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2026-07-25 - 19:25
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rackeslot4.osadl.org (updated Sat Jul 25, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
252292599320,4cyclictest2734394-21tr10:35:192
252292599301,27cyclictest2801036-21apt-get11:40:142
252292599290,26cyclictest2671438-21latency_hist09:35:012
252292599290,20cyclictest2588936-21sh08:15:012
252292599290,20cyclictest2588936-21sh08:15:002
2522928992824,3cyclictest491ktimers/308:49:513
252292299280,21cyclictest2630717-21ps08:55:161
2522925992718,8cyclictest2562406-21latency07:45:202
252292599270,1cyclictest0-21swapper/208:40:132
252292899262,3cyclictest2687393-21apt-get09:50:153
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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