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2026-02-26 - 12:45
[ 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 Feb 26, 2026 00:45:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
139591232203,19phc2sys0-21swapper/319:07:593
220752205170,23sleep20-21swapper/219:08:412
220312205172,22sleep00-21swapper/019:08:070
220022203170,22sleep10-21swapper/119:07:441
2217628363,11sleep00-21swapper/019:09:590
2247099801,5cyclictest0-21swapper/320:03:413
22470997132,9cyclictest41-21ksoftirqd/321:50:003
22470996934,6cyclictest41-21ksoftirqd/322:45:003
22470996630,4cyclictest41-21ksoftirqd/322:35:003
22470996629,6cyclictest41-21ksoftirqd/322:20:133
22470996529,8cyclictest41-21ksoftirqd/300:20:183
22470996328,8cyclictest41-21ksoftirqd/323:55:203
22470996327,5cyclictest41-21ksoftirqd/320:30:153
22470996324,4cyclictest41-21ksoftirqd/300:15:573
22470996322,4cyclictest41-21ksoftirqd/319:27:513
22470996229,4cyclictest41-21ksoftirqd/322:05:253
22470996229,10cyclictest41-21ksoftirqd/321:20:213
22470996227,7cyclictest41-21ksoftirqd/321:55:153
22470996131,8cyclictest41-21ksoftirqd/323:05:013
22470996130,4cyclictest41-21ksoftirqd/323:20:143
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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