Migrate Paravirtualized Xen to KVM under RHEL

Posted by Roel Gloudemans on 9 July 2009 | 0 Comments

Tags: Virtualization, Virtualisation, KVM, Xen, RHEL, RedHat, RHEL5, serial console, virtio, virtual network, bridging, grub, disk cache

Update July 11, 2009: Re-registering VMs at RHN uses an extra entitlement with RHEL5.4Beta
Update July 15, 2009: Swap usage, clock and disk cache of the virtual machine
Update July 16, 2009: Replace virsh create with virsh define & start to create a managed domain and not a transient one
Update September 2, 2009: Re-registering with RHN works
Update September 2, 2009: RHEL5.4 has been released. Added a note about services on the physical host
Update September 6, 2009: Updating TimeKeeping and Hugepages
Update April 1, 2010: Hugepages configuration for RHEL 5.5
Update July 3, 2010: Make Hugepages mountpoint persistent
RedHat Enterprise Linux version 5.4 is out. It heralds the arrival of KVM as RedHat's official hypervisor. RedHat will be supporting Xen for the rest of the RHEL5 life cycle, so for the moment, there is no need to migrate to KVM.

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