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2024-04-26 - 10:19
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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 rack2slot7.osadl.org (updated Fri Apr 26, 2024 00:43:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
32600599321,22cyclictest374042-21latency_hist22:21:230
32600599268,3cyclictest416588-21sed23:31:230
32600599250,18cyclictest425626-21munin-plugin-st23:46:230
32600599241,1cyclictest0-21swapper/023:57:100
112299240,3rtkit-daemon1002-21mta-sts-daemon23:07:241
112299240,2rtkit-daemon1121-21rtkit-daemon21:29:451
112299240,2rtkit-daemon1121-21rtkit-daemon21:29:451
32600599221,18cyclictest0-21swapper/023:32:510
326005992018,2cyclictest0-21swapper/019:36:230
326005992016,3cyclictest440094-21latency_hist00:11:240
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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