Re: pg_upgrade and rsync

From: Robert Haas <robertmhaas(at)gmail(dot)com>
To: Stephen Frost <sfrost(at)snowman(dot)net>
Cc: Bruce Momjian <bruce(at)momjian(dot)us>, Andres Freund <andres(at)2ndquadrant(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>, Josh Berkus <josh(at)agliodbs(dot)com>
Subject: Re: pg_upgrade and rsync
Date: 2015-01-27 15:20:21
Message-ID: CA+TgmoahEE0G3s4=-Jg3CvFAEsgR0a9NAGuBk+rahcFcG3dsVA@mail.gmail.com
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On Tue, Jan 27, 2015 at 9:36 AM, Stephen Frost <sfrost(at)snowman(dot)net> wrote:
> The example listed works, but only when it's a local rsync:
>
> rsync --archive --hard-links --size-only old_dir new_dir remote_dir
>
> Perhaps a better example (or additional one) would be with a remote
> rsync, including clarification of old and new dir, like so:
>
> (run in /var/lib/postgresql)
> rsync --archive --hard-links --size-only \
> 9.3/main \
> 9.4/main \
> server:/var/lib/postgresql/
>
> Note that 9.3/main and 9.4/main are two source directories for rsync to
> copy over, while server:/var/lib/postgresql/ is a remote destination
> directory. The above directories match a default Debian/Ubuntu install.

My point is that Bruce's patch suggests looking for "remote_dir" in
the rsync documentation, but no such term appears there.

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

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