Re: Postgres over Linux NBD or NFS

On Jun 21, 2004, at 2:02 PM, Andrew Hammond wrote:

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> We're looking for an alternative to fiber-channel disk arrays for mass
> storage. One of the ideas that we're exploring would involve having the
> cluster on an NFS mounted filesystem. Another technology we're looking
> at is the Linux NBD (Network Block Device).
>

No idea about NBDs, but its generally accepted that running over NFS
would significantly
decrease reliability and performance, i.e. it would be a Bad Move (tm).
Not sure what you
think to gain. I sure wouldn't trust NFS with a production database.

What exactly are you trying to gain, avoid, or do?

> Has anyone had any experience with running postgres over either of
> these
> technologies? What issues do we need to know about / pay attention to?
>
> - --
> Andrew Hammond    416-673-4138    ahammond@ca.afilias.info
> Database Administrator, Afilias Canada Corp.
> CB83 2838 4B67 D40F D086 3568 81FC E7E5 27AF 4A9A
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Andrew Rawnsley
President
The Ravensfield Digital Resource Group, Ltd.
(740) 587-0114
www.ravensfield.com