Re: [FEATURE REQUEST] Streaming Onlinebackup (MaybeOFFTOPIC)

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: "Kevin Grittner" <Kevin(dot)Grittner(at)wicourts(dot)gov>
Cc: "Heikki Linnakangas" <heikki(at)enterprisedb(dot)com>, "Zeugswetter Andreas ADI SD" <Andreas(dot)Zeugswetter(at)s-itsolutions(dot)at>, "Kevin Grittner" <Kgrittn(dot)CCAP(dot)Courts(at)wicourts(dot)gov>, "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 16:41:12
Message-ID: 3559.1190997672@sss.pgh.pa.us
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"Kevin Grittner" <Kevin(dot)Grittner(at)wicourts(dot)gov> writes:
> Not quite as good. Since the archiver process can't actually deliver
> this number in a lightweight manner, all it goes to show is that the
> filter code compares reasonably well in performance with dd and cat.

I'd definitely vote for leaving it as a filter, given that there's
not a large performance penalty for that. It just seems a lot safer
and cleaner in that form.

regards, tom lane

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