> I would suspect the inode64 option is the problem > > We had similar issues running 32 bit apps on a 64 bit clients accessing > 'large' NFS servers (non-Linux NFS servers) - the 'fix' was to make sure > the file systems were exported/mounted with 32 bit inode compatibility http://xfs.org/index.php/XFS_FAQ#Q:_Why_doesn.27t_NFS-exporting_subdirectories_of_inode64-mounted_filesystem_work.3F Link colour in my browser indicates I've looked at this before. D'oh. The fsid option seems to work, but I need more testing.