On Tue, Oct 28, 2014 at 10:08 PM, Paul Simpkins <[email protected]> wrote:
> Hi all, > I've managed to bring up my ApacheDS (2.0) servers in Multi Master config > - and they are happily replicating between each other (LDAP1 and LDAP2). > This has given me my HA solution. > I now want to introduce the DR aspect of the solution, with a second data > centre that is running dark. > > Initially I thought to just use Multi Master across the 4 machines (LDAP > 1, 2 3 and 4) but as the second data centre is only meant to be used in DR > circumstances, then this solution doesn't really fit. > > So my idea is the following. > Keep Multi Master configured across LDAP 1 and 2. > Each LDAP server to write it's store to a shared disk. A different > location for each server.(/instances/default/* > Install the ApacheDS server on LDAP3 and LDAP4. (machines are mirrors of > LDAP 1 and 2) > When DR occurs it will start machines LDAP 3 and 4 > Start ApacheDS on LDAP3 and LDAP4 - with the idea to 'use' the data that > is on the shared disk. > > Is this viable ? Is it possible to move the 'store' of an already running > server to a different place ? > > it is possible, however I suggest to configure 3 & 4 as slaves of 1 & 2 and write to a different location (on a different disk, if possible) > Regards > Paul > > > -- Kiran Ayyagari http://keydap.com
