Re: almost-super-user problems that we haven't fixed yet

From: Nathan Bossart <nathandbossart(at)gmail(dot)com>
To: Robert Haas <robertmhaas(at)gmail(dot)com>
Cc: "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: almost-super-user problems that we haven't fixed yet
Date: 2023-01-16 22:37:28
Message-ID: 20230116223728.GA2714038@nathanxps13
Views: Raw Message | Whole Thread | Download mbox | Resend email
Lists: pgsql-hackers

On Mon, Jan 16, 2023 at 02:29:56PM -0500, Robert Haas wrote:
> 4. You can reserve a small number of connections for the superuser
> with superuser_reserved_connections, but there's no way to do a
> similar thing for any other user. As mentioned above, a CREATEROLE
> user could set connection limits for every created role such that the
> sum of those limits is less than max_connections by some margin, but
> that restricts each of those roles individually, not all of them in
> the aggregate. Maybe we could address this by inventing a new GUC
> reserved_connections and a predefined role
> pg_use_reserved_connections.

I've written something like this before, and I'd be happy to put together a
patch if there is interest.

Nathan Bossart
Amazon Web Services:

In response to


Browse pgsql-hackers by date

  From Date Subject
Next Message Nathan Bossart 2023-01-16 22:40:40 Re: recovery modules
Previous Message Thomas Munro 2023-01-16 22:24:23 Re: BF animal malleefowl reported an failure in