On Thu, Jun 09, 2011 at 11:53:21PM -0700, Ray W. Johnson wrote: > > > On 06/09/2011 05:01 PM, Simon Horman wrote: > > On Thu, Jun 09, 2011 at 01:33:46PM -0700, Ray W. Johnson wrote: > > > >> Greetings all, > >> > >> New to the list and to LVS. Just need a bit of insight. Please excuse > >> these potential newbie questions. > >> > >> I read through most of the HOWTO (:-1) specifically on the LVS-DR setup > >> (http://www.austintek.com/LVS/LVS-HOWTO/HOWTO/LVS-HOWTO.LVS-DR.html). I > >> think this is the best way to accomplish my goal. > >> > >> I have 10 servers, all with regular IPs. One will act as director, the > >> others as real servers. However, I do not have direct access to them. > >> Only via SSH login. So my questions are directly related to remote access. > >> > >> Is setting up LVS via SSH even possible? > >> > >> Can all the servers have IP aliases that allow me direct access via SSH? > >> > >> Can I just use normal/public IPs (and not private 192. IPs)? (note: the > >> director will eventually be set to only allow connections from specified > >> outside IPs/clients and those connections will have heavy filtering) > >> > >> Am I missing something critical? :/ > >> > >> Thanks for any info or insight. I will be re-reading the HOWTOs and docs. > >> > > Hi Ray, > > > > the answer to all your questions is Yes. > > > > If you are planning to do this without remote access you > > will need to be careful that you don't loose network connectivity > > - e.g. due to a misconfiguration while setting things up. > > For this reason I would suggest using at least one of the > > following if possibile. > > > > 1) A separate physical NIC for admin > > 2) Serial console or other lights-out access > > > > If that is not possible you will just need to be super careful. > > I would start with a trial run on machines you do have console > > access to. > > > > I will do a trial run on my extra laptop. > > The director has kernel version 2.6.18-238.el5. Do I still need to patch > or download one from ftp.kernel.org?
That version should work fine although many new features have been added since then. If you want/need the latest version of LVS, the latest kernel is the best place to be. > And, the servers need an RIP and VIP, can the VIP's still be private > (192.x.x.x) IPs? Yes. _______________________________________________ Please read the documentation before posting - it's available at: http://www.linuxvirtualserver.org/ LinuxVirtualServer.org mailing list - [email protected] Send requests to [email protected] or go to http://lists.graemef.net/mailman/listinfo/lvs-users
