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2026-01-26 - 03:43
[ 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 Mon Jan 26, 2026 00:45:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
139591230165,53phc2sys0-21swapper/319:07:103
58962205172,22sleep20-21swapper/219:09:152
57202205170,23sleep10-21swapper/119:06:581
56142203169,23sleep00-21swapper/019:05:390
625199639,12cyclictest24812-21processes00:15:223
625199626,12cyclictest0-21swapper/320:24:593
625199607,11cyclictest28132-21/usr/sbin/munin19:55:243
625199607,11cyclictest0-21swapper/321:45:003
625199606,17cyclictest0-21swapper/322:00:183
625199605,18cyclictest0-21swapper/321:00:193
6251996011,9cyclictest9971-21sed21:30:183
6251996011,10cyclictest13734-21grep22:45:233
6251996010,17cyclictest27948-21cut19:55:013
625199599,11cyclictest19045-21awk20:40:243
625199599,11cyclictest10870-21idleruntime-cro19:19:593
6251995911,8cyclictest17971-21latency_hist19:35:013
625199585,11cyclictest0-21swapper/321:05:233
6251995810,9cyclictest26922-21irqrtprio00:20:183
253512580,2sleep30-21swapper/320:55:193
625199578,11cyclictest130802sleep319:23:113
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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