From: | Neil Conway <neilc(at)samurai(dot)com> |
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To: | Jan Wieck <JanWieck(at)Yahoo(dot)com> |
Cc: | PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: Performance features the 4th |
Date: | 2003-11-05 20:08:53 |
Message-ID: | 87k76ek27e.fsf@mailbox.samurai.com |
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Lists: | pgsql-hackers |
Jan Wieck <JanWieck(at)Yahoo(dot)com> writes:
> This patch contains the "still not yet ready" performance improvements
> discussed over the couple last days.
Cool stuff!
> The buffer replacement strategy is a slightly modified version of
> ARC.
BTW Jan, I got your message about taking a look at the ARC code; I'm
really busy at the moment, but I'll definitely take a look at it when
I get a chance.
> I personally would like to see this work included in a 7.4.x
> release.
Personally, I can't see any circumstance under which I would view this
as appropriate for integration into the 7.4 branch -- the changes this
patch introduces are pretty fundamental to the system; even with
testing I'd rather not see a stable release series potentially
destabilized. Furthermore, it's not as if these performance issues
have been recently discovered: we've been aware of most of them for at
least one or two prior releases (if not much longer).
-Neil
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