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2025-01-20 - 20:54
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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 Mon Jan 20, 2025 12:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
29607224482207,90sleep00-21swapper05:52:570
299539916919,105cyclictest10495-21apt-get09:26:080
299539916717,122cyclictest4676-21apt-get09:06:070
299539916618,122cyclictest22313-21apt-get08:16:030
299539916416,123cyclictest25514-21apt-get10:16:050
299539916321,117cyclictest17165-21ntp_states09:47:160
299539916319,118cyclictest7212-21apt-get09:16:030
299539916318,104cyclictest7777-21memory11:02:070
299539916316,121cyclictest8875-21apt-get09:21:080
299539916315,124cyclictest13544-21users07:26:540
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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