Following error is found in the cluster log:
000002e4.000016b8::2015/12/16-06:00:51.667 WARN
[QUORUM] Node 1: weight adjustment not performed. Cannot go below weight
count 3 in a hybrid configuration with 2+ nodes
This error does not mean that hybrid configuration can't survive weight count going below count 3. Windows 2012 R2 2 physical node cluster + File Share Witness (FSW) properly surviving failure of one of the physical nodes (therefore having the weight count going to 2).
