Enterprise service availability through identity preservation
First Claim
1. A method comprising:
- continuously shadowing one or more live servers, the live servers including data that provides services to a plurality of clients;
generating and maintaining a replica of the data during the shadowing; and
automatically restoring the services to the clients using one or more standby servers in response to a detected failure of the one or more live servers, the restoring including copying the replica of the data to the standby server.
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Accused Products
Abstract
Systems and methods are described for service availability that provides automated recovery of server service in a timely and application intelligent manner, maintaining application consistency and integrity, while preserving server identity. The systems and methods, referred to herein as a Service Preservation System (SPS), manage complete recovery of server data and preserve continuity of server service, reestablishing user access to server(s) after an event or disaster in which in which primary or other server(s) fail. The failures, disasters, and losses referred to herein can be at many levels and include, but are not limited to, accidental deletion of an item, loss of an entire mailbox, loss of an entire disk drive, loss of an entire server, and/or loss of an entire server site.
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Citations
47 Claims
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1. A method comprising:
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continuously shadowing one or more live servers, the live servers including data that provides services to a plurality of clients;
generating and maintaining a replica of the data during the shadowing; and
automatically restoring the services to the clients using one or more standby servers in response to a detected failure of the one or more live servers, the restoring including copying the replica of the data to the standby server. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46)
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47. Computer readable medium including executable instructions which, when executed in a processing system, perform service preservation by:
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continuously shadowing one or more live servers, the live servers including data that provides services to a plurality of clients;
generating and maintaining a replica of the data during the shadowing; and
automatically restoring the services to the clients using one or more standby servers in response to a detected failure of the one or more live servers, the restoring including copying the replica of the data to the standby server.
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Specification