What is claimed is:
1. A backup apparatus for performing backup for an information processing system in which a fault has been generated, the backup apparatus comprising:
a fault detecting unit for detecting the fault generated in the information processing system; and
a backup system structure unit for structuring a backup system having a same system configuration as a system configuration of the information processing system in which the fault has been generated.
2. The backup apparatus of claim 1 further comprising:
a resource pool for storing a plurality of configuration resources for structuring the backup system; and
a resource management unit for selecting a configuration resource necessary for structuring the backup system having the same system configuration as the information processing system in which the fault has been generated, out of the plurality of configuration resources stored in the resource pool, and for assigning a selected configuration resource to the backup system,
wherein the backup system structure unit structures the backup system by using an assigned configuration resource assigned by the resource management unit.
3. The backup apparatus of claim 2 further including:
an information-processing-system configuration information unit for storing information-processing-system configuration information which indicates the system configuration of the information processing system,
wherein the resource management unit selects the configuration resource based on the information-processing-system configuration information stored in the information-processing-system configuration information unit, and assigns a selected configuration resource to the backup system.
4. The backup apparatus of claim 2 performing backup for a plurality of information processing systems in each of which the fault has been generated, wherein
the resource management unit selects the configuration resource for each of the plurality of information processing systems in each of which the fault has been generated, and assigns a selected configuration resource to the backup system for each of the plurality of information processing systems, and
the backup system structure unit structures a plurality of the backup systems to be corresponding to each of the plurality of information processing systems in each of which the fault has been generated, by using an assigned configuration resource assigned to the backup system for each of the plurality of information processing systems by the resource management unit.
5. The backup apparatus of claim 4, wherein the plurality of the backup systems structured by backup system structure unit operates as a virtual computing system in which the plurality of configuration resources stored in the resource pool is shared.
6. The backup apparatus of claim 4 further including:
a priority setting unit for setting a backup priority to each of the plurality of information processing systems,
wherein the resource management unit selects the configuration resource based on the backup priority set for each of the plurality of information processing systems, and assigns a selected configuration resource to the backup system for each of the plurality of information processing systems.
7. The backup apparatus of claim 1, wherein the fault detecting unit sets a fault detection standard, being a standard in detecting the fault, for each of the plurality of the information processing systems.
8. The backup apparatus of claim 1 further comprising:
a data management unit for obtaining information processing system storing data from the information processing system in which the fault has been generated, and for transmitting obtained information processing system storing data to the backup system,
wherein the backup system performs backup for the information processing system in which the fault has been generated, by using the obtained information processing system storing data obtained by the data management unit.
9. The backup apparatus of claim 1, wherein the information processing system has a terminal which communicates with the information processing system, and the backup apparatus further includes a control system switch unit for switching a connection of the terminal from the information processing system to the backup apparatus.
10. The backup apparatus of claim 1, wherein the fault detecting unit further detects a fault recovery of the information processing system when the fault in the information processing system has been recovered.
11. The backup apparatus of claim 8, wherein the data management unit obtains backup system storing data stored in the backup system, and transmits obtained backup system storing data to the information processing system when the fault in the information processing system has been recovered.
12. The backup apparatus of claim 2 further including a backup system stop unit for stopping operation of the backup system, wherein the resource management unit releases the assigned configuration resource assigned to the backup system whose operation has been stopped by the backup system stop unit.
13. The backup apparatus of claim 12,
wherein the backup system stop unit stops operation of a first backup system which performs backup for a first information processing system;
the resource management unit releases the assigned configuration resource assigned to the first backup system whose operation has been stopped by the backup system stop unit, selects one of the plurality of configuration resources which is necessary for structuring a second backup system having a same system configuration as a second information processing system, out of the plurality of configuration resources stored in the resource pool after the assigned configuration resource assigned to the first backup system has been released, and assigns a selected configuration resource to the second backup system; and
the backup system structure unit structures the second backup system by using an assigned configuration resource assigned by the resource management unit.
14. The backup apparatus of claim 13 further including a priority setting unit for setting a backup priority to each of the first information processing system and the second information processing system, wherein
the resource management unit compares a backup priority of the first information processing system set by the priority setting unit and a backup priority of the second information processing system set by the priority setting unit;
when it is judged that the backup priority of the second information processing system is higher than the backup priority of the first information processing system by the resource management unit,
the backup system stop unit stops the operation of the first backup system;
the resource management unit releases the assigned configuration resource assigned to the first backup system whose operation has been stopped by the backup system stop unit, selects the one of the plurality of configuration resources which is necessary for structuring the second backup system having the same system configuration as the second information processing system, out of the plurality of configuration resources stored in the resource pool after the assigned configuration resource assigned to the first backup system has been released, and assigns a selected configuration resource to the second backup system; and
the backup system structure unit structures the second backup system by using an assigned configuration resource assigned by the resource management unit.
15. The backup apparatus of claim 12 further including:
a save area for saving backup system configuration resource information indicating configuration resources of the backup system, and backup system storing data stored by the backup system; and
a backup system information save unit for saving the backup system configuration resource information and the backup system storing data, into the save area.
16. The backup apparatus of claim 15 further including a priority setting unit for setting a backup priority to each of a first information processing system and a second information processing system, wherein
the resource management unit compares a backup priority of the first information processing system set by the priority setting unit and a backup priority of the second information processing system set by the priority setting unit;
when it is judged that the backup priority of the second information processing system is higher than the backup priority of the first information processing system by the resource management unit,
the backup system information save unit saves the backup system configuration resource information and the backup system storing data of the first backup system which performs backup for the first information processing system, into the save area; and
the backup system stop unit stops operation of the first backup system.
17. The backup apparatus of claim 15, wherein
the resource management unit selects the configuration resource for structuring the backup system, based on the backup system configuration resource information which has been saved in the save area by the backup system information save unit, and assigns a selected configuration resource to the backup system;
the backup system structure unit structures the backup systems by using an assigned configuration resource assigned by the resource management unit; and
the backup system structured by the backup system structure unit performs backup for the information processing system in which the fault has been generated, by using the backup system storing data saved in the save area by the backup system information save unit.
18. A backup method for performing backup for an information processing system in which a fault has been generated, the backup method comprising:
detecting the fault generated in the information processing system;
structuring a backup system having a same system configuration as a system configuration of the information processing system in which the fault has been generated;
storing a plurality of configuration resources for structuring the backup system, in a resource pool;
selecting a configuration resource necessary for structuring the backup system having the same system configuration as the information processing system in which the fault has been generated, out of the plurality of configuration resources stored in the resource pool;
assigning a selected configuration resource to the backup system; and
structuring the backup system by using an assigned configuration resource.
19. The backup method of claim 18 performing backup for a plurality of information processing systems in each of which the fault has been generated, the backup method further comprising:
selecting the configuration resource for each of the plurality of information processing systems in each of which the fault has been generated;
assigning a selected configuration resource to the backup system for each of the plurality of information processing systems in each of which the fault has been generated; and
structuring a plurality of the backup systems to be corresponding to each of the plurality of information processing systems in which the fault has been generated, by using an assigned configuration resource assigned to each of the information processing systems.
20. The backup method of claim 19 further including:
setting a backup priority to each of a first information processing system and a second information processing system;
comparing a backup priority of the first information processing system and a backup priority of the second information processing system;
when it is judged that the backup priority of the second information processing system is higher than the backup priority of the first information processing system,
stopping operation of a first backup system which performs backup for the first information processing system;
releasing the configuration resource assigned to the first backup system whose operation has been stopped;
after the configuration resource assigned to the first backup system has been released,
selecting one of the plurality of configuration resources which is necessary for structuring a second backup system having a same system configuration as the second information processing system, out of the plurality of configuration resources stored in the resource pool;
assigning a selected configuration resource to the second backup system; and
structuring the second backup system by using a assigned configuration resource assigned.
21. The backup method of claim 19 further including:
setting a backup priority to each of a first information processing system and a second information processing system;
comparing a backup priority of the first information processing system and a backup priority of the second information processing system; and
when it is judged that the backup priority of the second information processing system is higher than the backup priority of the first information processing system,
saving backup system configuration resource information which indicates configuration resources of a first backup system which performs backup for the first information processing system, and backup system storing data of the first backup system, into a save area.
22. The backup method of claim 21 further including:
selecting the configuration resource for structuring the first backup system based on the backup system configuration resource information which has been saved in the save area;
assigning a selected configuration resource to the first backup system;
structuring the first backup system by using an assigned configuration resource; and
performing backup for the first information processing system in which the fault has been generated, by using the backup system storing data which has been saved in the save area.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. An actuating system for a downhole tool, comprising:
a body;
a movable component mounted to said body selectively positioned in a different position when the tool is operated; and
an actuating component sensitive to the presence of at least one predetermined material downhole to move said movable component to said different position.
2. The system of claim 1, wherein:
said actuating component changes a physical property or dimension when exposed to said predetermined material.
3. The system of claim 2, wherein:
said actuating component further comprises a potential energy source that is released on exposure to said predetermined material.
4. The system of claim 3, wherein:
said potential energy source comprises a spring.
5. The system of claim 2, wherein:
said movable component comprises at least one valve member movable with respect to at least one port in said body.
6. The system of claim 5, wherein:
said at least one valve member comprises a plurality of valve members each actuated by a respective actuating component that is sensitive to the same predetermined material.
7. The system of claim 5, wherein:
said at least one valve member comprises a plurality of valve members each actuated by a respective actuating component, wherein said actuating components are sensitive to the different predetermined materials.
8. The system of claim 6, wherein:
said predetermined material comprises a fluid.
9. The system of claim 8, wherein:
said predetermined material comprises water or methane.
10. The system of claim 7, wherein:
said predetermined material comprises a fluid.
11. The system of claim 10, wherein:
said predetermined material comprises water and methane.
12. The system of claim 5, wherein:
an individual said valve member is actuated by an actuating component response to a plurality of predetermined materials downhole.
13. The system of claim 5, wherein:
said valve member is integrated into a screen mounted to said body for control of flow through said screen.
14. The system of claim 2, wherein:
said actuating component comprises at least one of a shape memory material or a swelling material.
15. The system of claim 14, wherein:
said actuating component comprises a shape memory material and further comprises a potential energy source.
16. The system of claim 15, wherein:
said potential energy source comprises a spring.
17. The system of claim 5, wherein:
said valve member movable between an open port to a closed port position on exposure of said actuating component to said predetermined material.
18. The system of claim 17, wherein:
said valve member movable to a closed port position on exposure of said actuating component to said predetermined material, whereupon said valve member is locked against further movement.
19. The system of claim 17, wherein:
said valve member is movable to at least one position between open and closed port depending on the extent of the presence of the predetermined material.
20. The system of claim 19, wherein:
said valve member is movable in opposed directions.