Re: pgpool2 vs sequoia

From: "Joshua D(dot) Drake" <jd(at)commandprompt(dot)com>
To: David Fetter <david(at)fetter(dot)org>
Cc: mljv(at)planwerk6(dot)de, pgsql-general(at)postgresql(dot)org
Subject: Re: pgpool2 vs sequoia
Date: 2007-08-03 16:04:47
Message-ID: 46B3521F.6050603@commandprompt.com
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-general

David Fetter wrote:
> On Fri, Aug 03, 2007 at 09:25:41AM +0200, mljv(at)planwerk6(dot)de wrote:
>> Am Donnerstag, 2. August 2007 22:37 schrieben Sie:
>>> On Thu, Aug 02, 2007 at 11:58:40AM +0200, mljv(at)planwerk6(dot)de wrote:
>>>> Hi,
>>>>
>>>> i would like to use a statement replication for postgresql
>>> Why?
>> i have read
>> http://www.postgresql.org/docs/8.2/interactive/high-availability.html
>>
>> i want 4 synchronous databases with load balancing, so my
>> application has high performance and high availability.

synchronous replication <> high performance without lots of $$$$$$

Use a caching server or something like plproxy.

>
> Very few people actually need synchronous replication, and those who
> do buy Oracle's RAC (and curse it) or use DB2's offering (and also
> curse it ;). For most purposes, fast asynchronous replication is good
> enough.
>
> Cheers,
> David.

--

=== The PostgreSQL Company: Command Prompt, Inc. ===
Sales/Support: +1.503.667.4564 || 24x7/Emergency: +1.800.492.2240
Providing the most comprehensive PostgreSQL solutions since 1997
http://www.commandprompt.com/

Donate to the PostgreSQL Project: http://www.postgresql.org/about/donate
PostgreSQL Replication: http://www.commandprompt.com/products/

In response to

Browse pgsql-general by date

  From Date Subject
Next Message Andrus 2007-08-03 16:09:32 pg_shdepend big
Previous Message Sibte Abbas 2007-08-03 15:55:37 Re: parsed queries (cursors) cashing issues