From: | Jonathan Bartlett <johnnyb(at)eskimo(dot)com> |
---|---|
To: | Luiz Guilherme Freitas de Paula <luiz(at)auge(dot)com(dot)br> |
Cc: | Richard Huxton <dev(at)archonet(dot)com>, pgsql-general(at)postgresql(dot)org |
Subject: | Re: PostgreSQL in Cluster |
Date: | 2004-02-27 20:38:21 |
Message-ID: | Pine.SUN.4.58.0402271237100.2605@eskimo.com |
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Thread: | |
Lists: | pgsql-general |
> Is there any way to use PostgreSQL in a cluster configuration or have
> redundancy?
> How can I have my DB to not stop on hardware failure?
You can have a fail-over cluster by having an external disk array
connected to two machines, where machine B is activated, mounts the
disks, and switches off power from machine A if it fails.
Jon
>
> Thank you,
>
> Luiz
>
> > On Friday 27 February 2004 18:31, Luiz Guilherme Freitas de Paula wrote:
> > > Hi everyone,
> > >
> > > Anyone have PostgreSQL running on a cluster?
> > > I'm trying to run on a OpenMosix 2-machine cluster but the processes are
> > > not migrating. All the load is concentrating in one machine.
> >
> > I don't think openmosix allows shared memory to migrate. Since PG uses
> shared
> > memory to communicate between backends, this will cause you problems.
> >
> > > And, how can I have fail over?
> >
> > More information?
> >
> > --
> > Richard Huxton
> > Archonet Ltd
> >
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