Path: text.usenetserver.com!out01a.usenetserver.com!news.usenetserver.com!in02.usenetserver.com!news.usenetserver.com!postnews.google.com!d55g2000hsg.googlegroups.com!not-for-mail
From:  hacketta_57@mac.com
Newsgroups: comp.databases.oracle.server
Subject: Re: direct I/O on Hp-ux
Date: Wed, 08 Aug 2007 04:25:45 -0700
Organization: http://groups.google.com
Lines: 10
Message-ID: <1186572345.131605.52540@d55g2000hsg.googlegroups.com>
References: <1186476773.969702.50880@l70g2000hse.googlegroups.com>
   <1186487111.842875.106510@b79g2000hse.googlegroups.com>
   <1186489245.039194.37940@19g2000hsx.googlegroups.com>
NNTP-Posting-Host: 148.177.129.212
Mime-Version: 1.0
Content-Type: text/plain; charset="us-ascii"
X-Trace: posting.google.com 1186572345 13739 127.0.0.1 (8 Aug 2007 11:25:45 GMT)
X-Complaints-To: groups-abuse@google.com
NNTP-Posting-Date: Wed, 8 Aug 2007 11:25:45 +0000 (UTC)
In-Reply-To: <1186489245.039194.37940@19g2000hsx.googlegroups.com>
User-Agent: G2/1.0
X-HTTP-UserAgent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0; .NET CLR 2.0.50215; .NET CLR 1.1.4322),gzip(gfe),gzip(gfe)
Complaints-To: groups-abuse@google.com
Injection-Info: d55g2000hsg.googlegroups.com; posting-host=148.177.129.212;
   posting-account=ps2QrAMAAAA6_jCuRt2JEIpn5Otqf_w0
Xref: usenetserver.com comp.databases.oracle.server:432636
X-Received-Date: Wed, 08 Aug 2007 10:45:25 EDT (text.usenetserver.com)

>
> So, you can have experience if this option can really improve
> performance on OLTP db??
> - Show quoted text -

All the HPUX databases I manage use raw devices so I've never had to
enable direct IO on a VxFS filesystem. Therefore  I cannot speak from
personal experience...