[dpdk-dev] tailroom in rte_mbuf

2014-06-12 Thread Vivek Soni
mbuf. I know I can do it by modifying the rte_pktmbuf_init and keep some tailroom for myself. But is there a parameter already available in DPDK which allows me to do this. Do we need a patch for this ? Regards, Vivek Soni

[dpdk-dev] Issue with l2fwd in kvm guest

2014-04-11 Thread Vivek Soni
Ajith, You are missing "-p PORTMASK" command line argument. Since you are binding two ports to IGB_UIO, you should add -p 0x3 to the command line. You can check the example command from sample applications user guide. $ ./build/l2fwd -c 1 -n 4 -- -p 3 Regards, Vivek On Fri, Apr 11, 2014 at 9:34

[dpdk-dev] Is it possible to have dpdk running with no dependency on a nic ?

2014-02-14 Thread Vivek Soni
Yes, It is very well possible to run DPDK without dependency on the NIC. But it all depends what you want to do. The two DPDK applications can communicate using the ring library provided by DPDK. In case there is no NIC, DPDK provides pure software based PMDs which can be used on systems without a

[dpdk-dev] IPSec support in DPDK

2013-12-14 Thread Vivek Soni
Hello, I am looking at the options available to support IPSec functionality in my DPDK based application. I found from the data sheet that Intel 82599 NIC supports IPSec offload. Is it possible for a dpdk application to utilize hardware ipsec offload function present in the NIC ? Regards, Vivek