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US 2010/0250718 A1Published application
Method and apparatus for live replication
AssigneeNtt Docomo, Inc.
InventorsKen Igarashi, Dwight Leu, Ulas Kozat
Life of this patent
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Abstract
A method and apparatus is disclosed herein for live replication. In one embodiment, the method comprises replicating a source server to create a replica server, assigning a routable Internet Protocol (IP) address to the replica server; and migrating one or more, but not all, on-going connections from the source server to the replica server.
Claims21
A method comprising:
- replicating a source server to create a replica server;
- assigning a routable Internet Protocol (IP) address to the replica server;
- and
- migrating one or more, but not all, on-going connections from the source server to the replica server.
1 more element
A communication system comprising:
- a first server;
- a second server;
- and
- a resource manager operable to cause a virtual machine executing on the first server to be replicated on the second server, to cause a routable Internet Protocol (IP) address to be assigned to the virtual machine executing on the second server, and to cause one or more, but not all, on-going connections between clients and the first server to be migrated to the second server.
1 more element
An article of manufacture having one or more computer readable storage media storing instructions which, when executed by a processor, cause the processor to perform a method comprising:
- replicating a source server to create a replica server;
- assigning a routable Internet Protocol (IP) address to the replica server;
- and
- migrating one or more, but not all, on-going connections from the source server to the replica server.
1 more element
Dependencies are inferred from the claim text.