Il 07/05/2015 00:47, John R Pierce ha scritto: > On 5/6/2015 1:34 PM, Valeri Galtsev wrote: >> My assistant liked backuppc. It is OK and will do decent job for really >> small number of machines (thinking 3-4 IMHO). I run bacula which has >> close >> to a hundred of clients; all is stored in files on RAID units, no tapes. >> Once you configure it it is nice. But to make a configuration work for >> the >> first time is really challenging (says one who still managed to configure >> it > > I've been using BackupPC to backup about 25-30 servers and VMs for a > couple years now. My backup server has a 20TB raid dedicated to > BackupPC, using XFS on LVM, on CentOS 6.latest... That backup raid is > mirrored to an identical server in a seperate building via drbd for > disaster recovery. I keep 12+ months of monthly full backups, and 30+ > days of daily incrementals. The deduplicated and compressed backups of > all this take all of 4800GB, containing 9.1 million files and 4369 > directories. The full backups WOULD have taken 68TB and the > incrementals 25TB without dedup. > > I'm very happy with it. > > its a 'pull' based backup, no agents are required for the clients... it > can use a variety of methods, I mostly use rsync-over-ssh, all you need > to configure is a ssh key so the backup server's backuppc user can > connect to the target via ssh as a user with sufficient privs to backup > the desired file systems. for my couple windows servers, I install a > cygwin based rsync. BackupPC also can use nfs, smb, and tar-over-ssh > as backup methods. > > adding a new host to the backup service takes me about 5 minutes. it > would probably take even less time if I bothered to document and/or > automate the process :) > > users can be given access to their own backups via the web interface, > and they can either download single files, a tar or zip of a directory > tree, or tell the server to push a restore onto the original target. you > can download or restore ANY version of any file thats in the hive. > > the major downside is that ALL the backups have to be stored on one > monolithic file system, and it uses tons of hard links. If you use XFS, > this is not a problem. maintaining a backup of your backups can be > done a couple ways, I am using drbd to a mirror server, but there's also > a provision I haven't explored for generating archives. > > > > > Hi John, when disk is filled, on bacula we can recycle disk volumes. What's for BackupPC? There is automatic backup deletion over retention time? Thanks in advance.