Horton

Re: SlabCheck leaks memory into TopMemoryContext

Tom Lane <tgl@sss.pgh.pa.us>

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From: Tom Lane <tgl@sss.pgh.pa.us>
To: Andres Freund <andres@anarazel.de>
Cc: Tomas Vondra <tomas.vondra@2ndquadrant.com>, Tomas Vondra <tv@fuzzy.cz>, pgsql-hackers@postgresql.org
Date: 2020-01-16T18:41:39Z
Lists: pgsql-hackers 
Andres Freund <andres@anarazel.de> writes:
> On 2020-01-16 18:01:53 +0100, Tomas Vondra wrote:
>> and it's only really used in debug builds anyway. So I'm not all that
>> woried about this wasting a couple extra kB of memory.

> IDK, making memory usage look different makes optimizing it harder. Not
> a hard rule, obviously, but ...

Well, if you're that excited about it, make a patch so we can see
how ugly it ends up being.

			regards, tom lane

Commits

  1. Allocate freechunks bitmap as part of SlabContext