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2024-02-23 - 17:39
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 25 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack3slot5.osadl.org (updated Fri Feb 23, 2024 12:44:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
806899344161,0cyclictest5098-21cron09:22:100
806899340195,0cyclictest4091-21cron11:42:190
806899339180,0cyclictest10607-21sendmail-msp07:22:130
806899336194,0cyclictest7566-21ls09:32:400
806899334210,0cyclictest18772-21runrttasks10:22:400
806899334185,0cyclictest16692-21modprobe07:48:160
806899333173,0cyclictest8288-21ntp_states07:12:430
806899332191,0cyclictest1148-21jbd2/sda1-811:12:170
806899331170,0cyclictest30774-21apt-get08:52:100
806899330186,0cyclictest1148-21jbd2/sda1-812:22:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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