Re: Re: [ADMIN] v7.1b4 bad performance
Inoue, Hiroshi <inoue@tpf.co.jp>
From: Hiroshi Inoue <Inoue@tpf.co.jp>
To: Tom Lane <tgl@sss.pgh.pa.us>, "Schmidt, Peter" <peter.schmidt@prismedia.com>
Cc: pgsql-hackers@postgresql.org
Date: 2001-02-21T03:35:53Z
Lists: pgsql-hackers
I Inoue wrote: > > Tom Lane wrote: > > > > > platform) i686-pc-linux-gnu, compiled by GCC egcs-2.91.60(turbolinux 4.2) > > > min delay) 10msec according to your test program. > > > -B) 64 (all other settings are default) > > > > Thanks. Could I trouble you to run it again with a larger -B, say > > 1024 or 2048? What I've found is that at -B 64, the benchmark is > > so constrained by limited buffer space that it doesn't reflect > > performance at a more realistic production setting. > > > > Hmm the result doesn't seem that obvious. > > First I got the following result. Sorry I forgot to mention the -B setting of my previous posting. All results are with -B 1024. Regards, Hiroshi Inoue