Re: fix residual space in memory block

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Karel Zak <zakkr(at)zf(dot)jcu(dot)cz>
Cc: pgsql-patches <pgsql-patches(at)postgreSQL(dot)org>
Subject: Re: fix residual space in memory block
Date: 2000-07-05 15:03:49
Message-ID: 2307.962809429@sss.pgh.pa.us
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Karel Zak <zakkr(at)zf(dot)jcu(dot)cz> writes:
> Here is the patch that create from residual space in memory block new free
> chunks. We already discussed about it during 7.0. --- I owe this patch :-)

Right, I was going to ask you for that. Will apply it.

> My previous implementation create _one_ chunk only. Now I implement it
> in do{}while, and if residual space is large, it create more free chunks.

I think that is a waste of cycles. One chunk will get most of the
problem without much processing work...

regards, tom lane

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