Re: [Xen-devel] xen 3 dom0 eats memory

[Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>]

> I changed the setup in the following way:
> - added an ip address to the bridge (in another subnet (B))
> - changed domU ip address to a net B address
> - added masquerading for eth0 in the postrouting-chain in dom0
What iptables rules do you use to set this up? Is the gateway address 
for domU the net B address interface you add to the bridge?
It's worth trying 'ethtool -K eth0 tx off' in domU to turn off checksum 
offload, just in case that is causing problems.
 -- Keir

> After that I pinged a host outside this machine.
>
> Sending and receiving 100.000 pakets results to a
> dom0-memory-consumption increasement of about 5 MB!
>
> I have to restart this machine once a day for not running out of 
> memory.
> What can I do?
>
> Patrick
>
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