From: | Andrew Rawnsley <ronz(at)ravensfield(dot)com> |
---|---|
To: | Andrew Hammond <ahammond(at)ca(dot)afilias(dot)info> |
Cc: | pgsql-performance(at)postgresql(dot)org |
Subject: | Re: Postgres over Linux NBD or NFS |
Date: | 2004-06-22 02:46:41 |
Message-ID: | 644E3D69-C3F6-11D8-8816-000393A47FCC@ravensfield.com |
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Thread: | |
Lists: | pgsql-performance |
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(at)ca(dot)afilias(dot)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
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