Re: Freezing without write I/O

From: David Fetter <david(at)fetter(dot)org>
To: Jeff Janes <jeff(dot)janes(at)gmail(dot)com>
Cc: Robert Haas <robertmhaas(at)gmail(dot)com>, Simon Riggs <simon(at)2ndquadrant(dot)com>, Andres Freund <andres(at)2ndquadrant(dot)com>, Peter Geoghegan <pg(at)heroku(dot)com>, Heikki Linnakangas <hlinnakangas(at)vmware(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Freezing without write I/O
Date: 2014-05-15 04:25:17
Message-ID: 20140515042517.GC2487@fetter.org
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On Wed, May 14, 2014 at 05:46:49PM -0700, Jeff Janes wrote:
> On Monday, January 27, 2014, Robert Haas <robertmhaas(at)gmail(dot)com> wrote:
>
> > On Mon, Jan 27, 2014 at 4:16 PM, Simon Riggs <simon(at)2ndquadrant(dot)com<javascript:;>>
> > wrote:
> > > On 26 January 2014 12:58, Andres Freund <andres(at)2ndquadrant(dot)com<javascript:;>>
> > wrote:
> > >> On 2014-01-25 20:26:16 -0800, Peter Geoghegan wrote:
> > >>> Shouldn't this patch be in the January commitfest?
> > >>
> > >> I think we previously concluded that there wasn't much chance to get
> > >> this into 9.4 and there's significant work to be done on the patch
> > >> before new reviews are required, so not submitting it imo makes sense.
> > >
> > > I think we should make this a priority feature for 9.5
> >
> > +1. I can't think of many things we might do that would be more important.
> >
> Can anyone guess how likely this approach is to make it into 9.5?
> I've been pondering some incremental improvements over what we have
> now, but if this revolutionary approach has a high chance of landing
> then any work on incremental improvements would be pointless.

How much work do you anticipate for the description and PoC of
whatever it is you've been pondering?

Cheers,
David.
--
David Fetter <david(at)fetter(dot)org> http://fetter.org/
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