Hi Ritesh How could I switch the virtual ip from one VM to another? As I know, the libvirt nw-filter will block this? right? Or not use nw-filter?
On Mon, Apr 8, 2013 at 10:18 PM, Ritesh Nanda <riteshnand...@gmail.com>wrote: > Hello Lei, > > Both ways can be used, depends if you want your database to be > accessible outside the datacenter network as highly available then FIP can > be used , if it would internal services that would be using database , then > you can implement using Fixed ips , but for that , you need to mark > fixed_ip as reserved in the nova database fixed_ip table the ip you would > be using as a virtual ip, otherwise ip would be allocated to another vm you > provision in openstack. > I hope that gives the answer. > > > On Mon, Apr 8, 2013 at 4:53 PM, Lei Zhang <zhang.lei....@gmail.com> wrote: > >> Hi Syed, >> Thanks for you quickly reply. But What I want is HA between VMs not HA >> between Physical Machine(Openstack Node/ Services) >> >> >> On Mon, Apr 8, 2013 at 7:20 PM, Syed Armani <syed.arm...@hastexo.com>wrote: >> >>> Hi Lei Zhang, >>> >>> You can find more information about HA in OpenStack in this guide: >>> http://docs.openstack.org/trunk/openstack-ha/content/index.html >>> >>> Best regards, >>> Syed Armani >>> >>> On Monday 08 April 2013 04:46 PM, Lei Zhang wrote: >>> > Hi all, >>> > >>> > I am using Folsom, and I want to set up a HA between VMs. For example, >>> I >>> > have two DB VMs. One is the primary and other is a slave. I want to use >>> > Keepalive or pacemake to switch between them when one is failed. >>> > >>> > But how to implement this? Because in general, we need a dynamic IP to >>> > associate to the VMs and change the relationship when necessary. But >>> > which IP should be used ? Floating ip or Fixed IP? and how. >>> > >>> > -- >>> > Lei Zhang >>> > >>> > Blog: http://jeffrey4l.github.com >>> > twitter/weibo: @jeffrey4l >>> > >>> > >>> > _______________________________________________ >>> > Mailing list: https://launchpad.net/~openstack >>> > Post to : openstack@lists.launchpad.net >>> > Unsubscribe : https://launchpad.net/~openstack >>> > More help : https://help.launchpad.net/ListHelp >>> > >>> >>> >> >> >> -- >> Lei Zhang >> >> Blog: http://jeffrey4l.github.com >> twitter/weibo: @jeffrey4l >> >> _______________________________________________ >> Mailing list: https://launchpad.net/~openstack >> Post to : openstack@lists.launchpad.net >> Unsubscribe : https://launchpad.net/~openstack >> More help : https://help.launchpad.net/ListHelp >> >> > > > -- > > * With Regards > * > > * Ritesh Nanda > * > > *** > * > <http://www.ericsson.com/> > > > > -- Lei Zhang Blog: http://jeffrey4l.github.com twitter/weibo: @jeffrey4l
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