[dpdk-dev] Performance impact with QoS

2014-11-17 Thread Dumitrescu, Cristian
Hi Satish, The QoS traffic manager has a large memory footprint due to large number of packet queues (e.g. 64K queues of 64 packets each) and large tables (e.g. 4K pipes with one cache line of context per pipe) that far exceeds the amount of CPU cache physically available. There are a lot of

[dpdk-dev] Performance impact with QoS

2014-11-16 Thread satish
Hi All, Can someone please provide comments on queries in below mail? Regards, Satish Babu On Mon, Nov 10, 2014 at 4:24 PM, satish wrote: > Hi, > I need comments on performance impact with DPDK-QoS. > > We are working on developing a application based on DPDK. > Our application supports IPv4

[dpdk-dev] Performance impact with QoS

2014-11-11 Thread satish
Hi, I need comments on performance impact with DPDK-QoS. We are working on developing a application based on DPDK. Our application supports IPv4 forwarding with and without QoS. Without QOS, we are achieving almost full wire rate (bi-directional traffic) with 128, 256 and 512 byte packets. But