Re: increasing the default WAL segment size

From: Peter Eisentraut <peter(dot)eisentraut(at)2ndquadrant(dot)com>
To: Stephen Frost <sfrost(at)snowman(dot)net>, Robert Haas <robertmhaas(at)gmail(dot)com>
Cc: David Steele <david(at)pgmasters(dot)net>, Beena Emerson <memissemerson(at)gmail(dot)com>, tushar <tushar(dot)ahuja(at)enterprisedb(dot)com>, Prabhat Sahu <prabhat(dot)sahu(at)enterprisedb(dot)com>, Ashutosh Sharma <ashu(dot)coek88(at)gmail(dot)com>, Jim Nasby <Jim(dot)Nasby(at)bluetreble(dot)com>, Kuntal Ghosh <kuntalghosh(dot)2007(at)gmail(dot)com>, Andres Freund <andres(at)anarazel(dot)de>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: increasing the default WAL segment size
Date: 2017-03-22 14:29:27
Message-ID: 5975630f-8852-513e-dbec-e896d94517b4@2ndquadrant.com
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On 3/22/17 08:46, Stephen Frost wrote:
> It's not my intent to 'torpedo' this patch but I'm pretty disappointed
> that we're introducing yet another initdb-time option with, as far as I
> can tell, no option to change it after the cluster has started (without
> some serious hackery), and continuing to have a poor default, which is
> what most users will end up with.

I understand this concern, but what alternative do you have in mind?

--
Peter Eisentraut http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services

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