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

Distributed lock manager for file system objects in a shared file system
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.
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