From: | Erik Jones <erik(at)myemma(dot)com> |
---|---|
To: | Alan Hodgson <ahodgson(at)simkin(dot)ca> |
Cc: | pgsql-general(at)postgresql(dot)org |
Subject: | Re: WAL Log Size |
Date: | 2008-02-28 19:29:04 |
Message-ID: | 965CB986-7659-49B6-BA5F-6C0AB67A9C3F@myemma.com |
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Thread: | |
Lists: | pgsql-general |
On Feb 28, 2008, at 12:51 PM, Alan Hodgson wrote:
> On Thursday 28 February 2008, John Evans <admin(at)kilnar(dot)com> wrote:
>> I've heard that upgrading to 8.2 or 8.3 will allow me to setup a
>> timeout value for WAL log creation, but upgrading at this time is
>> not an
>> option for various reasons.
>>
>> Any insight that you can provide will be greatly appreciated!
>
> Write a script that does "something" that results in 16MB of WAL
> logging and
> run it whenever you want a rotation to occur. Inserting a few hundred
> thousand rows into an otherwise empty table should work. If it's not
> indexed it won't impact your server much, especially if your normal
> transaction volume is that low.
Or, even simpler:
SELECT pg_switch_xlog();
Erik Jones
DBA | Emma®
erik(at)myemma(dot)com
800.595.4401 or 615.292.5888
615.292.0777 (fax)
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