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2026-03-02 - 14:25
[ 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 Mar 02, 2026 00:45:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
139591236169,22phc2sys0-21swapper/319:09:143
18372206173,22sleep20-21swapper/219:09:152
16852203170,22sleep00-21swapper/019:07:160
16812203171,22sleep10-21swapper/119:07:131
139591149123,15phc2sys0-21swapper/319:10:013
288152740,3sleep30-21swapper/321:10:213
220299691,30cyclictest31457-21chrt23:32:473
220299690,33cyclictest3171-21wc21:25:193
220299670,31cyclictest12362-21chrt22:51:233
220299661,22cyclictest17312-21users20:45:283
220299660,32cyclictest23582-21chrt19:54:123
220299650,31cyclictest24371-21chrt23:18:163
220299640,31cyclictest6410-21/usr/sbin/munin20:25:153
220299640,27cyclictest9950-21ssh20:30:253
220299640,27cyclictest32187-21dpkg21:20:113
220299630,24cyclictest23549-21chrt22:09:403
2201996319,4cyclictest33-21ksoftirqd/219:25:032
220299622,21cyclictest258592sleep300:26:563
220299621,28cyclictest0-21swapper/319:20:233
220299621,24cyclictest17160-21chrt23:01:583
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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