Re: lru cache replacement - Mailing list pgsql-hackers

From Yutaka tanida
Subject Re: lru cache replacement
Date
Msg-id 20030625004354.5117.YUTAKA@nonsensecorner.com
Whole thread Raw
In response to Re: lru cache replacement  (Tom Lane <tgl@sss.pgh.pa.us>)
Responses Re: lru cache replacement  (Yutaka tanida <yutaka@nonsensecorner.com>)
List pgsql-hackers
On Tue, 24 Jun 2003 10:27:09 -0400
Tom Lane <tgl@sss.pgh.pa.us> wrote:

> I tried to implement LRU-2 awhile ago, and got discouraged when I
> couldn't see any performance improvement.  But I was using pgbench as
> the test case, and failed to think about its lack of seqscans.

How about cache hit rate?

> BTW, when you were running your test case, what shared_buffers did you
> use?

I use 16,64,256 and 4096.


---
Yutaka tanida<yutaka@hi-net.zaq.ne.jp>



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