Thanks for making this. Acked-by: Ilya Maximets <i.maxim...@samsung.com>
On 27.07.2016 23:12, Daniele Di Proietto wrote: > This tests that the newly introduced pmd-rxq-affinity option works as > intended, at least for a single port. > > Signed-off-by: Daniele Di Proietto <diproiet...@vmware.com> > --- > tests/pmd.at | 53 +++++++++++++++++++++++++++++++++++++++++++++++++++++ > 1 file changed, 53 insertions(+) > > diff --git a/tests/pmd.at b/tests/pmd.at > index 47639b6..3052f95 100644 > --- a/tests/pmd.at > +++ b/tests/pmd.at > @@ -461,3 +461,56 @@ > icmp,vlan_tci=0x0000,dl_src=50:54:00:00:00:09,dl_dst=50:54:00:00:00:0a,nw_src=10 > > OVS_VSWITCHD_STOP > AT_CLEANUP > + > +AT_SETUP([PMD - rxq affinity]) > +OVS_VSWITCHD_START( > + [], [], [], [--dummy-numa 0,0,0,0,0,0,0,0,0]) > +AT_CHECK([ovs-appctl vlog/set dpif:dbg dpif_netdev:dbg]) > + > +AT_CHECK([ovs-ofctl add-flow br0 actions=controller]) > + > +AT_CHECK([ovs-vsctl set Open_vSwitch . other_config:pmd-cpu-mask=1fe]) > + > +AT_CHECK([ovs-vsctl add-port br0 p1 -- set Interface p1 type=dummy-pmd > ofport_request=1 options:n_rxq=4 > other_config:pmd-rxq-affinity="0:3,1:7,2:2,3:8"]) > + > +dnl The rxqs should be on the requested cores. > +AT_CHECK([ovs-appctl dpif-netdev/pmd-rxq-show | parse_pmd_rxq_show], [0], > [dnl > +p1 0 0 3 > +p1 1 0 7 > +p1 2 0 2 > +p1 3 0 8 > +]) > + > +AT_CHECK([ovs-vsctl set Open_vSwitch . other_config:pmd-cpu-mask=6]) > + > +dnl We removed the cores requested by some queues from pmd-cpu-mask. > +dnl Those queues will not be polled. > +AT_CHECK([ovs-appctl dpif-netdev/pmd-rxq-show | parse_pmd_rxq_show], [0], > [dnl > +p1 2 0 2 > +]) > + > +AT_CHECK([ovs-vsctl remove Interface p1 other_config pmd-rxq-affinity]) > + > +dnl We removed the rxq-affinity request. dpif-netdev should assign queues > +dnl in a round robin fashion. We just make sure that every rxq is being > +dnl polled again. > +AT_CHECK([ovs-appctl dpif-netdev/pmd-rxq-show | parse_pmd_rxq_show | cut -f > 1,2 -d ' ' | sort], [0], [dnl > +p1 0 > +p1 1 > +p1 2 > +p1 3 > +]) > + > +AT_CHECK([ovs-vsctl set Interface p1 other_config:pmd-rxq-affinity='0:1']) > + > +dnl We explicitly requested core 1 for queue 0. Core 1 becomes isolated and > +dnl every other queue goes to core 2. > +AT_CHECK([ovs-appctl dpif-netdev/pmd-rxq-show | parse_pmd_rxq_show], [0], > [dnl > +p1 0 0 1 > +p1 1 0 2 > +p1 2 0 2 > +p1 3 0 2 > +]) > + > +OVS_VSWITCHD_STOP(["/dpif_netdev|WARN|There is no PMD thread on core/d"]) > +AT_CLEANUP > _______________________________________________ dev mailing list dev@openvswitch.org http://openvswitch.org/mailman/listinfo/dev
