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[Xen-users] help! how to use block cache driver in blktap2?

  • To: <xen-users@xxxxxxxxxxxxxxxxxxx>
  • From: 谌伟 <chenwei@xxxxxxxxxx>
  • Date: Fri, 15 Jul 2011 21:12:01 +0800
  • Delivery-date: Fri, 15 Jul 2011 06:14:35 -0700
  • List-id: Xen user discussion <xen-users.lists.xensource.com>
  • Thread-index: AcxC73MMjLlfUynMTd+0aaNNgOqXXg==


I want to improve the IO performance of the hvm guest OS (use vhd image files on an iscsi target). I saw the source code of block cache driver in blktap2, but don’t know whether it is helpful and how it works.

Who can help me ?

thank you very much!


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