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    SubjectRe: linux-2.4.10-pre5
    Hi,

    On Sun, Sep 09, 2001 at 01:18:57PM -0700, H. Peter Anvin wrote:

    > The ideal way to run backups I have found is on filesystems which
    > support atomic snapshots -- that way, your backup set becomes not only
    > safe (since it goes through the kernel etc. etc.) but totally
    > coherent, since it is guaranteed to be unchanging. This is a major
    > win for filesystems which can do atomic snapshots, and I'd highly
    > encourage filesystem developers to consider this feature.

    It's already done. LVM's snapshot facility has the ability to ask the
    filesystem to quiesce itself into a consistent state before the
    snapshot is taken, and both Reiserfs and ext3 support that function.

    Cheers,
    Stephen
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