Method for updating an image file
AssigneeInventec Corporation
InventorsChi-Yuan Chu Chen, Tsung-Pin Wang
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Abstract
The present invention relates to a method for updating an image file that is performed by a server, when a workable image file pre-stored in a storage unit of said server needs to be updated by a new image file, that duplicates said workable image file to said storage unit as a backup image file, and then restarts said serve by invoking the operating system with said new image file, and if an operating system can not be successfully invoked with said new image file, said server automatically selects said backup image file to invoke the operating system and restore to the status before said update.
Claims13
A method of updating an image file, said method being performed by a server when a workable image file pre-stored in a storage unit of said server is being updated by a new image file, said method comprising the steps of:
- duplicating said workable image file in a first image area of said storage unit to a second image area of said storage unit as a backup image file, and duplicating said new image file to said first image area as a current working image file;
- and
- restarting said server and according to an image update status code in a boot sector established in said storage unit, determining whether to use said current working image file or said backup image file to invoke an operating system.
Dependencies are inferred from the claim text.