Re: [Xen-devel] xen.git branch reorg

[Jeremy Fitzhardinge <jeremy@xxxxxxxx>]

Boris Derzhavets wrote:
>  In meantime time i see,  that 2.6.30-rc3&rc2&rc1-tip are affected.
> Solution is the same as on Solaris xVM Linux DomUs about one
> year ago -  is  to disable checksum (nothing else) offloading at Linux 
> DomUs ( CentOS 5.3, Ubuntu 9.04)
> /usr/local/sbin/ethtool -K etho tx off
OK, that's a good lead.

Ian, do you remember the story around this checksumming stuff?  Has 
something dropped off netback (or front) that we need?
  
>  
> I will run "tcpdump" through this weekend to find out what's going
> wrong. To be honest,  i have experience with catching checksum offloading
> failure via tcpdump's  capturing only on Solaris Nevada xVM ;)
> But, i'll post the logs captured anyway.
> Just a brief instruction where to run tcpdump ( and what command line 
> keys are needed ) would help a lot.
Actually, I think that's enough to go on for now.

   J

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