Ex parte DAN et al. - Page 2




          Appeal No. 96-3294                                                          
          Application 08/055,422                                                      

               This is a decision on appeal under 35 U.S.C. § 134 from                
          the final rejection of claims 1-10.                                         
               We affirm-in-part.                                                     
                                     BACKGROUND                                       
               The disclosed invention is directed to a fileserver                    
          buffer manager and method based on file access operation                    
          statistics, in particular, on read/write ratios.                            
               Claim 9 is reproduced below.                                           
               9.  In a client-server computer system in which a                      
               fileserver stores files and has memory buffers for                     
               caching portions of said files for more rapid access by                
               clients, an improved method for managing said memory                   
               buffers, comprising the steps of:                                      
                    grouping related files into filesets;                             
                    collecting fileserver access operation statistics                 
               for each of said filesets;                                             
                    classifying said filesets into a plurality of                     
               fileset categories having similar collected access                     
               operation statistics; and                                              
                    effectively applying a different fileserver buffer                
               management policy to files in each of said fileset                     
               categories.                                                            

               The examiner relies on the following prior art                         
          references:                                                                 
               Mattson et al. (Mattson)      4,463,424      July 31,                  
          1984                                                                        

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