Run-time Support for Real-Time Multimedia in the Cloud.

This paper summarizes key research findings in the area of real-time performance and predictability of multimedia applications in cloud infrastructures, namely: outcomes of the IRMOS European Project, addressing predictability of standard virtualized infrastructures; Osprey, an Operating System with a novel design suitable for a multitude of heterogeneous workloads including real-time software; MediaCloud, a novel run-time architecture for offering on-demand multimedia processing facilities with unprecedented dynamism and flexibility in resource management. The paper highlights key research challenges addressed by these projects and shortly presents additional questions lying ahead in this area.