Re: Remove the limit on the number of entries allowed in catcaches, - Mailing list pgsql-hackers

From Simon Riggs
Subject Re: Remove the limit on the number of entries allowed in catcaches,
Date
Msg-id 1150363425.2691.870.camel@localhost.localdomain
Whole thread Raw
Responses Re: Remove the limit on the number of entries allowed in catcaches,  (Tom Lane <tgl@sss.pgh.pa.us>)
List 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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