[dpdk-dev] Performance issues with Mellanox Connectx-3 EN

2015-08-16 Thread Gilad Berman
dpdk.org Subject: Re: [dpdk-dev] Performance issues with Mellanox Connectx-3 EN Hi Qian and Gilad, Thanks for your reply. We are using dpdk-2.0.0 and mlnx-en-2.4-1.0.0.1 on a Mellanox Connectx-3 EN with a single 40G port. I ran testpmd on the server with following commands: sudo ./testpmd -c 0xff

[dpdk-dev] Performance issues with Mellanox Connectx-3 EN

2015-08-13 Thread Xiaozhou Li
On Behalf Of Xu, Qian Q > Sent: Thursday, August 13, 2015 6:25 AM > To: Xiaozhou Li ; dev at dpdk.org > Subject: Re: [dpdk-dev] Performance issues with Mellanox Connectx-3 EN > > Xiaozhou > So seems the performance bottleneck is not at the core, have you checked > that the Mellanox

[dpdk-dev] Performance issues with Mellanox Connectx-3 EN

2015-08-13 Thread Gilad Berman
; dev at dpdk.org Subject: Re: [dpdk-dev] Performance issues with Mellanox Connectx-3 EN Xiaozhou So seems the performance bottleneck is not at the core, have you checked that the Mellanox NIC's configuration? How many queues per port are you using? Could you try l3fwd example with Mellan

[dpdk-dev] Performance issues with Mellanox Connectx-3 EN

2015-08-13 Thread Xu, Qian Q
ev] Performance issues with Mellanox Connectx-3 EN Hi folks, I am getting performance scalability issues with DPDK on Mellanox Connectx-3 . Each of our machine has 16 cores and a single-port 40G Mellanox Connectx-3 EN. We find out the server throughput *does not scale* with number of cores. With a s

[dpdk-dev] Performance issues with Mellanox Connectx-3 EN

2015-08-12 Thread Xiaozhou Li
Hi folks, I am getting performance scalability issues with DPDK on Mellanox Connectx-3 . Each of our machine has 16 cores and a single-port 40G Mellanox Connectx-3 EN. We find out the server throughput *does not scale* with number of cores. With a single thread on one core, we can get about 2 Mp