OLVM: Frequent Network Disconnect on Virtual Machines if Underlying Bonding Configuration is not Aligned with the Network Switch(es)
(Doc ID 2916208.1)
Last updated on JANUARY 24, 2023
Applies to:
Linux OS - Version Oracle Linux 7.6 with Unbreakable Enterprise Kernel [4.14.35] and laterInformation in this document applies to any platform.
OLVM 4.3 & 4.4
Symptoms
Virtual machines(VM) intermittently loose network connectivity. Below are the symptoms observed.
- Network access to the VM is lost all of a sudden and recovers automatically
- During this phase, the VM is not reachable via ping, ssh etc
- You can access the VM through the console and find that it is not hung
- Ingress and egress traffic is completely blocked
- Even restarting network services will not resolve the issue
Changes
These VMs were migrated from Oracle VM.
Cause
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In this Document
Symptoms |
Changes |
Cause |
Solution |