Re: raw device for voting disk RHEL5

From: Andreas Piesk <a.piesk_at_gmx.net>
Date: Wed, 14 Nov 2007 14:32:50 -0800
Message-ID: <1195079570.428947.137940@o38g2000hse.googlegroups.com>

>
> >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.

regards,
-ap Received on Wed Nov 14 2007 - 16:32:50 CST