Am 03.02.2010 00:07, schrieb Kwan Lowe: > KVM ... > back-end storage for the VMs so you can do snapshot backups. I'm > awaiting support for memory de-duplication on the host side as this > can really help cram more VMs into a box (my workloads are very light > on memory/cpu but libraries/packages change daily). You mean ksm aka kernel samepage merging? This is already in el5.4 so for sure in Centos, too: # lsmod |grep ksm ksm 51808 1 kvm 223520 2 ksm,kvm_intel Rainer