[Date Prev][Date Next] [Chronological] [Thread] [Top]

Re: Multi master topology.

Thanks for the answer, but we need write access from all of our
instances, so mirror mode isn't a viable solution for us. By
definition, only Multi Master will serve this requierements right?

Multi Master require that all the instances are defined into all the instances?

Thanks in advance.

On Mon, Jul 13, 2009 at 3:11 AM, Gavin Henry<ghenry@suretecsystems.com> wrote:
>
> ----- "Alejandro Leyva" <alex.leyva@gmail.com> wrote:
>
>> Hi all.
>>
>> We are implementing a solution with multi master LDAP, we have 11
>> instances at different locations, and maybe we will grow to 21 or 31
>> instances before the end of the year, expecting to hold something
>> like
>> 200,000 or 300,000 user entries. What topology would be the best?
>> Right now each server synch to all the other servers, is it possible
>> to configure each server to synch only to a central LDAP? is it
>> convenient?
>
> Then that is not Multi-Master, but normal Provider/Consumer replication.
>
> Depending on your client requirements for writing, you may be better served
> using MirrorMode and numerous consumers/slaves with the chaining overlay to push writes
> back to the master. This would be simpler for monitoring write propagation.
>
> See the diagram here http://www.openldap.org/doc/admin24/replication.html#MirrorMode
>
> --
> Kind Regards,
>
> Gavin Henry.
> Managing Director.
>
> T +44 (0) 1224 279484
> M +44 (0) 7930 323266
> F +44 (0) 1224 824887
> E ghenry@suretecsystems.com
>
> Open Source. Open Solutions(tm).
>
> http://www.suretecsystems.com/
>
> Suretec Systems is a limited company registered in Scotland. Registered
> number: SC258005. Registered office: 13 Whiteley Well Place, Inverurie,
> Aberdeenshire, AB51 4FP.
>
> Subject to disclaimer at http://www.suretecgroup.com/disclaimer.html
>