Separating central locking services from distributed data fulfillment services in a storage system
First Claim
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1. A method, comprising:
- storing a first identifier for a file at a locking server;
receiving a lock request to lock the file with a second identifier from a client;
granting the lock request if the first and second identifiers match; and
denying the lock request if the first and second identifiers do not match.
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Abstract
Techniques for implementing locking semantics for a storage system are described. An apparatus or system may include a data server to store multiple data files, and a locking server to store locking information for one or more data files stored by the data server. The locking information may include a version number for a data file and a lock state for the data file. Other embodiments are described and claimed.
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Citations
20 Claims
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1. A method, comprising:
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storing a first identifier for a file at a locking server; receiving a lock request to lock the file with a second identifier from a client; granting the lock request if the first and second identifiers match; and denying the lock request if the first and second identifiers do not match. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. An article comprising a storage medium containing instructions that if executed enable a system to:
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store a first version number for a file at a locking server; receive a lock request to lock the file with a second version number; grant the lock request if the first and second version numbers match; and deny the lock request if the first and second version numbers do not match. - View Dependent Claims (10, 11, 12, 13, 14, 15)
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16. An apparatus comprising:
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a data server to store multiple data files; and a locking server to store locking information for one or more data files stored by the data server, the locking information to include a version number for a data file and a lock state for the data file. - View Dependent Claims (17, 18, 19, 20)
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Specification