On 10/25/18 4:35 PM, Mehmet Yaren wrote: > > Hi Ian, > > > > We are using XL710 as below > > > > argela@dsfc-ovs:~$ lspci > > ... > > 08:00.0 Ethernet controller: Intel Corporation Ethernet Controller > XL710 for 40GbE QSFP+ (rev 02) > > 08:00.1 Ethernet controller: Intel Corporation Ethernet Controller > XL710 for 40GbE QSFP+ (rev 02) ... > > > > Our test setup is simple phy to phy test. We are using Trex to send > traffic into our DPDK based OvS with XL710. It is a basic loopback > setup. We can see ~10Gbps at most on OvS even though our CPUs usage > are below than %25. OvS drops remaining traffic after ~10Gb. In > addition, even if we use just one CPU in OvS, we see the same traffic > ~10Gb. Why does more CPU count not increase our traffic handling? Our > configuration is as follows: > In your trex, are you sending multistream traffic (with L3/L4 header variations) ?
Check if it helps throttling more packets into datapath by phy PMD (RSS). Thanks. -- Regards, Gowrishankar M gmuth...@redhat.com
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