Re: SSDs with Postgresql? - Mailing list pgsql-general

From Florian Weimer
Subject Re: SSDs with Postgresql?
Date
Msg-id 82bozza9tn.fsf@mid.bfk.de
Whole thread Raw
In response to Re: SSDs with Postgresql?  (Adrian Klaver <adrian.klaver@gmail.com>)
Responses Re: SSDs with Postgresql?
Re: SSDs with Postgresql?
List pgsql-general
* Adrian Klaver:

>> Interesting.  Is there an easy way to monitor WAL traffic in away?  It
>> does not have to be finegrained, but it might be helpful to know if
>> we're doing 10 GB, 100 GB or 1 TB of WAL traffic on a particular
>> database, should the question of SSDs ever come up.
>
> They are found in $DATA/pg_xlog so checking the size of that
> directory regularly would get you the information.

But log files are recycled, so looking at the directory alone does not
seem particularly helpful.

--
Florian Weimer                <fweimer@bfk.de>
BFK edv-consulting GmbH       http://www.bfk.de/
Kriegsstraße 100              tel: +49-721-96201-1
D-76133 Karlsruhe             fax: +49-721-96201-99

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