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High Performance File System
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<p>HPFS (High Performance File System) is a <a href="/facts/File_system/FdPm90uc">file system</a> created specifically for the <a href="/facts/OS/2/uVBl6ItP">OS/2</a> <a href="/facts/Operating_system/8XTuvMh2">operating system</a> to improve upon the limitations of the <a href="/facts/File_Allocation_Table/uFvpmWxa">FAT</a> file system. It was written by <a href="/facts/Gordon_Letwin/cPe4f66e">Gordon Letwin</a> and others at <a href="/facts/Microsoft/nGIDDXdx">Microsoft</a> and added to OS/2 version <a href="/facts/OS/2_1.2/uVBl6ItP">1.2</a>, at that time still a joint undertaking of Microsoft and <a href="/facts/IBM/QszA7nwd">IBM</a>, and released in 1988. </p>