On Wed, Oct 20, 2021 at 12:54 AM Xueming Li <xuemi...@nvidia.com> wrote: > > Adds "--rxq-share=X" parameter to enable shared RxQ, share if device > supports, otherwise fallback to standard RxQ. > > Share group number grows per X ports. X defaults to MAX, implies all > ports join share group 1. Queue ID is mapped equally with shared Rx > queue ID. > > Forwarding engine "shared-rxq" should be used which Rx only and update > stream statistics correctly. > > Signed-off-by: Xueming Li <xuemi...@nvidia.com> > --- > app/test-pmd/config.c | 7 ++++++- > app/test-pmd/parameters.c | 13 +++++++++++++ > app/test-pmd/testpmd.c | 20 +++++++++++++++++--- > app/test-pmd/testpmd.h | 2 ++ > doc/guides/testpmd_app_ug/run_app.rst | 7 +++++++ > 5 files changed, 45 insertions(+), 4 deletions(-) > :::snip::::
> + > extern uint16_t nb_pkt_per_burst; > extern uint16_t nb_pkt_flowgen_clones; > extern int nb_flows_flowgen; > diff --git a/doc/guides/testpmd_app_ug/run_app.rst > b/doc/guides/testpmd_app_ug/run_app.rst > index 640eadeff73..ff5908dcd50 100644 > --- a/doc/guides/testpmd_app_ug/run_app.rst > +++ b/doc/guides/testpmd_app_ug/run_app.rst > @@ -389,6 +389,13 @@ The command line options are: > > Generate multiple flows in txonly mode. > > +* ``--rxq-share=[X]`` > + > + Create queues in shared Rx queue mode if device supports. > + Group number grows per X ports. X defaults to MAX, implies all ports > + join share group 1. Forwarding engine "shared-rxq" should be used > + which Rx only and update stream statistics correctly. Did you mean "with Rx only"? Something like this? "shared-rxq" should be used in Rx only mode. If you say - "the Forwarding engine should update stream statistics correctly", I think that is expected anyway? So there is no need to mention that in the guide. > + > * ``--eth-link-speed`` > > Set a forced link speed to the ethernet port:: > -- > 2.33.0 >
