>Dear Przemek, Sean & Sugesh, > >It would be great if get your valuable inputs for the below listed issue. >We have setup DPDK with vhostuser in AllinOne setup on following software >platform. >_____________ >Openstack: Kilo >Distribution: Ubuntu 14.04 >OVS Version: 2.4.0 >DPDK 2.0.0 >_____________ > >In our Openstack OVS-DPDK set up, we are spawning 2 instance on same host >with Ubuntu and running DPDK-pktgen in one of the VM and measuring traffic >between VMs of same host. > >VMs spec are 8GB of memory and 4 core, we are using one port for pktgen >application. > >Please fine the VM huge page setting as well, > >HugePages_Total: 1024 >HugePages_Free: 896 >HugePages_Rsvd: 0 >HugePages_Surp: 0 >Hugepagesize: 2048 kB > >Please find the below command we are using, > >./app/app/$RTE_TARGET/pktgen -c 0f -n 3 --proc-type auto --socket-mem 256 >-b 0000:00:03.0 -- -P -m "[1-3].0" > >Regardless of the cores whatever we are passing here(-m "[1-3].0"), the >traffic is sending via only one core, remaining 2 cores are idle.
I verified on my machine in the host userspace that all three lcores were sending packets. Could it be something with the VM not scheduling the other cores for some reason? > >We have added specific property as well to the images we are using, > >hw:vif_multiqueue_enabled=true à Flavor property >hw_vif_mutliqueue_enabled=true à Image property > >Still we got the same issue on the application. > >From logs, >. . . . . >** Dev Info (rte_virtio_pmd:0) ** > max_vfs : 0 min_rx_bufsize : 64 max_rx_pktlen : 9728 >max_rx_queues : 1 max_tx_queues: 1 >. . . . . > > >Kindly suggest us something on this regard if we need to tune anything on >Openstack end or in pktgen application. > > >Thanks & Regards >Abhijeet Karve >=====-----=====-----===== >Notice: The information contained in this e-mail >message and/or attachments to it may contain >confidential or privileged information. If you are >not the intended recipient, any dissemination, use, >review, distribution, printing or copying of the >information contained in this e-mail message >and/or attachments to it are strictly prohibited. If >you have received this communication in error, >please notify us by reply e-mail or telephone and >immediately and permanently delete the message >and any attachments. Thank you > > > Regards, Keith _______________________________________________ discuss mailing list discuss@openvswitch.org http://openvswitch.org/mailman/listinfo/discuss
