thanks,
-Chandra
On Thu, Sep 17, 2015 at 01:08:36PM +0300, Marcel Apfelbaum wrote:
/On 09/16/2015 08:44 PM, Flavio Leitner wrote:/
/ >On Thu, Sep 10, 2015 at 10:51:19PM +0300, Marcel Apfelbaum wrote:/
/ >>Hi,/
/ >>/
/ >>The page describes how to setup an environment that allows /
/ >>testing/developing/
/ >>vhost-user using ovs (with dpdk) as backend./
/ >>/
/ >>A regular pc machine can be used, no need for several hosts, a 'dpdk /
/ >>enabled' NIC or 1G huge-pages./
/ >>/
/ >>The goal is to connect guests' virtio-net devices having vhost-user backend
/
/ >>to OVS dpdkvhostuser ports/
/ >>and be able to run any kind of network traffic between them./
/ >>/
/ >>The page can be found at:/
/ >>http://wiki.qemu.org/Features/vhost-user-ovs-dpdk/
/ >>/
/ >>I want to keep it as simple as possible./
/ >>If you see steps that can be skipped or unneeded configuration please let /
/ >>me know/
/ >>or feel free to update the page./
/ >/
/ >I gave a quick look and found couple issues. It seems to be missing/
/ >the installing steps for qemu. Also the eventfd_link module is only/
/ >needed for vhost-cuse, so you don't need to build/install/load at all./
/Hi Flavio,/
/Thank you for reviewing the document!/
//
/For some reason I thought we still need eventfd_link to notify the guests/
/when new packets arrive. Indeed we don't need this anymore, I updated the /
/wiki page./
We use the one provided by kernel. The eventfd_link on DPDK is special for
vhost-cuse:
https://github.com/openvswitch/ovs/blob/master/INSTALL.DPDK.md#dpdk-vhost-cuse-prerequisites
/Regarding QEMU, can you please point me to the missing setup steps?/
/(I think I already took care of them, anyway I want to be sure)/
Yup, I missed that you are running qemu from the builddir, not from
the system, so you don't need to install it.
Thanks again,
fbl