How do I set up virtio on a kvm guest to get better network and I/O performance on RHEL4 and RHEL5?

Solution Verified - Updated -

Issue

  • You want to take advantage of the virtio drivers on a kvm guest to interact with the Red Hat Enterprise Linux 5 hypervisor as efficiently as possible.

Environment

  • Red Hat Enterprise Linux 5.3 and higher as KVM guest on Red Hat Enterprise Linux 5.4 and later

  • Red Hat Enterprise Linux 4.8 and higher as KVM guest on Red Hat Enterprise Linux 5.4 and later

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