Dense server environment that shares an IDE drive
First Claim
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1. A method for sharing an Integrated Device Electronics (IDE) drive in a dense server environment comprising the steps of:
- fetching a request from a server blade in a plurality of server blades in said dense server environment, wherein said request comprises a command to access one or more logical blocks in said IDE drive;
determining a logical partition in said IDE drive that is associated with said server blade; and
mapping one or more logical blocks in said request and said logical partition associated with said server blade to physical sectors of said IDE drive.
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Abstract
A method, system and computer program product for sharing an Integrated Device Electronics (IDE) drive among server blades in a dense server environment. By logically partitioning the IDE drive, where each logical partition is associated with a particular server blade, the IDE disk may be shared among multiple server blades in the dense server environment.
42 Citations
25 Claims
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1. A method for sharing an Integrated Device Electronics (IDE) drive in a dense server environment comprising the steps of:
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fetching a request from a server blade in a plurality of server blades in said dense server environment, wherein said request comprises a command to access one or more logical blocks in said IDE drive;
determining a logical partition in said IDE drive that is associated with said server blade; and
mapping one or more logical blocks in said request and said logical partition associated with said server blade to physical sectors of said IDE drive. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A system, comprising:
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a plurality of server blades;
a bus coupled to said plurality of server blades;
a controller coupled to said bus; and
an Integrated Device Electronics (IDE) drive coupled to said controller;
wherein said controller is configured to provide a mechanism for sharing said IDE drive among said plurality of server blades, wherein said IDE disk is divided into a plurality of logical partitions, wherein each of said plurality of logical partitions is associated with a particular server blade of said plurality of server blades. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25)
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Specification