Re: PostgreSQL clustering (shared disk)

On 8/17/07, Hannes Dorbath <light(at)theendofthetunnel(dot)de> wrote:
>
> On 17.08.2007 11:12, Mikko Partio wrote:
> > Maybe I'm just better off using the more simple (crude?) method of drbd
> +
> > heartbeat?
>
> Crude? Use what you like to use, but you should keep one thing in mind:
> If you don't know the software you are running in each and every detail,
> how it behaves in each and every situation you can think of, it's a bad
> idea to use it in a HA setup.
>
> You don't want to be one of those admins that just configured something
> in a few days, moved production stuff on it and fail to recover from a
> split brain situation. Setting up a HA environment is something you do
> in months, not days, at least if you want to do it right. There is so
> much that can go wrong, and so much to learn. Keep it simple.
>

Exactly my thoughts, as I have some experience with drbd and I know it
works. My point was that since I have access to a san environment, a shared
storage would be a more "elegant" solution, but as you pointed out it's
probably better to stick to the method that feels most comfortable.

Thanks for your thoughts.

Regards

MP