Emc IP Holding Company LLC

Philip Arickx

Petr Olegovich Pleshachkov

Valery Maltsev

Sikan Chen

In general the technology includes obtaining a detachable library, where the detachable library includes data files each of which are associated with a library scope identifier (ID). The technology further includes reattaching the detachable library to a node server, assigning a node scope ID and a cluster scope ID to each of the data files in the detachable library, creating a mapping index using the node scope IDs, the cluster scope IDs, and the library scope IDs, where each of mapping index entry in the mapping index is associated with a type, and processing a request from a client using the mapping index, wherein the request includes a cluster scope ID.

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Sint Amandsberg, Belgium

Philip Arickx