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file locking |
Also found in: Wikipedia | 0.03 sec. |
file lockingfile locking [′fil ‚läk·iŋ] (computer science) A technique that prevents processing of a file by more than one program or user at a time, ensuring that a file in use by one user is made unavailable to others. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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Files enter the SAN from the IP network, where Storage Tank logs metadata information for file attributes and locations, and enables file locking. Acacia Research Corporation (Nasdaq:ACTG)(Nasdaq:CBMX) announced today that Acacia Patent Acquisition Corporation, a wholly owned subsidiary that is part of the Acacia Technologies group, a leader in technology licensing, has acquired rights to a patent relating to file locking in shared storage networks. To allow clients to share access to a file, NT and Unix operating systems use different implementations for three types of file locking features: (1) file locks to protect an entire file; (2) record locks to protect portions of a file defined by an offset into the file and a range of bytes from that offset; and (3) cache locks to protect the coherency (stability) of a file shared over the network. |
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