From: Jesper Krogh <jesper@krogh.cc>
To: Willy-Bas Loos <willybas@gmail.com>
Cc: pgsql-performance@postgresql.org
Subject: Re: [PERFORMANCE] expanding to SAN: which portion best to move
Date: Wed, 04 May 2011 07:33:25 +0200
Message-ID: <4DC0E525.4060108@krogh.cc> (raw)
In-Reply-To: <BANLkTi=eNeQmYLqNm-E36G9UPwTnsTtHBw@mail.gmail.com>
References: <BANLkTimDjFDy8Q8vfDVZ4LBKXb1EjVsh4w@mail.gmail.com>
<4DC0D968.3030106@krogh.cc>
<BANLkTi=eNeQmYLqNm-E36G9UPwTnsTtHBw@mail.gmail.com>
On 2011-05-04 07:25, Willy-Bas Loos wrote:
> are you saying that, generally speaking, moving the data would be better
> unless the SAN performs worse than the disks?
It was more, "given all the incertainties, that seems like the least
risky".
The SAN might actually be less well performing than what you currently
have, you dont know yet I guess?
> besides your point that it depends on what our end looks like i mean.
> (and what do you mean by "the DAS way", sry no native speaker)
DAS way => A disk array where the database has sole access
to the hardware (not shared among other systems). Examples
are Dell MD1200/1220 or similary.
--
Jesper
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To: pgsql-performance@postgresql.org
Cc: jesper@krogh.cc, willybas@gmail.com
Subject: Re: [PERFORMANCE] expanding to SAN: which portion best to move
In-Reply-To: <4DC0E525.4060108@krogh.cc>
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