Re: postmaster.pid also contains shared memory key

From: Fujii Masao <masao(dot)fujii(at)gmail(dot)com>
To: Daniel Gustafsson <daniel(at)yesql(dot)se>
Cc: Laurenz Albe <laurenz(dot)albe(at)cybertec(dot)at>, Yong Huang <yong321(at)yahoo(dot)com>, pgsql-docs(at)lists(dot)postgresql(dot)org, Michael Paquier <michael(at)paquier(dot)xyz>
Subject: Re: postmaster.pid also contains shared memory key
Date: 2026-11-02 00:21:34
Message-ID: CAHGQGwGQRpEyTdoHJr86x=JmF4413E87MK3Jai09UvSvuotqVg@mail.gmail.com
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On Mon, Nov 2, 2026 at 4:16 AM Daniel Gustafsson <daniel(at)yesql(dot)se> wrote:
> Pushed, thanks.

Thanks for working on this!

I think it's better to also clarify the postmaster status and note that
the shared memory field is empty on Windows. Attached is a follow-up
patch documenting both and adding the segment ID to the pidfile.h comment.
Thought?

Regards,

--
Fujii Masao

Attachment Content-Type Size
v1-0001-doc-Clarify-the-description-of-postmaster.pid-fie.patch application/octet-stream 1.8 KB

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