UDP Packet loss between two Oracle VM Virtual Machines or between two PCA Compute Nodes Virtual Machines

(Doc ID 2100093.1)

Last updated on FEBRUARY 01, 2016

Applies to:

Private Cloud Appliance - Version 1.0.1 and later
Oracle VM - Version 3.1.1 and later
Linux x86-64

Symptoms

On Oracle VM, or On Oracle Private Cloud appliance, when running large load tests of UDP packets, e.g. using the iperf3 tool with UDP, there can be a large packet loss witnessed. Applications making intense usage of the UDP protocol may also exhibit this behavior.

e.g. when running iperf3 to replicate the issue, with a command in the lines of :

Cause

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