On Thu, 23 Nov 2006, Sudev Barar wrote: > On 23/11/06, System Admin <administrator at insurancejournal.com> wrote: >> We have about 5 servers spread out throughout the country: 2 Centos 4.4, >> 1 Red Hat and 2 windows machines- looking for some good ideas for a >> back-up solution. Our servers hold a lot of data, but only a small >> portion of it is crucial on any given day. That crucial portion is >> always changing (for example, this week the crucial files all relate to >> November- current and previous projects, and the next project in early >> December). >> What we need to have is a backup solution that would allow us to roll >> back to any given day (about four weeks of daily history). Bare-metal >> backups are a must. >> >> Our ideal solution would be to find someone who could design and >> implement a system for us. All ideas and suggestions are welcome. > > Your best bet would be rsync on day one. Copy over the day one data to > another set called day two. Then rsync day two. Copy over to the set > day three and then rsync day three and so on... > > Since rsync does differential transfer it would be fast and easy to > implement and to run from either the client server or backup server. > > Plus since rsync works on top of ssh you can do key-only > authentication so that other logins are thwarted. http://www.nongnu.org/rdiff-backup/ Regards, -- Tom Diehl tdiehl at rogueind.com Spamtrap address mtd123 at rogueind.com