×

Method and system of providing replica files within a fileset

  • US 7,996,361 B1
  • Filed: 06/30/2003
  • Issued: 08/09/2011
  • Est. Priority Date: 06/30/2003
  • Status: Active Grant
First Claim
Patent Images

1. A method, implemented using a computer system, comprising:

  • associating a source file and a replica file with one another, using a processor of said computer system, whereinsaid replica file and said source file are both within a first fileset,said replica file is not within a fileset that is a clone of a fileset comprising said source file,a file system comprises said first fileset,said file system is stored in at least one storage device of said computer system,said source file comprisesa first reference to a first data block, anda metadata file system object,said replica file comprisesa replica metadata file system object, andsaid associating comprisesgenerating a second reference to said first data block by generating a reference within said replica metadata file system object, whereinsaid reference is to said metadata file system object, andmodifying said replica file to comprise the second reference to said first data block;

    receiving a modification request at the computer system, wherein said modification request is a request to modify data within one of said source file and said replica file; and

    in response to said receiving said modification request, allocating a block within said one of said source file and said replica file, using the processor.

View all claims
  • 9 Assignments
Timeline View
Assignment View
    ×
    ×