No here my scenario is File server is in Base server. Ldap,DNS,DHCP is in KVM-VM So I want to know what will be the my file server performance. My confusion. Installed KVM on file server. So all paging and memory will allocate to Vm`s... Thanks, -Arun -----Original Message----- From: Stefan Hajnoczi [mailto:stefanha@xxxxxxxxxxxxxxxxxx] Sent: Thursday, June 16, 2011 4:07 PM To: Arun Sasi V (WI01 - Manage IT) Cc: stefanha@xxxxxxxxx; qemu-devel@xxxxxxxxxx; libvirt-users@xxxxxxxxxx Subject: Re: Base server as file server. On Thu, Jun 16, 2011 at 03:26:25PM +0530, arun.sasi1@xxxxxxxxx wrote: > Will I get complete performance on file server since it is in Base > server where KVM kernel installed... Yes, applications running on the host will performance as normal. Remember that virtual machines consume CPU, memory, and other resources too though. That means busy VMs can affect application performance on the host. Stefan