From: | Alex Samad <alex(at)samad(dot)com(dot)au> |
---|---|
To: | Achilleas Mantzios <achill(at)matrix(dot)gatewaynet(dot)com> |
Cc: | PostgreSQL mailing lists <pgsql-general(at)postgresql(dot)org> |
Subject: | Re: Begginers question |
Date: | 2017-08-16 22:25:17 |
Message-ID: | CAJ+Q1PWGeFpjpYdLa5GxpeCkuiK07d7Sybn-N4739PAMx06WjA@mail.gmail.com |
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Lists: | pgsql-general |
Great I will add it to my notes.
Thanks
On 16 August 2017 at 20:55, Achilleas Mantzios <achill(at)matrix(dot)gatewaynet(dot)com
> wrote:
> On 16/08/2017 13:46, Alex Samad wrote:
>
>
>
> On 16 August 2017 at 16:16, Michael Paquier <michael(dot)paquier(at)gmail(dot)com>
> wrote:
>
>> On Wed, Aug 16, 2017 at 2:32 PM, Alex Samad <alex(at)samad(dot)com(dot)au> wrote:
>> > 1) why did it fill up this time and not previously
>> > I add this
>> > archive_command = '/bin/true'
>> > wal_keep_segments = 1000 # <<< I'm guessing its this
>> >
>> > 2) how do I fix up, can I just remove the files from the pg_xlog
>> directory
>>
>> Don't do that. those files are managed by Postgres so you may finish
>> with a corrupted cluster. Instead you should lower the value of
>>
>
> Too late, its okay its a learning experience.
>
>
>> wal_keep_segments, reload the server parameters, and then enforce two
>> checkpoints to force WAL segments to be recycled. Note that this
>>
>
> how do I force check points
>
> checkpoint ;
> (the ; is not meant as a smiley or whatever )
>
>
>
>> depends also on the values of checkpoint_segments
>> (max_wal_size/min_wal_size in Postgres 9.5 and onwards).
>> --
>> Michael
>>
>
> thanks
>
>
> --
> Achilleas Mantzios
> IT DEV Lead
> IT DEPT
> Dynacom Tankers Mgmt
>
>
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