This invention relates to thermal spray coatings, powders useful in deposition of the thermal spray coatings, methods of producing the powders, and uses of the thermal spray coatings, for example, coating of piston rings and cylinder liners of internal combustion engines. Within the computer is an intermediate location such as a registry containing mappings from generic names of map-loaded modules to specific locations of the map-loaded modules. Each direct address transaction comprises a burst transaction having an address phase with a bus space address value followed by a data phase. The non-locking surface is a concave surface concaved so as to be recessed from a straight line connecting a tooth tip and a tooth bottom of the serration.