[CentOS] [OT] Building a new backup server

[m.roth at 5-cent.us]

Les Mikesell wrote:
> On Tue, Nov 5, 2013 at 8:32 AM,  <m.roth at 5-cent.us> wrote:
>> Les Mikesell wrote:
>>> On Tue, Nov 5, 2013 at 7:04 AM, Sorin Srbu <Sorin.Srbu at orgfarm.uu.se>
>>> wrote:
>>>>>
>>>> Can e.g. BackupPC handle several file systems to backup to?
>>>> I.e. comp1 through 10 should backup to /bak1, comp 11 through 20 to
>>>> /bak2 and so on.
>>>
>>> The main point of backuppc is that it hard-links all files with
>>> identical content to save space, so it needs to put everything on one
>>> filesystem.   However, I'm getting pretty good performance running it
>> <snip>
>> *shrug*
>> So does rsync - we use hard links a *lot*, to keep 4-5 weeks of full
>> nightly backups for a lot of servers.
>
> No, rsync will only hardlink to instances of the same file in the same
> location from previous runs.  Backuppc will link every file with

True. But we have a directory structure like
      .../servername
          |-> date1
              date2

> identical contents even from different machines and locations.  And it
> compresses them.  So you could probably keep 2 to 10x the history
> online compared to anything else.   Plus it has a nice web interface.
>
> --
>    Les Mikesell
>      lesmikesell at gmail.com
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