Re: Hash tables in dynamic shared memory

From: Andres Freund <andres(at)anarazel(dot)de>
To: Magnus Hagander <magnus(at)hagander(dot)net>
Cc: Thomas Munro <thomas(dot)munro(at)enterprisedb(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Hash tables in dynamic shared memory
Date: 2016-10-06 01:48:24
Message-ID: 20161006014824.ojhe4h7xqztaaudl@alap3.anarazel.de
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On 2016-10-05 08:02:42 +0200, Magnus Hagander wrote:
> On Oct 5, 2016 1:23 AM, "Thomas Munro" <thomas(dot)munro(at)enterprisedb(dot)com>
> wrote:
> > Another thought: it could be used to make things like
> > pg_stat_statements not have to be in shared_preload_libraries.

> That would indeed be a great improvement. And possibly also allow the
> changing of the max number of statements it can track without a restart?

There's the issue of having to serialize / load the file around a
restart...

Greetings,

Andres Freund

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