[Lustre-discuss] MDT backup (using tar) taking very long

Bernd Schubert bs_lists at aakef.fastmail.fm
Thu Sep 2 10:04:33 PDT 2010

On Thursday, September 02, 2010, Frederik Ferner wrote:
> Bernd Schubert wrote:
> > On Thursday, September 02, 2010, Frederik Ferner wrote:
> >> we are currently reviewing our backup policy for our Lustre file system
> >> as backups of the MDT are taking longer and longer.
> > 
> > Yes, that is due to the size-on-mds feature, which was introduced into
> >  See bug
> > 
> > https://bugzilla.lustre.org/show_bug.cgi?id=21376
> > 
> > It has a patch, that also got accepted in upstream tar last week. You may
> > find
> > updated RHEL5 tar packages on my home page:
> Thanks, I'll give that a go. (Any chance of adding the SRPM to your
> download page?)

I don't like SRPM too much, I updloaded a tar.bz2 instead. It is a hg 
repository and mq managed, so patches (including those RedHat added) are in 
.hg/patches. You will another bugfix there compared to -sun packages.


Bernd Schubert
DataDirect Networks

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