Re: [ovs-discuss] Extremely slow tcp/udp connection ovs 2.6.1 , 4.4.0-87 Ubuntu 14.04

2017-11-07 Thread kevin parrikar
Thanks Guru. For some reason openstack was creating tap interfaces on compute with an MTU of 1500,where as for all other virtual/physical devices its 9000.After changing mtu of tap ,everything is good now.Thanks alot On Fri, Nov 3, 2017 at 11:30 PM, Guru Shetty wrote: > > > On 2 November 2017 at

Re: [ovs-discuss] Extremely slow tcp/udp connection ovs 2.6.1 , 4.4.0-87 Ubuntu 14.04

2017-11-03 Thread Guru Shetty
On 2 November 2017 at 13:07, kevin parrikar wrote: > Hello All, > I am running OVS 2.6.1 on Ubuntu 14.04 kernel 4.4.0-87-generic with > Openstack Mitaka release with OVS firewall driver(contrack ) > > > MTU is set to 9000 on both the physical nics and icmp is success with ping > -Mdo -s 8000 flag

[ovs-discuss] Extremely slow tcp/udp connection ovs 2.6.1 , 4.4.0-87 Ubuntu 14.04

2017-11-02 Thread kevin parrikar
Hello All, I am running OVS 2.6.1 on Ubuntu 14.04 kernel 4.4.0-87-generic with Openstack Mitaka release with OVS firewall driver(contrack ) MTU is set to 9000 on both the physical nics and icmp is success with ping -Mdo -s 8000 flag how ever tcp and udp streams are too slow. TCP iperf -c 192.16