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2025-11-13 - 06:06
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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 rack7slot8.osadl.org (updated Thu Nov 13, 2025 01:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22190991727,144cyclictest31515-21seq23:50:410
221909917227,99cyclictest1356-21snmpd23:06:200
221909917130,120cyclictest1424-21nginx21:56:460
221909916926,121cyclictest1424-21nginx23:13:370
221909916727,120cyclictest1356-21snmpd22:51:170
22190991647,136cyclictest1356-21snmpd00:01:330
221909916440,90cyclictest10250irq/56-4a10000020:05:010
22190991637,37cyclictest7766-21df22:20:170
22190991628,16cyclictest6920-21users00:20:500
21373216218,46sleep021371-21ntp_states19:05:300
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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