From: Korry Douglas <korry.douglas@enterprisedb.com>
To: Scott Marlowe <scott.marlowe@gmail.com>
Cc: Oscar Calderon <ocalderon@solucionesaplicativas.com>
Cc: pgsql-admin@postgresql.org <pgsql-admin@postgresql.org>
Subject: Re: PostgreSQL isn't enough scalable as Oracle or DB2
Date: Mon, 21 Apr 2014 16:53:54 -0400
Message-ID: <53558562.5090106@enterprisedb.com> (raw)
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>> http://reshmaparveen.blogspot.com/2009/12/postgresql-system-architecture.html
>>
>> I was reading the Scalability section, where it mentions this:
>>
>> Even though the query receiving thread is alone it still offers better or
>> equal scalability to MySQL. In terms of multi-computer scalability,
>> PostgreSQL does not scale at all.
> This statement was wrong in 2009 and it's still wrong today. We were
> using slony well before 2009 with read slaves to handle massive read
> loads. While muti-master setups are still pretty new in the PostgreSQL
> universe, there are some seups like Bucardo. Of course this paper
> doesn't mention whether or not they're referring to shared storage or
> separate storage, and what kind of loads would be expected. RedHat
> Cluster server can provide failover etc. There are several different
> options that pre-date this article.
>
> The fact that it then goes on the sing the praises of MySQL clusters
> as reliable and stable makes me question the whole article.
>
>
And, the page mentioned above seems to be copied verbatim (and without
attribution) from a 2004 paper here:
http:// www.benjaminarai.com/downloads/whitepapers/postgresql.doc
-- Korry
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Cc: korry.douglas@enterprisedb.com, scott.marlowe@gmail.com, ocalderon@solucionesaplicativas.com
Subject: Re: PostgreSQL isn't enough scalable as Oracle or DB2
In-Reply-To: <53558562.5090106@enterprisedb.com>
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