Re: Hot Standby Feedback should default to on in 9.3+

From: Claudio Freire <klaussfreire(at)gmail(dot)com>
To: Kevin Grittner <kgrittn(at)mail(dot)com>
Cc: Heikki Linnakangas <hlinnakangas(at)vmware(dot)com>, Andres Freund <andres(at)2ndquadrant(dot)com>, PostgreSQL-Dev <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Hot Standby Feedback should default to on in 9.3+
Date: 2012-11-30 21:07:38
Message-ID: CAGTBQpZYLkHSnLO0emT1cP3+6a_bAy5r3AOFshtqGBJOO14dRg@mail.gmail.com
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On Fri, Nov 30, 2012 at 6:06 PM, Kevin Grittner <kgrittn(at)mail(dot)com> wrote:
>
>> Without hot standby feedback, reporting queries are impossible.
>> I've experienced it. Cancellations make it impossible to finish
>> any decently complex reporting query.
>
> With what setting of max_standby_streaming_delay? I would rather
> default that to -1 than default hot_standby_feedback on. That way
> what you do on the standby only affects the standby.

1d

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