If you have already purchased the hardware, you just have to go with what
you have. There is no way to estimate how much hardware is needed without
knowing your applications. Tuning and monitoring, are perhaps the best
strategy.
"Magnus Warker" <magnus_at_warker.co> wrote in message
news:e24bnm$tec$1_at_online.de...
> Dear Bob,
>
> thank you for your comments.
>
> So for scaling up the cluster we have two possibilities:
>
> - upgrade the hardware of single nodes
> - add additional nodes to the cluster
>
> I wonder how to decide when to perform which action.
>
> Is this really all one can do or does one have something like a strategy
> when planning the cluster?
>
> Regards,
> Magnus
>
> Bob Jones wrote:
>
>>> 1) Measurement of load
>
>> You just have to know what your hardware can handle. There is no better
>> way than testing and experience. The work load is also highly dependent
>> on
>> applications and data.
>
>>> 2) Scaling up
>
>> You can add more nodes to the cluster or upgrade existing nodes. I prefer
>> the latter because more nodes require more maintenance work.
>
>
Received on Thu Apr 20 2006 - 21:59:51 CDT
