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Re: [Xen-devel] A problem/suggestion about network ring buffer
- To: zhefu jiang <guokeno0@xxxxxxxxx>, Paul Durrant <paul.durrant@xxxxxxxxxx>
- From: George Dunlap <George.Dunlap@xxxxxxxxxxxxx>
- Date: Thu, 1 Sep 2011 09:41:28 +0100
- Cc: xen-devel@xxxxxxxxxxxxxxxxxxx
- Delivery-date: Thu, 01 Sep 2011 01:42:11 -0700
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Paul,
Were there any plans to address ring buffer size as part of the
netchannel2 work?
-George
2011/9/1 zhefu jiang <guokeno0@xxxxxxxxx>:
> Hi
> Recently some observation suggests that Xen's one-page sized ring buffer is
> not suitable for 10GB Networking environment. Sending packet at that high
> rate may cause the ring to overflow. So I'm now wondering that should we
> provide some mechanism in future versions of Xen to make the ring size
> configurable (such as passing the number of ring pages through xenbus)？
>
> --
> Best Wishes
> -----------------------------------------------------------
> Jeff Jiang/Zhefu Jiang
>
>
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> Xen-devel mailing list
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> http://lists.xensource.com/xen-devel
>
>
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