Patent ID: 6253283
Filing Date: 2001-06-26
Classification: G06F,G11B

Abstract:
A computer system constituted by at least one mainframe host; more than at least one open system host; and a disk system having a frame independent from those of said mainframe host and said open system host, and storing thereinto data which is accessed by said mainframe host and second open system host, wherein:said disk system comprises means including a fixed length format interface for connecting said mainframe host and said open system host thereto;said open system host comprises means including a fixed length format interface for connecting said disk system thereto by;said mainframe host comprises a plurality of processors and a main memory;at least one processor among said plurality of processors comprises means for storing into said main memory, a read/write request issued in accordance with a variable length format; andat least one processor among said plurality of processors comprises means for converting the read/write request issued in accordance with the variable length format into a fixed length format in accordance with a variable length format/fixed length format conversion function; and means for connecting said disk system therewith by the fixed length format interface.