Re: How do I know my table is bloated?

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От Rodrigo Barboza
Тема Re: How do I know my table is bloated?
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Msg-id CANs8QJZ9Ekd06zwwk7n=Lu0=eWxC2dinxa+RHxvkFoVPuYaXNw@mail.gmail.com
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Ответ на Re: How do I know my table is bloated?  (Igor Neyman <ineyman@perceptron.com>)
Ответы Re: How do I know my table is bloated?
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On Thu, May 30, 2013 at 1:35 PM, Igor Neyman <ineyman@perceptron.com> wrote:


From: Rodrigo Barboza [mailto:rodrigombufrj@gmail.com]
Sent: Thursday, May 30, 2013 12:04 PM
To: Igor Neyman
Cc: pgsql-admin@postgresql.org
Subject: Re: [ADMIN] How do I know my table is bloated?

I have some tables that I do a lot of updates, deletes and inserts.
So I am worried that my cluster can grow up to a huge size...
The best option would be to create a scheduled process to check if it is bloated and if so, reindex?

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Depends on whether it's table bloat or index bloat.
But first, you try to minimize bloat by tuning autovacuum.

Igor Neyman


I am using the defualt values for autovaccum. 
How do you suggest to tune the autovacuum?
If the problem is index bloat, autovaccum won't be a solution, am I right?

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