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Re: [FEATURE REQUEST] Streaming Onlinebackup (MaybeOFFTOPIC)

From: "Zeugswetter Andreas ADI SD" <Andreas(dot)Zeugswetter(at)s-itsolutions(dot)at>
To: "Alvaro Herrera" <alvherre(at)commandprompt(dot)com>
Cc: "Kevin Grittner" <Kevin(dot)Grittner(at)wicourts(dot)gov>,"Heikki Linnakangas" <heikki(at)enterprisedb(dot)com>,"Simon Riggs" <simon(at)2ndquadrant(dot)com>,"Jeff Davis" <pgsql(at)j-davis(dot)com>,<pgsql-hackers(at)postgresql(dot)org>
Subject: Re: [FEATURE REQUEST] Streaming Onlinebackup (MaybeOFFTOPIC)
Date: 2007-09-28 13:44:36
Message-ID: E1539E0ED7043848906A8FF995BDA57902685F93@m0143.s-mxs.net (view raw or flat)
Thread:
Lists: pgsql-hackers
> A nice improvement on that would be to have a "rearchive_command" to
> allow to sync the new bytes written since a previous archive_command
(so
> it needs a new placeholder "start from this byte").  This allows
writing
> dd seek=%s skip=%s count=%b bs=1

But after a log switch nothing is filling that rest anymore.
Maybe this goes too much in the direction of a "streaming the log"
implementation,
which is imho better suited to ship transactions somewhere else as soon
as possible.

Andreas

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