Re: On RAID, inode size, stripe size (was: Playing around with NFS+XFS)

[Steve Lord <lord@xxxxxxx>]

> On Wed, Sep 05, 2001 at 10:36:24AM -0500, Steve Lord wrote:
> > This is not a raid5 thing, it is a filesystem size issue, once you get
> > above 1 Tbyte in filesystem size then xfs inode numbers (which are really
> > a disk address) can take more than 32 bits. Since lots of linux code,
> > including NFS, does not cope with this, we need to change things in xfs
> 
> Since 2.4.5 or so mainstream 2.4 has the fh_to_dentry/dentry_to_fh super
> block interfaces. They are currently only used by reiserfs to handle
> their equivalent of 64bit inodes; but XFS could use them too to at least
> avoid problems with NFS for the big file systems.
> 
> -Andi

Hmm, it does not solve the problem of stat calls etc which return a 32
bit inode to user space. We also have an application issue with XFS on
Irix which means we need to do the solution where we force inodes into
32 bits by placement within the filesystem.

Steve