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From: Andreas Kretschmer <andreas@a-kretschmer.de>
To: pgsql-docs@lists.postgresql.org
Subject: Re: max_wal_size
Date: Wed, 27 May 2020 12:16:49 +0200
Message-ID: <5d9bf1bd-d322-ba24-ce89-fa6029eb6615@a-kretschmer.de> (raw)
In-Reply-To: <7020bbeb-cde5-b203-9803-2facd964688b@postgrespro.ru>
References: <7020bbeb-cde5-b203-9803-2facd964688b@postgrespro.ru>



Am 27.05.20 um 12:11 schrieb Pavel Luzanov:
> Hello,
>
> About parameter max_wal_size the documentation 
> <https://www.postgresql.org/docs/current/runtime-config-wal.html#GUC-MAX-WAL-SIZE; 
> says: "Maximum size to let the WAL grow to between automatic WAL 
> checkpoints."
> Is it correct?
>
> The size between automatic WAL checkpoints or the size of all WAL 
> files in the pg_wal directory?

size between checkpoints, size of all wal's can be higher, see 
wal_keep_segments.


Regards, Andreas

-- 
2ndQuadrant - The PostgreSQL Support Company.
www.2ndQuadrant.com






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