Agnello George wrote: > The requirement fro backup is not primarily for HDD failure , but human > error failure . In case one of our user ( eg: the COO with huge mailbox > size has delete all his certain very important mails, and he want to recover > them , the contacts us as we are supposed to maintain his mail backup for a > week, and we should restore his backup immediately ) this the main > requirement for the backup and that too on the same server different > partition . Have you considered using a snapshot approach? By that, I mean one which uses hard links to create the "backup", and as files get added/ modified, the data are copied, and links are created. Usually, one has a snapshot directory with something like a daily snapshot, and 24 hourly ones, something like that. Mike -- p="p=%c%s%c;main(){printf(p,34,p,34);}";main(){printf(p,34,p,34);} Oppose globalization and One World Governments like the UN. This message made from 100% recycled bits. You have found the bank of Larn. I speak only for myself, and I am unanimous in that!