Re: WAL storage when archive_command='' - Mailing list pgsql-admin

From Victor Sudakov
Subject Re: WAL storage when archive_command=''
Date
Msg-id YxrqVUY5dvXKMoIX@admin.sibptus.ru
Whole thread Raw
In response to Re: WAL storage when archive_command=''  (Holger Jakobs <holger@jakobs.com>)
Responses Re: WAL storage when archive_command=''  (Ron <ronljohnsonjr@gmail.com>)
List pgsql-admin
Holger Jakobs wrote:
> 
> Am 09.09.22 um 06:56 schrieb Victor Sudakov:
> > Dear Colleagues,
> >
> > With archive_mode='on' and archive_command='', is there a limit on WAL
> > files accumulation or will they be kept infinitely until the disk is
> > full?
> >
> > Actually I'd prefer them to be kept infinitely, just want to make sure
> > it's really the case.
> >
> There is no limit. The disk will run full.

That's actually great that unarchived WAL files will never get
deleted or reused. Thank you for confirming this.

I was pretty sure about the situation when the archive_command returns
a non-zero status, but not so sure about an empty archive_command.

> 
> That's why disk space is the #1 priority in monitoring a PostgreSQL 
> instance.


-- 
Victor Sudakov VAS4-RIPE
http://vas.tomsk.ru/
2:5005/49@fidonet



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