Stale NFS handle

Ever rebooted your NFS server, just to find out that your NFS clients can’t access it any more, with an error message “Stale NFS file handle”? If this happened to you and you have your NFS server’s exports on a LVM volume, this means that you didn’t read a fine exports manual:

Obvious, and self-explanatory, isn’t it? If you happened to have this “Stale NFS file handle” problem and your exported NFS file systems were on a LVM volume, adding fsid for each exported filesystem should help:

Note: if this error only happens when accessing certain files, this means that your (non-network) filesystem is broken:

In this case, running fsck is recommended.