On Thu, Sep 28, 2017 at 08:44:26PM +0000, Wiles, Keith wrote: > > > On Sep 26, 2017, at 8:09 AM, Damien Clabaut <damien.clab...@corp.ovh.com> > > wrote: > > > > Hello Keith and thank you for your answer, > > > > The goal is indeed to generate as much traffic per machine as possible (we > > use pktgen-dpdk to benchmark datacenter routers before putting them on > > production). > > > > For this we use all available CPU power to send packets. > > > > Following your suggestion, I modified my command to: > > > > ./app/app/x86_64-native-linuxapp-gcc/pktgen -l 0-7 -- -m 1.0 -s > > 0:pcap/8500Bpp.pcap > > > I just noticed you were sending 8500 byte frames and you have to modify Pktgen > to increase the size of the mbufs in the mempool. I only configure the mbufs > to 1518 byte buffers or really 2048 byte, but I only deal with 1518 max size. > The size can be changed, but I am not next to a machine right now.
Hi Damien, Could you manage to resolve this issue? Keith mentioned pktgen doesn't support jumbo frames w/o modifying code. Do you still have an issue with Mellanox NIC and its PMDs? Please let me know. Thanks Yongseok
