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2026-01-13 - 04:01
[ 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 20 highest latencies:
System rackdslot2.osadl.org (updated Tue Jan 13, 2026 00:45:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
296822208174,22sleep20-21swapper/219:06:222
139591208168,22phc2sys0-21swapper/319:08:253
278282204170,23sleep00-21swapper/019:05:040
297112203169,23sleep10-21swapper/119:06:451
767421690,2sleep13026299cyclictest19:30:121
2100821370,6sleep23026399cyclictest22:15:162
3026299669,12cyclictest70902sleep119:28:271
30262996611,11cyclictest2086-21taskset22:44:191
30262996512,10cyclictest897-21chrt21:35:041
30262996512,10cyclictest15262-21taskset00:17:211
30262996511,19cyclictest29566-21seq22:32:391
30262996511,12cyclictest28530-21taskset20:10:421
30262996511,12cyclictest18501-21taskset21:01:331
30262996511,12cyclictest12801-21taskset00:13:531
30262996511,11cyclictest3531-21chrt20:28:131
30262996511,11cyclictest28178-21taskset21:22:551
3026299649,12cyclictest164252sleep119:46:201
30262996411,11cyclictest5392-21chrt23:57:571
30262996411,11cyclictest18904-21taskset19:52:371
30262996411,10cyclictest10029-21taskset21:52:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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