Re: Changing shared_buffers without restart

Dmitry Dolgov <9erthalion6@gmail.com>

From: Dmitry Dolgov <9erthalion6@gmail.com>

To: Ashutosh Bapat <ashutosh.bapat.oss@gmail.com>

Cc: pgsql-hackers@postgresql.org, Robert Haas <robertmhaas@gmail.com>

Date: 2025-04-09T07:45:32Z

Lists: pgsql-hackers

Commits

Same data as JSON: GET /api/v1/messages/:b64id/commits the thread's linked commits as JSON, with link sources. API reference →

Remove PG_MMAP_FLAGS from mem.h
- c100340729b6 19 (unreleased) landed
Improve runtime and output of tests for replication slots checkpointing.
- 4464fddf7b50 18.0 cited
Revert support for improved tracking of nested queries
- f85f6ab051b7 18.0 cited
Use exported symbols list on macOS for loadable modules as well
- 3feff3916ee1 18.0 cited
Add support for basic NUMA awareness
- 65c298f61fc7 18.0 cited
Avoid unnecessary copying of a string in pg_restore.c
- 5e1915439085 18.0 cited
aio: Infrastructure for io_method=worker
- 55b454d0e140 18.0 cited
Improve InitShmemAccess() prototype
- 2a7b2d97171d 18.0 landed

> On Wed, Apr 09, 2025 at 11:12:18AM GMT, Ashutosh Bapat wrote:
> On Mon, Apr 7, 2025 at 2:13 PM Dmitry Dolgov <9erthalion6@gmail.com> wrote:
> >
> > In the new v4 version
> > of the patch the first option is implemented.
> >
>
> The patches don't apply cleanly using git am but patch -p1 applies
> them cleanly. However I see following compilation errors
> RuntimeError: command "ninja" failed with error

Becase it's relatively meaningless to apply a patch to the tip of the
master around the release freeze time :) Commit 65c298f61fc has
introduced new usage of GetHugePageSize, which was modified in my patch.
I'm going to address it with the next rebased version, in the meantime
you can always use the specified base commit to apply the changeset:

    base-commit: 5e1915439085014140314979c4dd5e23bd677cac