Re: xfs options

Emmanuel Florac
2007-11-12T15:21:57Z

Le Mon, 12 Nov 2007 13:19:57 +0100
Amandine AUPETIT <amandine@jamendo.com> écrivait:

> I have a 7tb XFS filesystem. The partition is supposed to stock big
> files between 2mo and 50mo. Quite no small files.
>
> So i'm trying to adapt the mount option to what I need, and what I
> need is security. I want to be sure that NONE of the files will be
> lost, even if there's a power failure.

Unfortunately there isn't any such option. A power failure may be the
cause of lost files on any filesystem.

> For now, I just tried the noatime mount option, I know there is a lot
> of options, but I don't really understand what they stand for.
>
> Do you have any suggestion to make my filesystem safer ?
>

Use redundant power supplies, and UPS; and make backups. Backups,
backups, and backups. Keep a copy (with rsync or rsnapshot) on a
similar server as your main backup, and a backup on tape.
If your data is precious, JUST MAKE BACKUPS.

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Emmanuel Florac | Intellique
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