The McSpeight file

The Web File System: // File-like Access to the Web

Extensions of the UNIX File Command and Magic File for File Type Identification

File format identification is a core requirement for digital archives. The UNIX file command is among the most promising technologies for file type identification. This report describes extensions to the file command and magic file that enhance their utility for file format identification in archival systems. A File Format Library (database) has been created to manage information about file for...

Resolving File Conflicts in the Ficus File System

Ficus is a flexible replication facility with optimistic concurrency control designed to span a wide range of scales and network environments. Optimistic concurrency control provides rapid local access and high availability of files for update in the face of disconnection, at the cost of occasional conflicts that are only discovered when the system is reconnected. Ficus reliably detects all pos...

The Multilevel Grid File - A Dynamic Hierarchical Multidimensional File Structure

We present a new dynamic hashed file organization that solves most problems associated with the directory of the grid file proposed by Nievergelt et al. Our scheme is a multilevel extension of the grid file that supports multiattribute accesses to the file for exact-match, partialmatch, and range queries as well as graceful expansion and shrinkage of the file in a dynamic environment. This new ...

Practical File System Design with the Be File System

Metadata: A general term referring to information that is about something but not directly part of it. For example, the size of a file is very important information about a file, but it is not part of the data in the file. Journaling: A method of insuring the correctness of file system metadata even in the presence of power failures or unexpected reboots. I-node: The place where a file system s...