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Re: Postgres over Linux NBD or NFS


  • From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
  • 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: Mon, 21 Jun 2004 21:33:01 -0400
  • Message-id: <8681.1087867981@sss.pgh.pa.us> <text/plain>

Andrew Hammond <ahammond(at)ca(dot)afilias(dot)info> writes:
> 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).

There are a lot of horror stories concerning running databases (not only
Postgres) over NFS.  I wouldn't recommend it.  Dunno anything about NBD
though.

			regards, tom lane



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