Lets say HP Modular Storage/Smart Array..
From: Chaim Rieger <chaim.rieger@stripped>
Subject: Re: MySQL Log and Data directories
To: "Michael Dykman" <mdykman@stripped>
Cc: dbrb2002-sql@stripped, mysql@stripped
Date: Wednesday, March 4, 2009, 10:31 AM
Michael Dykman wrote:
> On Wed, Mar 4, 2009 at 1:22 PM, <dbrb2002-sql@stripped> wrote:
>> On a high read/write load.. is it good to split log (binlogs, innodb txn logs)
> and data (all tables, innodb tablespace) in different partitions ?
>> Anybody had any experience ?
>> For example; out of 25 disks array with 142GB 10000rpm... I would like to keep
> few disks to logs and rest to data .. is it advised or better to keep everything in spool
> so that all spindles can be efficiently managed...
>> Thanks in advance
> You most certainly can get enhanced performance by putting your bin
> log and transaction logs onto separate spindles.. Separate
> partitions on the same physical device will be of little-to-no-value.
> For systems like Oracle or DB2, this is part of the standard
> installation drill. ON MySQL, I do not do this routinely, but I do
> when I am expecting high, sustained loads,
what kind of storage are you using ?
we do this on netapp.