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2026-03-05 - 14:14
[ 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 Thu Mar 05, 2026 00:45:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
139591234170,52phc2sys0-21swapper/319:08:243
315132205170,23sleep20-21swapper/219:08:582
312812204171,22sleep10-21swapper/119:05:561
313052203168,23sleep00-21swapper/019:06:140
3000621750,7sleep13204799cyclictest00:40:001
1377821700,5sleep13204799cyclictest23:00:151
32046997024,6cyclictest9-21ksoftirqd/000:15:000
139291700,1ptp4l2956-21grep22:35:253
32046996824,6cyclictest9-21ksoftirqd/020:10:160
37392660,2sleep00-21swapper/022:40:000
3204899661,62cyclictest15363-21kworker/2:121:10:252
32046996429,4cyclictest9-21ksoftirqd/019:10:220
32046996420,10cyclictest9-21ksoftirqd/022:10:140
3204999628,18cyclictest8274-21grep21:40:203
32047996225,10cyclictest25-21ksoftirqd/120:50:211
32046996226,4cyclictest9-21ksoftirqd/020:30:220
32046996226,4cyclictest9-21ksoftirqd/020:30:220
32046996225,5cyclictest9-21ksoftirqd/022:30:010
32046996224,9cyclictest9-21ksoftirqd/023:15:190
32046996224,5cyclictest9-21ksoftirqd/021:15:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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