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2026-01-17 - 11:46
[ 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 Sat Jan 17, 2026 00:45:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
293902207172,23sleep30-21swapper/319:06:353
293902207172,23sleep30-21swapper/319:06:353
294852206173,22sleep10-21swapper/119:07:491
294852206173,22sleep10-21swapper/119:07:491
293892206172,23sleep20-21swapper/219:06:352
293892206172,23sleep20-21swapper/219:06:352
293192202169,22sleep00-21swapper/019:05:440
293192202169,22sleep00-21swapper/019:05:440
139591147121,14phc2sys0-21swapper/319:10:013
29949996932,8cyclictest41-21ksoftirqd/300:05:013
316622680,2sleep30-21swapper/322:35:153
29949996633,4cyclictest41-21ksoftirqd/322:55:003
29949996531,4cyclictest41-21ksoftirqd/321:20:013
29949996433,7cyclictest41-21ksoftirqd/320:50:143
29949996430,4cyclictest41-21ksoftirqd/319:55:223
29949996331,8cyclictest41-21ksoftirqd/321:10:263
29949996331,8cyclictest41-21ksoftirqd/320:45:253
29949996329,4cyclictest41-21ksoftirqd/300:30:253
29949996230,7cyclictest41-21ksoftirqd/319:40:133
29949996229,7cyclictest41-21ksoftirqd/323:50:213
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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