Installation of Xen slave node fails with the error: failure: repodata/repomd.xml from centos-virt-xen-46: [Errno 256]

Symptoms

Installation of Xen slave node fails with the error:

CONFIG_TEXT: failure: repodata/repomd.xml from centos-virt-xen-46: [Errno 256] No more mirrors to try.
http://mirror.centos.org/centos/7/virt/x86_64/xen-46/repodata/repomd.xml: [Errno 14] HTTP Error 404 - Not Found

The host node has CentOS 7 installed.

Cause

Xen 4.6 was dropped because it is EOL . And repository has been moved to archived.

Resolution

CentOS community is going to be updated centos-release-xen package with correct repository.

1. Connect to the slave Xen server via SSH
2. Remove centos-release-xen package:

   # yum remove centos-release-xen

3. Install centos-release-xen-48 package:

   # yum install centos-release-xen-48

4. Re-run the installation procedure