Re: Two hard drives --- what to do with them?
Peter Kovacs <maxottovonstirlitz@gmail.com>
From: "Peter Kovacs" <maxottovonstirlitz@gmail.com>
To: "Tom Lane" <tgl@sss.pgh.pa.us>
Cc: "Carlos Moreno" <moreno_pg@mochima.com>, pgsql-performance@postgresql.org
Date: 2007-02-25T22:11:01Z
Lists: pgsql-performance
A related question: Is it sufficient to disable write cache only on the disk where pg_xlog is located? Or should write cache be disabled on both disks? Thanks Peter On 2/25/07, Tom Lane <tgl@sss.pgh.pa.us> wrote: > Carlos Moreno <moreno_pg@mochima.com> writes: > > The question is: does PostgreSQL have separate, independent areas that > > require storage such that performance would be noticeably boosted if > > the multiple storage operations could be done simultaneously? > > The standard advice in this area is to put pg_xlog on a separate > spindle; although that probably is only important for update-intensive > applications. You did not tell us anything about your application... > > regards, tom lane > > ---------------------------(end of broadcast)--------------------------- > TIP 7: You can help support the PostgreSQL project by donating at > > http://www.postgresql.org/about/donate >