SUMMARY: Incremental backup of NFS filesystem

From: Nils K. Schoyen (nils@norsar.no)
Date: Mon Mar 20 2000 - 00:49:53 CST


Original posting:

> Is there a program/tool for incremental backups of a NFS mounted
> filesystem?
>
> We have a box (Speedfiler) that acts as a dedicated NFS server.
> Has a simple OS that basically knows nothing but NFS. Hence, we
> cannot run ufsdump/ufsrestore...
>
> Could be achieved using 'find . -newer /var/tmp/LAST_LEVEL0_BACKUP ...'
> but maybe there is a program like nfsdump out there?
>
> host# df -k
> Filesystem kbytes used avail capacity Mounted on
> nfs:/nfs_fs 50308436 324552 49983884 1% /nfs_fs
>
> host# nfsdump 0uf /dev/rmt/0cbn /nfs_fs
> host# nfsdump 3uf /dev/rmt/0cbn /nfs_fs

Suggestions:

o Use GNU tar (allows incremental backup)
o find -mtime and cpio
o amanda (uses GNU tar) - See http://www.amanda.org
o Networker from legato, or the solstice backup software.

Thanks!!

Best regards,

Nils K. Sch°yen
NORSAR



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