[Linux-cluster] gfs 5.1 question

[chris barry]

On Thu, 2008-02-21 at 17:29 -0600, Bob Peterson wrote:
> On Thu, 2008-02-21 at 18:13 -0500, chris barry wrote:
> > Ok, a question for the old-timers:
> > 
> > gfs 5.1
> > GULM
> > RH 7.3, custom kernel
> > ~350GB FC array.
> > Eg. ancient stuff - can't change it. migrating to new gfs cluster I just
> > built soon.
> > 
> > df shows 84% of volume used, but writes say out of space.
> > 
> > What tests can I do to determine why this is, and better how can I
> > eliminate this unwritable 16%? Do I need to 'reclaim' inodes or
> > something?
> > 
> > 
> > Thanks,
> > -C
> 
> Hi Chris,
> 
> My guess is that the 16% is tied up in free metadata.
> You may want to do a "gfs_tool reclaim" to turn the free metadata into
> free data blocks.  (And as always, those will in turn be turned back
> into metadata blocks as needed.)
> 
> Regards,
> 
> Bob Peterson
> Red Hat GFS
> 

Hi Bob,

Thanks for getting back so soon.

Anything dangerous or scary about this? Will it take a long time?

Regards,
-C