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RE: [Xen-devel] [Patch] Buffer disk I/O requests


  • To: <xen-devel@xxxxxxxxxxxxxxxxxxx>
  • From: "Han, Weidong" <weidong.han@xxxxxxxxx>
  • Date: Mon, 14 May 2007 19:03:49 +0800
  • Delivery-date: Mon, 14 May 2007 04:02:24 -0700
  • List-id: Xen developer discussion <xen-devel.lists.xensource.com>
  • Thread-index: AceWC1RtzMJy5K2DTwGmXANjr/voFgAC9ypA
  • Thread-topic: [Xen-devel] [Patch] Buffer disk I/O requests

Sorry, attach the patch :)

--Weidong

Han, Weidong wrote:
> Disk I/O of VM is slow compared to native, I/O port access consumes
> time significantly, which could be partly improved with buffered I/O.
> The attached patch partly improves the performance of disk I/O through
> buffering Disk I/O requests.
> 
> Signed-off-by: Zhiteng Huang <zhiteng.huang@xxxxxxxxx>
> Signed-off-by: Weidong Han <weidong.han@xxxxxxxxx>
> 
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@xxxxxxxxxxxxxxxxxxx
> http://lists.xensource.com/xen-devel

Attachment: buffer_disk_io.patch
Description: buffer_disk_io.patch

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