OK, Thanks for your info. BTW, you mentioned the gap, is it the tunneling tso can't work correctly for multi-segments mbuf, and after some packets, guest is unable to xmit packets(dpdk driver failed to work any more)?
Thanks, Michael 2016年10月14日，下午5:15，Kavanagh, Mark B <mark.b.kavan...@intel.com> ： >> >> >> Hi, Mark >> >> >> OK, once it's ready， pls let me know and I'm glade to help to test it. >> >> >> BTW， you mentioned the gap, is that the TSO and CSUM of tunnel offload? >> I'm familiar with it, and I hope I could do something on it if possible. > > Yes, that's what it was. > > Commits have recently been introduced to DPDK that introduce additional flags > for tunnel offloading, but I haven't had a chance to test them with in my > TSO+VxLAN codebase. > > Thanks, > Mark > >> >> >> 2016/10/11 22:34, Kavanagh, Mark B : >>>> Hi, all >>>> >>>> >>>> This patch is very important for users want to improve the performance >>>> of the large packets. >>>> >>>> >>>> But you know, in data center, lots of networks using vxlan, so if it >>>> supports vxlan, then it will be very useful. >>>> >>>> >>>> Would you guys has a plan to support it? I would like to help test it, >>>> or work together on it? >>> Hi Michael, >>> >>> Some work has already been done to enable TSO over VxLAN, but it was >>> blocked until >> recently, on account of gaps in the DPKD i40e PMD's support for tunnel >> offload. >>> >>> We believe that those gaps have now been addressed; our current focus is on >>> ironing out the >> issues in TSO support over flat and VLAN networks - once that's done, we >> plan to resume work >> on VxLAN support (and GRE, IPinIP). >>> >>> Hope this helps, >>> Mark >>> >>>> >>>> -- >>>> Thanks, >>>> Michael >> >> -- >> Thanks, >> Michael > _______________________________________________ dev mailing list dev@openvswitch.org http://openvswitch.org/mailman/listinfo/dev
