Re: Backup throttling

From: Andres Freund <andres(at)2ndquadrant(dot)com>
To: Antonin Houska <antonin(dot)houska(at)gmail(dot)com>
Cc: pgsql-hackers(at)postgresql(dot)org
Subject: Re: Backup throttling
Date: 2013-08-19 17:20:12
Message-ID: 20130819172012.GB5507@awork2.anarazel.de
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Hi,

On 2013-07-24 09:20:52 +0200, Antonin Houska wrote:
> Hello,
> the purpose of this patch is to limit impact of pg_backup on running server.
> Feedback is appreciated.

Based on a quick look it seems like you're throttling on the receiving
side. Is that a good idea? Especially over longer latency links, TCP
buffering will reduce the effect on the sender side considerably.

Greetings,

Andres Freund

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

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