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xen-users
Re: [Xen-users] domU's dropping network config under heavy disk and netw
Nathan Valentine wrote:
> It was as if the domU lost its DHCP lease...which, after more testing,
> is precisely what seems to have happened. No IP address, no routes, etc
> etc. I changed the domU from DHCP to static addressing and re-ran the
> data copies and they completed as expected.
>
> It seems that perhaps under high disk or network I/O the DHCP client on
> the domU stops renewing/honoring leases. This could be a problem with
> the process not getting scheduled (it hasn't died) but I suspect that it
> has more to do with the Xen Ethernet bridge flaking out.
>
> Not sure how to debug that though and it is only a hunch. As I said
> before, neither the logs on the domU nor on the dom0 show anything
> unusual. At least not that I've found so far.
strace dhcpcd, run your rsync, and see what happens. :)
--
Christopher G. Stach II
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