Single-handed sailing circumnavigation, as it was contained within the southern hemisphere; however, he made the first single-handed passage of the three great capes, and indeed the first successful single-handed passage of Cape Horn. With only three landfalls, Vito Dumas described the legs of his trip as the longest that had been made by a single-hander, and in the most ferocious oceans on the Earth. Organised single-handed yacht racing was pioneered by Britons "Blondie" Hasler and Francis Chichester, who conceived the idea of a single-handed race across the Atlantic Ocean. This was a revolutionary concept at the time, as the idea was thought
Single system image Single system image In distributed computing, a single system image (SSI) cluster is a cluster of machines that appears to be one single system. The concept is often considered synonymous with that of a distributed operating system, but a single image may be presented for more limited purposes, just job scheduling for instance, which may be achieved by means of an additional layer of software over conventional operating system images running on each node. The interest in SSI clusters is based on the perception that they may be simpler to use and administer than more specialized clusters. Different SSI systems