BackupPC-users

Re: [BackupPC-users] Problems with hardlink-based backups...

2009-08-31 23:55:14
Subject: Re: [BackupPC-users] Problems with hardlink-based backups...
From: "Michael Stowe" <mstowe AT chicago.us.mensa DOT org>
To: "General list for user discussion, questions and support" <backuppc-users AT lists.sourceforge DOT net>
Date: Mon, 31 Aug 2009 22:53:02 -0500
Three small points:

1) LVM is de rigeur for any substantial Linux-based filesystem
2) You don't have to move it anywhere, you can just start a new repository
elsewhere
3) My filesystem isn't dedicated by any means, and I can't think of a good
reason to do so

> Jim Leonard wrote at about 20:20:59 -0500 on Monday, August 31, 2009:
>  > Jeffrey J. Kosowsky wrote:
>  > > Is it self-evident that a BackupPC tree is difficult to
>  > > copy/move/resize if not on a dedicated filesystem?
>  >
>  > What is a "dedicated filesystem"?  How does it differ from any other
>  > filesystem?
>
> I mean a filesystem used just for a BackupPC topdir vs. a filesystem
> that may contain data and/or code for multiple applications. Based
> upon the nearly weekly postings on this group, it seems that many
> people (myself included) initially set up their BackupPC topdir on a
> filesystem containing mixed data and without the advantage of things
> like LVM or ZFS since they don't realize in advance how hard it is to
> copy/move/resize the topdir area due to the large number of
> hard-links. It seems to me that new users should be strongly advised
> to create topdir on a separate ("dedicated") filesystem on top of LVM,
> ZFS, RAID, etc. to maximize flexibility. Alternatively, we can
> continue to address this same issue every week ;)
>
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