Re: Time-Delayed Standbys

From: Christian Kruse <christian(at)2ndquadrant(dot)com>
To: Kevin Grittner <kgrittn(at)ymail(dot)com>
Cc: Robert Haas <robertmhaas(at)gmail(dot)com>, Fabrízio Mello <fabriziomello(at)gmail(dot)com>, Pgsql Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Time-Delayed Standbys
Date: 2013-12-04 15:29:02
Message-ID: 20131204152902.GA22617@achilles.fritz.box
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Hi,

On 04/12/13 07:22, Kevin Grittner wrote:
> There are many things that a system admin can get wrong.  Failing
> to supply this feature because the sysadmin might not be running
> ntpd (or equivalent) correctly seems to me to be like not having
> the software do fsync because the sysadmin might not have turned
> off write-back buffering on drives without persistent storage.
> Either way, poor system management can defeat the feature.  Either
> way, I see no reason to withhold the feature from those who manage
> their systems in a sane fashion.

I agree. But maybe we should add a warning in the documentation about
time syncing?

Greetings,
CK

--
Christian Kruse http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services

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