Invention Grant
US08990954B2 Distributed lock manager for file system objects in a shared file system
有权
共享文件系统中文件系统对象的分布式锁管理器
- Patent Title: Distributed lock manager for file system objects in a shared file system
- Patent Title (中): 共享文件系统中文件系统对象的分布式锁管理器
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Application No.: US11765912Application Date: 2007-06-20
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Publication No.: US08990954B2Publication Date: 2015-03-24
- Inventor: Steven D. Cook
- Applicant: Steven D. Cook
- Applicant Address: US NY Armonk
- Assignee: International Business Machines Corporation
- Current Assignee: International Business Machines Corporation
- Current Assignee Address: US NY Armonk
- Agency: Lieberman & Brandsdorfer, LLC
- Main IPC: G06F7/04
- IPC: G06F7/04 ; H04L29/06 ; G06F17/30 ; G06F9/46 ; G06F9/52 ; G06F21/62 ; H04L29/08 ; G06F21/60 ; G06F11/14 ; G07F17/30

Abstract:
A method and apparatus are provided for mediating access to a shared object in a naive computer system having a shared-nothing operating system layered on a shared file system. At least one primary token is utilized as a tool to mediate ownership of one or more shared objects in the naive system. A secondary token is created and utilized to mediate ownership of one or more shared objects. The secondary token created and utilized in limited circumstances, such as when the owner of the primary token ceases communicating with one or more requesters of the primary token.
Public/Granted literature
- US20080319996A1 Distributed Lock Manager For File System Objects In A Shared File System Public/Granted day:2008-12-25
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