From: Evgeniy Shishkin <itparanoia@gmail.com>
To: Andrea Suisani <sickpig@opinioni.net>
Cc: mfatticcioni@mbigroup.it
Cc: pgsql-performance@postgresql.org
Subject: Re: Tuning the configuration
Date: Thu, 11 Dec 2014 15:11:05 +0300
Message-ID: <6B084BAC-82C6-410A-88D4-9CDC01DA8C09@gmail.com> (raw)
In-Reply-To: <548987D7.7040304@opinioni.net>
References: <548823F8.4070003@mbigroup.it>
<548987D7.7040304@opinioni.net>
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> On 11 Dec 2014, at 15:02, Andrea Suisani <sickpig@opinioni.net> wrote:
>
> On 12/10/2014 11:44 AM, Maila Fatticcioni wrote:
>> 2- I would like to use the two SDD to store the wal file. Do you think
>> it is useful or how should I use them?
>
> I definitely would give it a try.
>
I don't understand the logic behind using drives,
which are best for random io, for sequent io workloads.
Better use 10k sas with BBU raid for wal, money wise.
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Cc: itparanoia@gmail.com, sickpig@opinioni.net, mfatticcioni@mbigroup.it
Subject: Re: Tuning the configuration
In-Reply-To: <6B084BAC-82C6-410A-88D4-9CDC01DA8C09@gmail.com>
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