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We present a novel concurrency control mechanism for collaborative massively parallel virtual environments that allows an arbitrary amount of components to exchange data with very little synchronisation overhead. The approach taken here is to maintain the shared world state of the complete virtual environment in a global key-value pool. Our novel method does not use any locking mechanism. Instead it allows wait-free data access for all concurrent components for both, reading and writingdoi:10.1145/2723695.2723699 dblp:conf/mmsys/LangeWZ15 fatcat:5hyxhxilevegpjk2eredwiwdba