On Fri, Oct 15, 2010 at 7:55 AM, Manas Alekar <[email protected]>wrote:
> > I have a small ubuntu server running for our development needs as > > > well as file server. We are now considering to upgrade it with ubuntu > > 10.04 LTS. > > The first tenet of system administration is: if it ain't broken don't fix > it. > Absolutely! Mithun, if you wish, you can share why you are going for an upgrade. People here might be able to suggest better solutions. > > We do not have any automatic backup system for now. I want to > > add something like RAID 1 for backing up data. Can anyone suggest best > > practices? Should I use and extra internal hard disk or external hard > > disk? Is is possible to use fallback hard drive of bigger size and use > > extra space for other purposes, such as storing non critical data? > > Any pointers to good information? > > RAID1 improves robustness. It is not a substitute for backup. Why you say? > Because hardware failure is not the only cause of losing data. > Thumb rules? Slower disks are more reliable and that is why they are > preferred for backup. In places where access to server rooms cannot be > controlled, access to drawers can still be. > > Personally, I do not consider a backup a backup, unless it is on WORM media. Unexpected power problems among other things can completely ruin harddisks in a jiffy. Critical data should be backed up on indestructible(via software I mean :)) media IMHO. My 2 cents... -P Hope that helps. > > Manas > > > _______________________________________ > Pune GNU/Linux Users Group Mailing List > _______________________________________ Pune GNU/Linux Users Group Mailing List
