My Oracle Support Banner

Exalogic Virtual: Guest vServers Are Not Accessible After Automatic Restart Due To HA. No Interfaces (IPoIB, EoIB) Are Accessible On Guest vServers (Doc ID 2452931.1)

Last updated on DECEMBER 09, 2021

Applies to:

Oracle Exalogic Elastic Cloud Software - Version to
Linux x86-64
Oracle Virtual Server x86-64


In Exalogic Virtual racks (X4-2,X5-2,X6-2) running Jan 2018 PSU or April, July 2018 later PSUs which have CX3 IB HCA cards with firmware version 2.35.5534, issue was IB networks (both IPoIB and EoIB) not working on HA enabled Guest vServers is noticed.

In this case, when there is hung Compute Node/crash or auto reboot situation, the HA enable vServers are restarted on other Compute Node. When that happens many of the vServers restarted due to HA will not have IB networks working.

“ibstat” and “mlx4_vnic_info –l” show following on the issue guest VM:

However, in our case, there is no any duplicated admin GUID of the guest VMs on Dom0.

This issue is seen after upgrading the rack to Jan 2018 or April 2018 or July 2018 PSU.




To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!

In this Document

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.