Re: Freezing without write I/O

From: Robert Haas <robertmhaas(at)gmail(dot)com>
To: Simon Riggs <simon(at)2ndquadrant(dot)com>
Cc: Heikki Linnakangas <hlinnakangas(at)vmware(dot)com>, Greg Stark <stark(at)mit(dot)edu>, Andres Freund <andres(at)2ndquadrant(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Freezing without write I/O
Date: 2013-06-07 19:15:57
Message-ID: CA+TgmoZZzaOHHCxTQ+_WEN1DDQqJY+SD2=73RZvF7z5TZiRA=A@mail.gmail.com
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On Fri, Jun 7, 2013 at 3:10 PM, Simon Riggs <simon(at)2ndquadrant(dot)com> wrote:
> The long running query problem hasn't ever been looked at, it seems,
> until here and now.

For what it's worth (and that may not be much), I think most people
will die a horrible death due to bloat after holding a transaction
open for a tiny fraction of 2B XIDs. :-(

--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

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