Re: asm on san
Date: Tue, 16 Dec 2008 01:50:56 +0000
DA Morgan wrote:
> Palooka wrote:
>> joel garry wrote: >>> I'm under the impression spindles=performance. >>> >> I think Michael Austin is right. We are just consumers of the SAN >> service. These days, we can no longer think in terms of spindles - too >> much is abstracted and virtualised. >> >> Just my 2c. >> >> Palooka
> To consider yourselves consumers of the SAN service is the same as
> considering yourself a consumer of the network service or the
> electricity service. As the customer you have both the right and
> the responsibility to write an SLA with those that provide it.
> If your idea of an SLA is to laydown in the middle of the street
> and be run over that's what you get. I think you will find that
> the customers of your company's ERP system has taken a very
> different approach to the issue and so should all DBAs.
What a facile and fatuous observation.
Of course the SAN providers are subject to SLAs. The point is that they guarantee a level of availability and throughput; i.e. the what, rather than the how.
Palooka Received on Mon Dec 15 2008 - 19:50:56 CST