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Re: Improve logging when using Huge Pages

Michael Paquier <michael@paquier.xyz>

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From: Michael Paquier <michael@paquier.xyz>
To: Nathan Bossart <nathandbossart@gmail.com>
Cc: Justin Pryzby <pryzby@telsasoft.com>, Kyotaro Horiguchi <horikyota.ntt@gmail.com>, sfrost@snowman.net, alvherre@alvh.no-ip.org, andres@anarazel.de, jchampion@timescale.com, john.naylor@enterprisedb.com, masao.fujii@oss.nttdata.com, noriyoshi.shinoda@hpe.com, pgsql-hackers@postgresql.org, rjuju123@gmail.com, sawada.mshk@gmail.com, tgl@sss.pgh.pa.us, thomas.munro@gmail.com
Date: 2023-05-02T02:17:50Z
Lists: pgsql-hackers 
On Thu, Apr 20, 2023 at 02:16:17PM -0700, Nathan Bossart wrote:
> AFAICT this would involve adding a bool to BackendParameters and using it
> in save_backend_variables() and restore_backend_variables(), which is an
> additional 3 lines of code.  That doesn't sound too bad to me, but perhaps
> I am missing something.

Appending more information to BackendParameters would be OK, still
this would require the extra SQL function to access it, which is
something that pg_settings is able to equally offer access to if
using a GUC.
--
Michael

Commits

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

  1. Add GUC parameter "huge_pages_status"

  2. Add check on initial and boot values when loading GUCs

  3. Clean up some inconsistencies with GUC declarations

  4. Clean up some GUC declarations and comments