[Lustre-discuss] No space left on device for just one file

Bernd Schubert bernd.schubert at fastmail.fm
Mon Jan 11 15:15:17 PST 2010


Hello Robert,

could you please send a mail into our ticket system? Kit or I would then start 
to investigate tomorrow.

Thanks,
Bernd

On Monday 11 January 2010, Michael Robbert wrote:
> The filename is not very unique. I can create a file with the same name in
>  another directory or on another Lustre filesystem. It is just this exact
>  path on this filesystem. The full path is:
>  /lustre/scratch/smoqbel/Cenval/CLM/Met.Forcing/18X11/NLDAS.APCP.007100.pfb
> .00164 The mount point for this filesystem is /lustre/scratch/
> 
> Thanks,
> Mike
> 
> On Jan 11, 2010, at 5:52 AM, Mag Gam wrote:
> > Can you paste us the file name? I want to see if we can touch
> > something like this.
> >
> > On Fri, Jan 8, 2010 at 1:36 PM, Michael Robbert <mrobbert at mines.edu> 
wrote:
> >> I have a user that reported a problem creating a file on our Lustre
> >> filesystem. When I investigated I found that the problem appears to be
> >> unique to just one filename in one directory. I have tried numerous ways
> >> of creating the file including echo, touch, and "lfs setstripe" all
> >> return "No space left on device". I have checked the filesystem with df
> >> and "lfs df" both show that the filesystem and all OSTs are far from
> >> being full for both blocks and inodes. Slight changes in the filename
> >> are created fine. We had a kernel panic on the MDS yesterday and it was
> >> quite possible that the user had a compute job working in this directory
> >> at the time of that problem. I am guessing we have some kind of
> >> corruption with the directory. This directory has around 1 million files
> >> so moving the data around may not be a quick operation, but we're
> >> willing to do it. I just want to know the best way, short of taking the
> >> filesystem offline, to fix this problem.
> >>
> >> Any ideas? Thanks in advance,
> >> Mike Robbert
> >> _______________________________________________
> >> Lustre-discuss mailing list
> >> Lustre-discuss at lists.lustre.org
> >> http://lists.lustre.org/mailman/listinfo/lustre-discuss
> 
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