Hi, I am curios about SR-IOV with open vSwitch. So is it possible to use SR-IOV with KVM＋OpenVSwitch?
Cheers Ryo Gurucharan Shetty <[email protected]>: >On Thu, Sep 19, 2013 at 6:59 PM, Jake G. <[email protected]> wrote: >> Thanks for the reply. >> >> I havent installed anything yet, because I am not sure what my NIC >> configuration should be to work with openvswitch. > >It can be the same as what you would do with linux bridge while running VMs. > >> Right now my settings are: >> >> eth0: 10.3.9.50/8 no gateway (management network-no internet) >> eth1: 192.168.100.131/24 GW=192.168.100.254 (Internet access) > >If you want internet access for your VMs, you can do something like this. > >ovs-vsctl add-br breth0; ifconfig eth0 0.0.0.0 up; ovs-vsctl add-port >breth0 eth0; ifconfig breth0 10.3.9.50/8 up; > >And then add one interface of every VM to breth0. > >If you have ssh'd to your machine through eth0, do the above with >serial console so that you don't get locked out if you do a mistake. > >I don't know what your end goal is. You can either leave eth1 as-is or >do the same as above for that too. > >You can also have a bridge without any physical interfaces attached to >it and connect every VM's interface to it. This will allow all your >VMs to talk to each other but not with the outside world. > >> >> Should I create bridges first? Can someone provide an example of there NIC >> settings? >> >> thank you! >> >> >> >> >> ________________________________ >> From: Gurucharan Shetty <[email protected]> >> To: Jake G. <[email protected]> >> Cc: "[email protected]" <[email protected]> >> Sent: Friday, September 20, 2013 12:15 AM >> Subject: Re: [ovs-discuss] Install Guide for OpenvSwitch + KVM on CentOS >> 6.x? >> >> On Thu, Sep 19, 2013 at 3:01 AM, Jake G. <[email protected]> wrote: >>> Hi All, >>> >>> I am trying to find an easy to follow Install Guide for OpenvSwitch + KVM >>> on >>> CentOS 6.x, but havent been able to find one that is clear. >>> Anyone have anyone good links for this? >> >> If you already have installed KVM on Centos6.x and have spun up VMs on >> Linux bridge using libvirt, moving to Open vSwitch is very >> straight-forward. >> >> 1) Read INSTALL or INSTALL.RHEL in the Open vSwitch repo to install >> Open vSwitch in Centos. >> >> 2) You need >= libvirt0.9.11 for openvswitch support. >> (I compile from sources from >> http://libvirt.org/sources/libvirt-1.0.0.tar.gz) >> >> 3) Read INSTALL.Libvirt file. >> - Make sure you attach a physical interface to Open vSwitch bridge as >> a port (just like you would do for a linux bridge) if you want >> external network connectivity. >> >>> >>> My main issue is what should my initial NIC setttings be before I install >>> anything? Below are my NIC details: >>> >>> eth0: 10.3.9.50/8 no gateway (management network-no internet) >>> eth1: 192.168.100.131/24 GW=192.168.100.254 (Internet access) >>> >>> I am not using vlans >>> >>> Thank you! >>> >>> >>> >>> >>> >>> >>> _______________________________________________ >>> discuss mailing list >>> [email protected] >>> http://openvswitch.org/mailman/listinfo/discuss >>> >> >> >> >> _______________________________________________ >> discuss mailing list >> [email protected] >> http://openvswitch.org/mailman/listinfo/discuss >> >_______________________________________________ >discuss mailing list >[email protected] >http://openvswitch.org/mailman/listinfo/discuss _______________________________________________ discuss mailing list [email protected] http://openvswitch.org/mailman/listinfo/discuss
