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2025-07-07 - 02:30
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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 Jul 07, 2025 00:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
30909223932201,140sleep00-21swapper17:46:290
310819915472,35cyclictest4878-21apt-get20:38:050
310819914871,51cyclictest24540-21apt-get21:38:040
310819914772,51cyclictest29112-21apt-get20:13:030
310819914767,55cyclictest4640-21/usr/sbin/munin18:17:570
310819914571,50cyclictest19556-21munin-run23:02:450
310819914474,48cyclictest8692-21df_inode22:28:320
310819914470,51cyclictest30483-21ssh21:55:300
310819914470,50cyclictest27468-21apt-get20:08:040
310819914468,34cyclictest19638-21apt-get21:23:090
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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