... Up: Science Data Pipelines . ... Real-time Linux is a set of extensions to the kernel that provides hard real-time functionality with low, bounded latencies and deterministic response. ... This paper, presents the fifos and shared memory virtual interface (VIs) that allow LabVIEW to communicate and share (bulk) data with the real-time core. The cardinal programming rule of real-time Linux is to do as much as possible in user space with only critical sections of code in the real-time core. ...