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.