On Wed, Jun 10, 2020 at 3:47 AM Harry van Haaren <[email protected]> wrote: > > This commit adds a section to the dpdk/bridge.rst netdev documentation, > detailing the added DPCLS functionality. The newely added commands are typo: newly
> documented, and sample output is provided. > > Signed-off-by: Harry van Haaren <[email protected]> > --- > Documentation/topics/dpdk/bridge.rst | 63 ++++++++++++++++++++++++++++ > 1 file changed, 63 insertions(+) > > diff --git a/Documentation/topics/dpdk/bridge.rst > b/Documentation/topics/dpdk/bridge.rst > index f0ef42ecc..2ada76571 100644 > --- a/Documentation/topics/dpdk/bridge.rst > +++ b/Documentation/topics/dpdk/bridge.rst > @@ -137,3 +137,66 @@ currently turned off by default. > To turn on SMC:: > > $ ovs-vsctl --no-wait set Open_vSwitch . other_config:smc-enable=true > + > +Datapath Classifier Performance > +------------------------------- > + > +The datapath classifier (dpcls) performs wildcard rule matching, a compute > +intensive process of matching a packet ``miniflow`` to a rule ``miniflow``. > The > +code that does this compute work impacts datapath performance, and optimizing > +it can provide higher switching performance. > + > +Modern CPUs provide extensive SIMD instructions which can be used to get > higher > +performance. The CPU OVS is being deployed on must be capable of running > these > +SIMD instructions in order to take advantage of the performance benefits. > +In OVS v2.14 runtime CPU detection was introduced to enable identifing if > these typo: identifying Thanks William _______________________________________________ dev mailing list [email protected] https://mail.openvswitch.org/mailman/listinfo/ovs-dev
