When I asked EMC sales directly and got no reply, I gather snapimage
isn't supported anymore. powersnap is but it doesn't help in my
situation.
CraigW
On Sun, 2008-02-03 at 12:19, Tim Mooney wrote:
> In regard to: Re: [Networker] recommendation to backup 1.5 million small...:
>
> > yes, that's 1 one directory. It takes days to backup, even 3 million
> > files takes 30+ hours to backup. I know it's the worst way to organise
> > data but it was given to us by a external programmer.
>
> Hopefully that external programmer has been educated, perhaps in a
> painful way.
>
> > so is there a way using legato to bypass the filesystem layer ?
>
> Using some of the add-on products that Rob Sterba and others have talked
> about, you can bypass the filesystem layer.
>
> Even without those products, there may be ways to do it, but I've
> never been faced with a problem like you are, so I have no experience with
> making it work and where the pitfalls would be. The general idea
> involves splitting a raid1 mirror and backing up the block device for the
> half of the mirror that's no longer changing, but restores are where
> things would get very tricky. Hence the benefits of a product like
> SnapImage.
>
> PS: how long does an ls take in that directory -- I would love to know!
> ;-)
>
> cd /your/obscene/directory
> time ls > /dev/null
>
> Tim
> --
> Tim Mooney Tim.Mooney AT ndsu DOT edu
> Information Technology Services (701) 231-1076 (Voice)
> Room 242-J6, IACC Building (701) 231-8541 (Fax)
> North Dakota State University, Fargo, ND 58105-5164
>
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