1. A method for execution by a dispersed storage (DS) processing module, the method comprises: issuing a plurality of write commands to a plurality of DS storage units; receiving a write acknowledgement from one of the plurality of DS storage units to produce a received write acknowledgement; issuing a plurality of commit commands to the plurality of DS storage units when a write threshold number of the received write acknowledgements have been received; receiving a commit acknowledgement from a DS storage unit of the plurality of DS storage units to produce a received commit acknowledgement; and issuing a plurality of finalize commands to the plurality of DS storage units when a write threshold number of the received commit acknowledgements have been received.