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Oracle Linux: Intermittently Network Packets Drop Between KVM Host and Guest (Doc ID 2837322.1)

Last updated on FEBRUARY 04, 2022

Applies to:

Oracle Cloud Infrastructure - Version N/A and later
Linux OS - Version Oracle Linux 7.5 with Unbreakable Enterprise Kernel [4.14.35] and later
Linux x86-64

Symptoms

Intermittently network packets get dropped between the KVM host and guest machine which is on Oracle Linux 7 running UEK5 kernel.

Example:
When pinging from another nodes lots of packets get lost, the KVM host sees the request but the KVM guest machine never sees them.

Ping to the KVM guest machine, shows that sequence is missing.

Cause

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In this Document
Symptoms
Cause
Solution
References


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