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2025-04-22 - 17:24
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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 20 highest latencies:
System rack7slot8.osadl.org (updated Tue Apr 22, 2025 02:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4225223038,60sleep00-21swapper/019:05:390
48049912530,38cyclictest6112-21apt-get23:47:060
48049912253,50cyclictest1336-21runrttasks22:46:130
48049912233,34cyclictest15139-21fw_conntrack00:15:480
48049912141,39cyclictest29696-21memory20:55:320
48049911844,54cyclictest1-21systemd00:32:570
48049911843,58cyclictest20661-21seq20:18:110
48049911740,57cyclictest30319-21chrt23:12:070
48049911670,36cyclictest10726-21sshd19:35:180
48049911667,38cyclictest27025-21memory23:00:500
48049911644,20cyclictest28911-21runrttasks20:52:040
48049911443,55cyclictest9516-21sshd19:30:180
48049911328,25cyclictest22144-21apt-get20:26:130
48049911270,30cyclictest3564-21apt-config23:35:130
48049911244,50cyclictest7733-21apt-get23:51:270
48049911241,36cyclictest1104-21users21:10:440
48049911069,31cyclictest25255-21runrttasks22:55:120
48049911066,34cyclictest3229-21apt23:35:010
48049911063,39cyclictest20287-21aten_r7power_cu00:35:160
48049910837,19cyclictest28137-21diskstats23:05:280
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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