Re: Unexplained disk usage in AWS Aurora Postgres

From: Ravi Krishna <srkrishna(at)yahoo(dot)com>
To: Christoph Moench-Tegeder <cmt(at)burggraben(dot)net>
Cc: Chris Borckholder <chris(dot)borckholder(at)bitpanda(dot)com>, PG List <pgsql-general(at)lists(dot)postgresql(dot)org>
Subject: Re: Unexplained disk usage in AWS Aurora Postgres
Date: 2020-08-07 14:57:20
Message-ID: 79EBF4B8-0CC8-4F56-996B-1147B56CF1E9@yahoo.com
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>
> The main problem here is that "Amazon Aurora" is not PostgreSQL.
> If I understand Amazon's documentation, what you are using is
> officially named "Amazon Aurora with PostgreSQL Compatibility",
> and that sums is up quite nicely: Aurora is a database engine
> developed at Amazon - and it's inner workings are not publically
> documented.
> Whatever is using up that disk space - only AWS Support can know.

Correct. Aurora is basically forked PG code, but with a different I/O layer. That explains why
they are quite behind community PG in versions.

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