Re: raw device for voting disk RHEL5

From: Andreas Piesk <a.piesk_at_gmx.net>
Date: Wed, 14 Nov 2007 14:39:22 -0800
Message-ID: <1195079962.581101.80790@o80g2000hse.googlegroups.com>

On 14 Nov., 23:32, Andreas Piesk <a.pi..._at_gmx.net> wrote:
> > >you don't need raw (char) devices anymore.
> > >the raw interface is deprecated in RHEL4/5. just use the block
> > >devices.
> > >Oracle 10gR2 will open the devices with O_DIRECT bypassing the OS
> > >cache buffer.
>
> > Apparently nothttp://download.oracle.com/docs/cd/B19306_01/license.102/b14199/optio...
>
> did you read metalink note 220970.1 (RAC FAQ)? there's a chapter
> explaining the different storage options.
> according to this note you can use block devices with 10gR2 and i can
> confirm that O_DIRECT is used by CRS and RDBMS in 10..2.0.3.
>

found another note in my bookmark list which could be helpful:

Note:401132.1 How to install Oracle Clusterware with shared storage on block devices

regards,
-ap Received on Wed Nov 14 2007 - 16:39:22 CST