“Could not add cluster access…” during SQL 2012 Failover Cluster Instance setup

Today a lab setup of SQL 2012 SP1 + CU7 (I was using the /UpdateSource flag to have a patched setup + roll in the updated bits in one go) failed sometime before creating the SQL resource in cluster. The error message from the detail.txt file showed: Could not add cluster access for SID ‘S-1-5-80-2358576813-3362504073-1364548504-537691503-200193738’….


AlwaysOn Availability Groups Listener: connectivity details

Today in some discussions with my colleagues we were looking at the AlwaysOn Listener which allows SQL Server client applications to be abstracted from the details of the AlwaysOn Availability Group implementation. On the surface, The Listener essentially is a cluster resource pair – a Virtual IP and a Virtual Network Name. But on deeper…