Re: PATCH: pgbench - option to build using ppoll() for larger connection counts

From: Robert Haas <robertmhaas(at)gmail(dot)com>
To: "Rady, Doug" <radydoug(at)amazon(dot)com>
Cc: "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: PATCH: pgbench - option to build using ppoll() for larger connection counts
Date: 2017-10-26 11:45:24
Message-ID: CA+TgmoYybNv-DdhVPMxLB2nx2SqeNJirtWHmdEAZUCGoTB2VBg@mail.gmail.com
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On Mon, Sep 25, 2017 at 8:01 PM, Rady, Doug <radydoug(at)amazon(dot)com> wrote:
> This patch enables building pgbench to use ppoll() instead of select()
>
> to allow for more than (FD_SETSIZE - 10) connections. As implemented,
>
> when using ppoll(), the only connection limitation is system resources.

So what's an example of something that fails without this patch but
works with the patch?

--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

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