Re: Anyone using a SAN?

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От Matthew
Тема Re: Anyone using a SAN?
Дата
Msg-id Pine.LNX.4.64.0802201338470.20402@aragorn.flymine.org
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Ответ на Re: Anyone using a SAN?  ("Peter Koczan" <pjkoczan@gmail.com>)
Ответы Re: Anyone using a SAN?  ("C." Bergström <cbergstrom@netsyncro.com>)
Список pgsql-performance
On Mon, 18 Feb 2008, Peter Koczan wrote:
> One of the other things I was interested in was the "hidden costs" of
> a SAN. For instance, we'd probably have to invest in more UPS capacity
> to protect our data. Are there any other similar points that people
> don't initially consider regarding a SAN?

You may well find that the hardware required in each machine to access the
SAN (fibrechannel cards, etc) and switches are way more expensive than
just shoving a cheap hard drive in each machine. Hard drives are
mass-produced, and remarkably cheap for what they do. SAN hardware is
specialist, and expensive.

Matthew

--
Nog:     Look! They've made me into an ensign!
O'Brien: I didn't know things were going so badly.
Nog:     Frightening, isn't it?

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