Les Mikesell wrote: > Rudi Ahlers wrote: >> >>>> >>>> I mainly want to use it as a backup server for hosting servers, so >>>> I'll focus on FTP / SSH / SFTP / iSCSI (if possible), and maybe NFS >>>> - I don't want SMB (for security reasons). I'll probably also add >>>> Webmin to allow users to browse their backups via HTTPS, manage >>>> folders, etc. >>> >>> You might like backuppc (http://backuppc.sourceforge.net/) for a >>> backup system that will let individual machine 'owners' >>> browse/restore their own backups while using compression and linking >>> all duplicate files to use much less disk space than you'd expect. >>> There's some tradeoff in speed compared to straight rsync and it >>> needs more CPU, but the disk savings and ease of use might be worth it. >>> >> Yes, Backuppc is one of the programs we'll suggest :) > > The pooling won't have the same effect if you run many separate > instances sharing the file server. If you run a single instance that > backs up many machines, you only actually store one copy of each > unique file and all duplicates become hardlinks to that instance > whether the duplicates are found across hosts or in different runs of > the same host. > > If these are real or virtual hosts you can give their owners web > access to only their own host's backups. If you have virtual web > sites on the same host you have to go through some contortions to > split control but it is still possible. Yes, I realize that, but it would save space for those hosts who have more than 1 copy of the same file. Each account on the backup server will belong to one host / reseller / VPS owner. > >> But it will also be used for Linux control panels like cPanel, Plesk, >> Webmin, etc which use traditional FTP backup (via local LAN only). > > And those won't have any pooling. I'm not too concerned about this :) -- Kind Regards Rudi Ahlers CEO, SoftDux Web: http://www.SoftDux.com Check out my technical blog, http://blog.softdux.com for Linux or other technical stuff, or visit http://www.WebHostingTalk.co.za for Web Hosting stuff