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2026-01-18 - 02:08
[ 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.

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 rackbslot6.osadl.org (updated Sat Jan 17, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2091521570,5sleep21046999cyclictest12:00:002
106891950,35ptp4l401ktimersoftd/307:26:463
292042840,2sleep00-21swapper/010:28:410
143912820,3sleep19533-21kworker/u8:009:40:161
272472680,2sleep20-21swapper/211:32:022
293952670,4sleep229374-21ssh11:35:112
102052634,10sleep20-21swapper/207:27:572
103102590,2sleep00-21swapper/010:09:580
102182594,44sleep00-21swapper/007:28:070
167592580,1sleep20-21swapper/211:20:422
277742570,4sleep01045999cyclictest11:32:560
1047499567,19cyclictest0-21swapper/311:37:563
136272540,3sleep21046999cyclictest12:57:502
1047499548,11cyclictest28976-21latency_hist11:35:003
296232520,2sleep129624-21ssh12:08:141
296232520,2sleep129624-21ssh12:08:141
19612520,2sleep20-21swapper/211:40:132
1047499507,14cyclictest26916-21snmp_o5powerctl10:25:233
1047499507,12cyclictest13703-21taskset10:12:263
7182490,4sleep01045999cyclictest11:38:500
1047499459,8cyclictest2353-21hddtemp_smartct11:40:163
1047499438,11cyclictest0-21swapper/312:49:433
1045999422,10cyclictest5085-21ssh11:10:120
10474994111,17cyclictest31804-21/usr/sbin/munin10:30:223
10474994111,16cyclictest5268-21snmp_o5powerctl09:30:233
1045999412,6cyclictest0-21swapper/007:50:080
106891400,1ptp4l401ktimersoftd/309:46:213
1045999404,9cyclictest724-21ssh12:45:140
1045999402,5cyclictest0-21swapper/012:15:130
10459994013,4cyclictest24088-21cat09:50:170
275392390,2sleep30-21swapper/309:10:193
106891390,1ptp4l401ktimersoftd/311:58:133
10463993925,6cyclictest25-21ksoftirqd/110:00:101
10459993913,4cyclictest19756-21unixbench_multi10:50:280
10459993912,3cyclictest8832-21cat09:35:120
10459993912,3cyclictest2938-21cat08:20:080
106891380,1ptp4l401ktimersoftd/312:23:033
106891380,1ptp4l401ktimersoftd/311:53:573
106891380,1ptp4l401ktimersoftd/311:48:343
106891380,1ptp4l401ktimersoftd/311:15:423
106891380,1ptp4l401ktimersoftd/309:40:043
10474993810,12cyclictest10645-21/usr/sbin/munin07:30:233
10459993813,3cyclictest13070-21latency_hist12:25:010
10459993811,4cyclictest13458-21bc12:25:120
1045999380,14cyclictest3135-21tail11:40:220
106891370,1ptp4l401ktimersoftd/312:56:293
106891370,1ptp4l401ktimersoftd/312:50:553
106891370,1ptp4l401ktimersoftd/312:38:373
106891370,1ptp4l401ktimersoftd/312:08:203
106891370,1ptp4l401ktimersoftd/312:08:203
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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