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2025-05-11 - 09:32
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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 rack7slot3.osadl.org (updated Sun May 11, 2025 00:44:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
144312203724sleep14433-21munin-plugin-st19:07:580
1448899266241cyclictest7097-21ssh23:20:190
1448899259194cyclictest9552-21diskmemload21:13:390
1448899254225cyclictest8298-21diskmemload23:25:440
1448899252225cyclictest31107-21ssh22:43:480
1448899251185cyclictest21587-21ssh00:25:050
1448899250225cyclictest24706-21ssh22:14:460
1448899247220cyclictest20778-21ntp_states19:34:480
1448899246221cyclictest6069-21diskmemload23:15:500
1448899246221cyclictest18654-21cpu21:48:190
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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