[OpenAFS] Howto speedup the restore of a crashed fileserver

Jose Calhariz jose.calhariz@tagus.ist.utl.pt
Mon, 1 Oct 2007 22:14:39 +0100

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On Mon, Oct 01, 2007 at 03:41:16PM -0400, Derek Atkins wrote:
> Jose Calhariz <jose.calhariz@tagus.ist.utl.pt> writes:
> > On Mon, Oct 01, 2007 at 11:25:03AM -0700, Russ Allbery wrote:
> >> Jose Calhariz <jose.calhariz@tagus.ist.utl.pt> writes:
> >>=20
> >> > I have lost a fileserver because of a corruption on the reiserfs v3.
> >> > Something like 1000 volumes and 100GB of data were lost.  The backups
> >> > were made using amanda with standard tar.
> >>=20
> >> > My problem is the recovering of the data to the surviving filesystem
> >> > is taking too much time.  Something like 7 hours to recover 7 GB.
> >> > Will I need 100hours to recover from tar 100GB?
> >>=20
> >> What did you tar up?  I can think of a lot of possibilities (the raw n=
> >> filesystem, the contents of AFS archived with admin credentials, tarba=
> >> of volume dumps), and the answer somewhat depends.
> >
> > I have tarballs with the contents of AFS using admin credentials.
> Note that you'll have to manually repair the acls; tar doesn't save
> them.

It's on my todo list, to find a command to export and import AFS
acls.  So it can be collected by tar.

> -derek

    Jos=E9 Calhariz

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