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Re: disk_async_io vs. multiple db_writer_processes

From: Deepak Sharma <sharmakdeep_oracle_at_yahoo.com>
Date: Fri, 3 Mar 2006 21:21:00 -0800 (PST)
Message-ID: <20060304052100.18563.qmail@web52801.mail.yahoo.com>


Following is an excellant place to start: http://www.ixora.com.au/notes/direct_io.htm

> Hello all:
> I would like to ask for your expert opinions on
> the topic of using disk_async_io, and the use of
> multiple db_writer_processes. We're running
> Oracle E-business suites 11.5.10(9i-9205-32bit)
> on Sun E6900, 12 CPUs, 48GB RAM, Solaris 9/64bit.
>
>
> By default, disk_async_io, filesystemio_options;
> db_writer_processes are default to TRUE, ASYNC,
> and 3. The database files(redologs, datafiles,
> controlfiles) are allocated on Sun 3510 storage
> arrays(Hardware RAID10). The UFS filesystems are
> mounted with forcedirectio option.
>



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Received on Fri Mar 03 2006 - 23:21:00 CST

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