Resource Pooling in a Blade Cluster Switching Center Server
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Abstract
The present invention relates to a switching center server comprising: —a blade cluster with a plurality of blades (110), —a plurality of pooled resources accessible by said plurality of blades (110) for handling a call, and —a master (112) provided on one of the blades centrally coordinating the usage of the pooled resources, the master as a central instance being responsible for allocation, de-allocation and maintenance of the pooled resources. At outage of one or more blades, the invention provides mechanisms to keep impacts on ongoing calls to a minimum and to keep pooled resources available to the remaining blades.
77 Citations
64 Claims
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1-32. -32. (canceled)
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33. A switching center server comprising:
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a blade cluster including a plurality of blades, a plurality of resource pools accessible by said plurality of blades for handling a call, and a master for each resource pool, each master provided on one of the blades and configured to centrally coordinate the blades'"'"' use of resources in the corresponding resource pool. - View Dependent Claims (34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45)
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46. A method for controlling a switching center server, the server having a blade cluster with a plurality of blades, the method comprising:
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providing a plurality of resource pools accessible by said plurality of blades for handling a call, and for each resource pool, coordinating the blades'"'"' use of resources in the pool at a master dedicated to that pool. - View Dependent Claims (47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64)
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Specification