From: Ron Mayer <rm_pg@cheapcomplexdevices.com>
To: Jon Schewe <jpschewe@mtu.net>
Cc: Greg Smith <greg@2ndquadrant.com>
Cc: pgsql-performance@postgresql.org
Subject: Re: How filesystems matter with PostgreSQL
Date: Sat, 05 Jun 2010 23:51:08 -0700
Message-ID: <4C0B455C.8050902@cheapcomplexdevices.com> (raw)
In-Reply-To: <4C0AD7DF.1030705@mtu.net>
References: <4C08EEDF.7090403@mtu.net>
<4C0AD180.90607@2ndquadrant.com>
<4C0AD280.5020105@mtu.net>
<4C0AD547.2040308@2ndquadrant.com>
<4C0AD7DF.1030705@mtu.net>
Jon Schewe wrote:
> OK, so if I want the 15 minute speed, I need to give up safety (OK in
> this case as this is just research testing), or see if I can tune
> postgres better.
Depending on your app, one more possibility would be to see if you
can re-factor the application so it can do multiple writes in parallel
rather than waiting for each one to complete. If I understand right,
then many transactions could potentially be handled by a single fsync.
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To: pgsql-performance@postgresql.org
Cc: rm_pg@cheapcomplexdevices.com, jpschewe@mtu.net, greg@2ndquadrant.com
Subject: Re: How filesystems matter with PostgreSQL
In-Reply-To: <4C0B455C.8050902@cheapcomplexdevices.com>
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