Responded to your other email. On Thu, Oct 20, 2016, 12:32 AM yu scott <yy316953...@gmail.com> wrote:
> Hi all > > I run vpp in kvm vm,and the software nic is vhost-user. > I test the vpp route performance with Tester, vm connect Tester with dpdk > ovs datapath > I exec the cli "show error" > it show <Tx packet drop (dpdk tx faiulre)> item has so many packet. > > > I know vpp forward packets via vector,which is a set of packet.In my > experience，If > vpp have no cpu to forward packets, it will lose packet in dpdk rx, not tx. > > If lose packet in tx, I think the reason is tx corresponding to the card > in ovs dpdk datapath not > timely get the packet away. But in my test environment ,dpdk ovs datapath > get packet rate is > 10mpps，vpp forward rate is 800kpps. > > So I confuse about the dpdk tx drop so many packets. > May be some config about vpp I mistake ? > > Hope to you reply :-) > Thx > > > _______________________________________________ > vpp-dev mailing list > vpp-dev@lists.fd.io > https://lists.fd.io/mailman/listinfo/vpp-dev
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