[ovs-dev] ipv6 tunneling: Fix for performance drop introduced by ipv6 tunnel support.

2015-12-11 Thread Chandran, Sugesh
Hi, We found that there is a serious performance drop in OVS userspace-datapath after the commit "tunneling: add IPv6 support to netdev_tunnel_config(commit ID :- 3ae91c019019889fbe93aa7dfd6e3747da362b24)" in the OVS tree. The PHY-PHY throughput dropped almost 25% for 64 byte packets due to

Re: [ovs-dev] ipv6 tunneling: Fix for performance drop introduced by ipv6 tunnel support.

2015-12-11 Thread Chandran, Sugesh
Hi Cascardo, We haven't done testing on these proposals however we managed to test and find out what really causes the performance drop in the commit. These proposals are trying to avoid that situation. As I mentioned earlier, there are two bottlenecks introduced by the commit. 1) In the

Re: [ovs-dev] ipv6 tunneling: Fix for performance drop introduced by ipv6 tunnel support.

2015-12-11 Thread casca...@redhat.com
On Fri, Dec 11, 2015 at 01:10:13PM +, Chandran, Sugesh wrote: > Hi, > We found that there is a serious performance drop in OVS userspace-datapath > after the commit "tunneling: add IPv6 support to netdev_tunnel_config(commit > ID :- 3ae91c019019889fbe93aa7dfd6e3747da362b24)" in the OVS tree.