Re: Fast Bulk Data Transfers
- From: Jason Heinrich <jheinrichdba@xxxxxxxxx>
- To: dennis@xxxxxxxxxx
- Date: Wed, 11 Mar 2009 13:05:13 -0500
More information about the SDU parameter can be found in the Net Services
Administrator's Guide:
http://download.oracle.com/docs/cd/B28359_01/network.111/b28316/performance.htm#
--
Jason Heinrich
On Wed, Mar 11, 2009 at 12:45 PM, Dennis Yurichev <dennis@xxxxxxxxxx> wrote:
>
> Hi.
>
> Just read this at
> http://download.oracle.com/docs/cd/B28359_01/server.111/b28279/chapter1.htm
>
> ====
> 1.6.1.1 Fast Bulk Data Transfers
>
> Oracle Database now uses a larger session data unit (SDU) by default.
> Optimizations to the Network Session SDU size result in significant
> performance gains for large data transfers.
>
> This feature also takes advantage of zero copy and vectored I/O at the
> network level.
>
> Fast bulk data transfers result in significant performance improvements
> for large data transfers.
> ====
>
> Is this feature should be specially turned on, off, or tuned, or are
> there any information more?
>
>
Other related posts:
