Re: Raid 10 chunksize

From: Mark Kirkwood <markir(at)paradise(dot)net(dot)nz>
To: Stef Telford <stef(at)ummon(dot)com>
Cc: Scott Carey <scott(at)richrelevance(dot)com>, "pgsql-performance(at)postgresql(dot)org" <pgsql-performance(at)postgresql(dot)org>
Subject: Re: Raid 10 chunksize
Date: 2009-04-02 06:19:17
Message-ID: 49D458E5.6040107@paradise.net.nz
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Stef Telford wrote:
>
> Hello Mark,
> For the record, this is a 'base' debian 5 install (with openVZ but
> postgreSQL is running on the base hardware, not inside a container)
> and I have -explicitly- enabled sync in the conf. Eg;
>
>
> fsync = on # turns forced
>
>
> Infact, if I turn -off- sync commit, it gets about 200 -slower-
> rather than faster.
>
Sorry Stef - didn't mean to doubt you....merely your disks!

Cheers

Mark

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