[dpdk-dev] DPDK Performance issue with l2fwd

2014-07-12 Thread zachary....@cas-well.com
gt; Second, I have ever check the performance w/o DPDK in packet size 1518 in >> the >>>> same environment, and indeed it can get 160G totally (by IRQ balance >> method). >>>> So, I was so surprised to get this kinds of result in DPDK (I also use >>>>

[dpdk-dev] DPDK Performance issue with l2fwd

2014-07-11 Thread zachary....@cas-well.com
G. >> Why the performance gets less than 120G? Why only 10 ports works fine and NO >> Tx and Rx in the others? >> Is it bugs or limitations in DPDK? >> >> Has anyone every do the similar or the same test? >> >> >> On 07/10/2014 04:40 PM, Alex Mark

[dpdk-dev] DPDK Performance issue with l2fwd

2014-07-10 Thread zachary....@cas-well.com
more than 12 ports, I only can get 100G. Why the performance gets less than 120G? Why only 10 ports works fine and NO Tx and Rx in the others? Is it bugs or limitations in DPDK? Has anyone every do the similar or the same test? On 07/10/2014 04:40 PM, Alex Markuze wrote: Hi Zachary, Your issue may

[dpdk-dev] DPDK Performance issue with l2fwd

2014-07-10 Thread zachary....@cas-well.com
Hey Guys, Recently, I have used l2fwd to test 160G (82599 10G * 16 ports), but I got a strange pheromone in my test. When I used 12 ports to test the performance of l2fwd, it can work fine and achieve 120G. But it got abnormal when I using over than 12 port. Part of ports seems something wrong an

[dpdk-dev] DPDK & QPI performance issue in Romley platform.

2013-09-06 Thread Zachary
operation. /Bob -- ??? ? -- ???: "Zachary";<mailto:zachary.jen at cas-well.com>; : 2013?9?2?(???) ??11:22 ???: "dev"<mailto:dev at dpdk.org>; ??: " "Yannic.Chou (???) : 6808" <mailto:yannic.chou at cas-well.

[dpdk-dev] DPDK & QPI performance issue in Romley platform.

2013-09-02 Thread Zachary
Hi~ I have a question about DPDK & QPI performance issue in Romley platform. Recently, I use DPDK example, l2fwd, to test DPDK's performance in my Romley platform. When I try to do the test, crossing used CPU, I find the performance dramatically decrease. Is it true? Or any method can prove the