Date: Fri, 26 Oct 2007 21:21:58 +1000 From: Norberto Meijome <freebsd@meijome.net> To: Wojciech Puchar <wojtek@wojtek.tensor.gdynia.pl> Cc: FreeBSD Questions ML <freebsd-questions@freebsd.org> Subject: Re: Storage cluster with FreeBSD Message-ID: <20071026212158.5c990f7a@meijome.net> In-Reply-To: <20071026102559.A83146@wojtek.tensor.gdynia.pl> References: <20071026104209.3c0628ba@meijome.net> <20071026102559.A83146@wojtek.tensor.gdynia.pl>
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On Fri, 26 Oct 2007 10:27:16 +0200 (CEST)
Wojciech Puchar <wojtek@wojtek.tensor.gdynia.pl> wrote:
> >
> > I have this pet project, playing with the Lustre Cluster FS. Is there anything similar to this that would run with FreeBSD as the host? ( Clients supported would HAVE to be linux,freebsd, Win32, OSX, ideally over standard protocols with no need for special driver).
> >
> > I seem to remember that ggate, in the GEOM stack, allows for storage over different nodes, but reading about ggate i am not sure it provides what I'm after :
> >
> > - storage over a number of nodes (few or large number).
>
> ggate provides remote volume. simply.
Right.
>
> > - abstract view of the storage from the client's point of view ( 1 TB storage, doesnt matter how this is setup).
> yes
>
> > - dynamic sizing : add servers, storage grows.
>
> no. you may have more remote/virtual volumes,
>
> > - resilience to node loss.
> >
> no.
>
> as every good unix tool, doesn't do everything, it does one thing just
> right, remote volumes for ggate.
>
> use ggate with gmirror and gconcat :)
cool, thanks for the pointers... I had a side note to review these in conjunction with ggate. So, is there any logical volume manager that works properly under 6.x or 7, ala LVM2 in Linux? ( I know of vinum, but the way I understand it is is pre-GEOM ).
thanks Wojciech! :)
B
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{Beto|Norberto|Numard} Meijome
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