Re: Hot-Stdby-DB vs. Parallel-Server

From: Ian Ledzion <ian.ledzion_at_lgxbow.com>
Date: Tue, 1 May 2001 10:39:25 +0200
Message-ID: <9clsoo$4e9$1@rex.ip-plus.net>

We looked at a solution by Veritas using Oracle on Sun Solaris. As Andrew said, you can do it with fibre, and have upto 9km between sites. If one site goes down they claim 2-3 seconds switchover.

"Andrew Mobbs" <andrewm_at_chiark.greenend.org.uk> wrote in message news:EHp*nq2Uo_at_news.chiark.greenend.org.uk...
> Sybrand Bakker <postbus_at_sybrandb.demon.nl> wrote:
> >One of the main features of Oracle Parallel Server, is that there are two
> >servers serving the same disks.
> >Hence the servers need to be in the same computer room.
> >A client may not want that for obvious reasons (if there is a fire in the
> >computer room, both servers will burn down)
> >So, there are cases where Hot Standby is the best you can do.
>
> Fibre attached storage can give you a couple of kilometres between
> servers (in theory, never seen it implemented myself).
>
> --
> Andrew Mobbs - http://www.chiark.greenend.org.uk/~andrewm/
Received on Tue May 01 2001 - 03:39:25 CDT