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2025-11-20 - 15:25
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 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 rack5slot7.osadl.org (updated Thu Nov 20, 2025 12:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
18299223932168,172sleep00-21swapper05:38:230
186289916519,105cyclictest14751-21apt-get08:01:220
186289916341,89cyclictest15182-21if_err_eth009:42:000
186289916316,121cyclictest8348-21apt-get09:21:210
186289916315,123cyclictest13155-21apt-get09:36:200
186289916215,120cyclictest19692-21apt-get08:16:260
186289916016,120cyclictest3714-21apt-get10:46:200
186289915918,116cyclictest18393-21df_inode08:11:550
186289915917,116cyclictest23379-21fw_conntrack10:07:300
186289915916,120cyclictest8450-21apt-get07:41:220
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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