[dpdk-dev] packet loss in usvhost dpdk interface

[Srinivasreddy R]

thanks a lot .. great help .



On Wed, Apr 8, 2015 at 8:10 PM, Xie, Huawei <huawei.xie at intel.com> wrote:

> On 4/6/2015 6:42 PM, Srinivasreddy R wrote:
> > Hi,
> > I have observed packet loss  with usvhost dpdk interfaces even at a very
> > small rate  .
> > This is because virtqueue [dev->virtqueue]  is found to be full,
> > and my application should drop the packets .
> Maybe your virtio guest is slow in processing the packets.
> Could you refer to the retry mechanism in the vhost example?  search
> enable_retry in switch_worker in examples/vhost/main.c.
> >
> > some one pls help me ,
> > how can I avoid this loss .
> >
> > --------
> > thanks
> > srinivas.
> >
> >
>
>