disjoining a SQL Server clustered environment and rejoining it to a different domain

  • Hi

    Would it be possible to disjoin the SQL Server Clustered environment to a new domain without having to reinstall the cluster?

    disjoin

    e.g 2 node active\active cluster with 4 named instances. SQLserver1.dn.za; SQLserver2.dn.za; SQLserver3.dn.za;SQLserver4.dn.za

    servernode1.dn.za; servernode2

    re-join them as SQLserver1.dn.ra; SQLserver2.dn.ra; SQLserver3.dn.ra;SQLserver4.dn.ra

    servernode1.dn.ra; servernode2.dn.ra

    What would be the impact on the servers, will they be able to resolve the new dns.?

  • FTdenali (8/6/2015)


    Hi

    Would it be possible to disjoin the SQL Server Clustered environment to a new domain without having to reinstall the cluster?

    No, the cluster is domain dependant.

    FTdenali (8/6/2015)


    disjoin

    e.g 2 node active\active cluster with 4 named instances. SQLserver1.dn.za; SQLserver2.dn.za; SQLserver3.dn.za;SQLserver4.dn.za

    servernode1.dn.za; servernode2

    re-join them as SQLserver1.dn.ra; SQLserver2.dn.ra; SQLserver3.dn.ra;SQLserver4.dn.ra

    servernode1.dn.ra; servernode2.dn.ra

    What would be the impact on the servers, will they be able to resolve the new dns.?

    There are a number of objects that are required, not least the AD computer accounts and DNS host records.

    What would be viable is to evict 2 nodes from the current cluster and build a new cluster in the new domain.

    Migrate all objects across and then destroy the original cluster, these 2 nodes could then be added to the new domain\cluster

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    "Ya can't make an omelette without breaking just a few eggs" 😉

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