Re: PATCH: two slab-like memory allocators

From: Andres Freund <andres(at)anarazel(dot)de>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Tomas Vondra <tomas(dot)vondra(at)2ndquadrant(dot)com>, Petr Jelinek <petr(dot)jelinek(at)2ndquadrant(dot)com>, Petr Jelinek <petr(at)2ndquadrant(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, John Gorman <johngorman2(at)gmail(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: PATCH: two slab-like memory allocators
Date: 2017-02-28 18:41:22
Message-ID: 20170228184122.extbigaer5ryrt3z@alap3.anarazel.de
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Hi,

On 2017-02-27 23:44:20 -0800, Andres Freund wrote:
> *preliminary* patch attached. This needs a good bit of polishing
> (primarily comment work, verifying that valgrind works), but I'm too
> tired now.
>
> I'm not quite sure how to deal with mmgr/README - it's written as kind
> of a historical document, and the "Mechanisms to Allow Multiple Types of
> Contexts" is already quite out of date. I think it'd be good to rip out
> all the historical references and just describe the current state, but
> I'm not really enthusiastic about tackling that :/

While still not enthusiastic, I took a stab at doing so. While still
not perfect, I do think this is an improvement.

Is anybody uncomfortable going away from the current historical account
style?

- Andres

Attachment Content-Type Size
0002-Overhaul-mmgr-s-README.patch text/x-patch 19.7 KB

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