RE: [Xen-users] strange network problems

To:	"jon.hart" <jon.hart@xxxxxx>, <xen-users@xxxxxxxxxxxxxxxxxxx>
Subject:	RE: [Xen-users] strange network problems
From:	"James Harper" <james.harper@xxxxxxxxxxxxxxxx>
Date:	Thu, 16 Apr 2009 21:24:17 +1000
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Thread-topic:	[Xen-users] strange network problems

> 
> Hi,
> 
> with xen paravirt_ops (xen 3.4.0 rc2-pre / 2.6.29-tip) I noticed very
> bad ethernet throughput. A bit strange - if the traffic goes through an
> ipsec tunnel all works as expected.
> 
> What can I do to improve network performance?
> 

Easiest thing to try first is to turn off all network offloading (ethtool)

James

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RE: [Xen-users] strange network problems