On 01/10/2012 02:59 PM, Rafał Radecki wrote: > Hi all. > > I am currently working for a hosting provider in a 100+ linux hosts' > environment. We have www, mail HA solutions, as storage we mainly use > NFS at the moment. We are also using DRBD, Heartbeat, Corosync. > > I am now gathering info to make a cluster with: > - two virtualization nodes (active master and passive slave); > - two storage nodes (for vm files) used by mentioned virtualization > nodes (also active/passive). > > For virtualization I am thinking to use OpenVZ or KVM. For storage NFS > or iSCSI. Could you please share your experiences with these > technologies? Which one would you use and why? Are there any good > alternatives in CentOS? > > Thanks for the info, > Rafal. If you plan to use DRBD, do you really need external SAN? If not, this might be good; https://alteeve.com/w/2-Node_Red_Hat_KVM_Cluster_Tutorial -- Digimer E-Mail: digimer at alteeve.com Freenode handle: digimer Papers and Projects: http://alteeve.com Node Assassin: http://nodeassassin.org "omg my singularity battery is dead again. stupid hawking radiation." - epitron