[dpdk-dev] [PATCH 10/10] net/virtio: improve batching in standard Rx path
tiwei.bie at intel.com
Tue Mar 19 11:28:53 CET 2019
On Tue, Mar 19, 2019 at 11:04:24AM +0100, Jens Freimann wrote:
> On Tue, Mar 19, 2019 at 02:43:12PM +0800, Tiwei Bie wrote:
> > This patch improves descriptors refill by using the same
> > batching strategy as done in in-order and mergeable path.
> > Signed-off-by: Tiwei Bie <tiwei.bie at intel.com>
> > ---
> > drivers/net/virtio/virtio_rxtx.c | 60 ++++++++++++++++++--------------
> > 1 file changed, 34 insertions(+), 26 deletions(-)
> Looks good. How much do we gain by this?
The gain is very visible on my side. E.g. for packed ring,
the PPS changed from ~10786973 to ~11636990 in a macfwd test
between two testpmds.
> Reviewed-by: Jens Freimann <jfreimann at redhat.com>
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