Re: Unexpected pgbench result

From: Kevin Grittner <kgrittn(at)ymail(dot)com>
To: Dave Johansen <davejohansen(at)gmail(dot)com>, Shaun Thomas <sthomas(at)optionshouse(dot)com>
Cc: pgsql-performance <pgsql-performance(at)postgresql(dot)org>
Subject: Re: Unexpected pgbench result
Date: 2013-12-20 15:22:10
Message-ID: 1387552930.9150.YahooMailNeo@web162903.mail.bf1.yahoo.com
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Dave Johansen <davejohansen(at)gmail(dot)com> wrote:

> Is there a benefit to having the WAL and logs on the separate
> RAID 1? Or is just having them be part of the larger RAID 1+0
> just as good?

I once accidentally left the pg_xlog directory on the 40-spindle
RAID with most of the data instead of moving it.  Results with
graph here:

http://www.postgresql.org/message-id/4B71358E020000250002F0E4@gw.wicourts.gov

--
Kevin Grittner
EDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

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