Re: like pg_shmem_allocations, but fine-grained for DSM registry ?

From: Nathan Bossart <nathandbossart(at)gmail(dot)com>
To: Florents Tselai <florents(dot)tselai(at)gmail(dot)com>
Cc: pgsql-hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: like pg_shmem_allocations, but fine-grained for DSM registry ?
Date: 2025-07-08 15:21:22
Message-ID: aG03crAT0n6kkvtN@nathan
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On Tue, Jul 08, 2025 at 07:17:54PM +0800, Florents Tselai wrote:
> I can't see how it's possible to get the actual size for the dsa and dsh case,
> without attaching and then using, dsa_get_total_size on the attached dsa.
> And I don't think we wanna do that.
>
> Instead maybe we can just report NULL for the dsa and dsh cases?

Yeah, I'm not sure what else we can do about that without a bunch of
refactoring work on the DSA/dshash side, and it's probably not worth the
effort, anyway.

--
nathan

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