Re: [PATCHES] O_DIRECT for WAL writes - Mailing list pgsql-hackers

From Curt Sampson
Subject Re: [PATCHES] O_DIRECT for WAL writes
Date
Msg-id Pine.NEB.4.62.0506231253040.12377@angelic.cynic.net
Whole thread Raw
In response to Re: [PATCHES] O_DIRECT for WAL writes  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-hackers
On Wed, 22 Jun 2005, Tom Lane wrote:

> [ shudder ]  I can see the complaints now: "Merely starting up Postgres
> cut my overall system performance by a factor of 10!

Yeah, quite the scenario.

> This can *not* be default behavior, and unfortunately that limits its
> value quite a lot.

Indeed. Maybe it's best just to document this stuff for the various
OSes, and let the admins deal with configuring their machines.

But you know, it might be a reasonable option switch, or something.

cjs
-- 
Curt Sampson  <cjs@cynic.net>   +81 90 7737 2974   http://www.NetBSD.org     Make up enjoying your city life...produced
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