Re: [pgsql-www] pg_autovacuum is nice ... but ...

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Robert Treat wrote:
| On Friday 05 November 2004 07:48, Gaetano Mendola wrote:
|
|>Neil Conway wrote:
|> > Gaetano Mendola wrote:
|> >> Right but we can create a new segment and use it too. I don't know how
|> >> these segments are used but I used to do it in the past, of course you
|> >> have
|> >> to create a memory manager that handle not ccntinuous segments.
|> >
|> > The TelegraphCQ folks have already done this:
|> >
|> > http://archives.postgresql.org/pgsql-hackers/2003-05/msg00336.php
|> >
|> > I haven't had a chance to look at the patch, though.
|>
|>Not bad, however that post is more than one year old. Implement a resizable
|>shared memory could really improve postgres performances ?
|>
|
|
| Well it certainly would in the sense that we could make the database a little
| more self tuning.

Yes, but someone ( I do not remember who in this list ) is scared about to be "paged" during
the night because the DB is slow because a planned changed autonomously. Unfortunatelly this
is the "major" argument ( I do not understand why ) against have a database self tuning.

Regards
Gaetano Mendola

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