726995823,7cyclictest41-21ksoftirqd/323:50:133
28726995822,8cyclictest41-21ksoftirqd/320:35:003
134491580,4ptp4l28686-21/usr/sbin/munin22:35:261
134491580,4ptp4l28511-21apt-get20:20:021
134491580,4ptp4l0-21swapper/120:40:271
28726995724,7cyclictest41-21ksoftirqd/300:35:293
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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