Patent ID: 8457777
Filing Date: 2013-06-04
Classification: G06F

Abstract:
1. A method for operating an automated data storage library, said library comprising a plurality of storage shelves for storing data storage media, at least one data storage drive, at least one accessor for accessing and delivering data storage media among said storage shelves and said at least one data storage drive in response to a work request, and at least one accessor controller for controlling said at least one accessor, comprising: providing at least one work request tracking controller; receiving said work request by said at least one work request tracking controller; storing information regarding said work request in memory accessible by said at least one work request tracking controller; receiving said work request by at least one of said accessor controllers; and wherein if said at least one work request tracking controller determines that said work request is not satisfied by said library, sending a second work request by said at least one work request tracking controller based upon said stored information to at least one of said accessor controllers.