Information processing system and method
First Claim
1. An information processing system, comprising:
- a first controller and a second controller accepting requests from a plurality of sources, and writing and reading data to/from a storage device in response to these requests;
wherein the first controller returns a response to a request from at least one first source of the plurality of sources, to the first source, and does not return a response to a request from a second source other than the first source, to the second source; and
wherein the second controller does not return a response to a request from the first source to the first source receiving a response from the first controller, and returns a response from the second source to the second source not receiving a response from the first controller.
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Accused Products
Abstract
Loads on access destinations are balanced. A first controller and a second controller, which accept requests from a plurality of sources, and write and read data to/from a storage device in response to these requests, are provided. The first controller returns to at least one first source of a plurality of sources a response to a request from the first source, and does not return to a second source other than a first source a response to a request from the second source. The second controller does not return a response to a request from a first source to the first source receiving a response from the first controller, and returns a response from a second source to the second source not receiving a response from the first controller.
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Citations
19 Claims
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1. An information processing system, comprising:
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a first controller and a second controller accepting requests from a plurality of sources, and writing and reading data to/from a storage device in response to these requests;
wherein the first controller returns a response to a request from at least one first source of the plurality of sources, to the first source, and does not return a response to a request from a second source other than the first source, to the second source; and
wherein the second controller does not return a response to a request from the first source to the first source receiving a response from the first controller, and returns a response from the second source to the second source not receiving a response from the first controller. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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16. An information processing method comprising the steps of:
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a first controller and a second controller receiving a plurality of requests respectively issued from a plurality of sources;
the first controller returning a response to a request from at least one first source of a plurality of first sources, to the first source, and not returning a response to a request from a second source other than the first source, to the second source; and
the second controller not returning a response to a request from the first source to the first source receiving a response from the first controller, and returning a response from the second source to the second source not receiving a response from the first controller.
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17. An information processing system, comprising:
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a plurality of controllers accepting requests from a plurality of request sources, and writing and reading data to/from a storage device in response to requests;
wherein each of the plurality of controllers has a first address which is the same for the plurality of controllers, and a second address which is different for each controller;
the plurality of controllers accept requests issued with the first address from the request source; and
one of the plurality of controllers sends a response including the second address to the request source. - View Dependent Claims (18, 19)
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Specification