openstack team mailing list archive

[Lei Zhang <zhang.lei.fly@xxxxxxxxx>]

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.armani@xxxxxxxxxxx> 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
> >
> >
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>
>


-- 
Lei Zhang

Blog: http://jeffrey4l.github.com
twitter/weibo: @jeffrey4l