| From: | Simon Riggs <simon(at)2ndquadrant(dot)com> |
|---|---|
| To: | Tom Lane <tgl(at)postgresql(dot)org> |
| Cc: | pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: Remove the limit on the number of entries allowed in catcaches, |
| Date: | 2006-06-15 09:23:45 |
| Message-ID: | 1150363425.2691.870.camel@localhost.localdomain |
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| Thread: | |
| Lists: | pgsql-committers pgsql-hackers |
Moving from -committers to -hackers:
On Wed, 2006-06-14 at 23:08 -0300, Tom Lane wrote:
> On small-to-middling databases this wins
> because maintaining the LRU list is a waste of time.
Sounds good.
Can we do the same for the file descriptors in fd.c?
Very often the total number of file descriptors is much less than the
maximum, so it would make sense to only maintain the LRU when we are
using more than 50%-75% of the maximum.
--
Simon Riggs
EnterpriseDB http://www.enterprisedb.com
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