| From: | Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com> |
|---|---|
| To: | Fujii Masao <masao(dot)fujii(at)gmail(dot)com> |
| Cc: | PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Streaming Replication and CopyOutResponse message |
| Date: | 2010-03-26 12:23:48 |
| Message-ID: | 4BACA754.2070106@enterprisedb.com |
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| Thread: | |
| Lists: | pgsql-hackers |
Fujii Masao wrote:
> At the end of the handshake for replication, a CopyOutResponse
> message might not arrive at the standby for a while if there is
> no WAL record to send. Also walreceiver would get stuck until
> that message has arrived. This is not a big problem, but should
> be fixed.
>
> The cause is that walsender hasn't called pq_flush() there.
> The attached patch changes walsender so as to call pg_flush()
> immediately when sending that message. Is it worth applying
> the patch?
Yeah, applied.
--
Heikki Linnakangas
EnterpriseDB http://www.enterprisedb.com
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