On Thu, Apr 24, 2014 at 10:19:58AM +0000, Zhangjie (HZ) wrote: > Hi! > > Patch “virtio-net: put virtio net header inline with data” , has a notable > improvement for TCP packages. > > But UDP packages from virtio_net nic, do not have enough head room. I wonder > if > we can set dev->needed_headroom > > to the size of virtio net header, so as to put the header in. By doing this, > udp get about 5% improvement in bandwidth.
Sounds like a reasonable thing to do. Want to post the patch so people can try it out? > > > -- > > Thanks, > > //Zhang Jie > > > -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
