Unified Disk Image Library for Physical and Virtual Storage Provisioning
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Solution Overview
Problem
The configuration and management of boot images for both physical and virtual machines across various storage types, such as iSCSI and DAS, are complex due to the need for compatibility with different hardware requirements and storage devices.
Innovation Solution
A unified system that includes a library of disk images, capable of determining and formatting disk images to match client hardware, supporting both virtual and physical systems, and modifying images to be bootable across a wide variety of storage devices, including iSCSI and DAS.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If multiple storage types and boot methods are supported, then system versatility is improved, but configuration complexity increases
Solution Approach 1:
The system implements a universal disk image library that serves multiple storage types (DAS, SAN, iSCSI) and both physical and virtual machines through a single standardized interface. The library automatically adapts disk images to different client types without requiring separate configuration processes for each storage method or machine type.
Solution Approach 2:
The system employs automated hardware requirement detection and self-service formatting capabilities. When a client requests a disk image, the system automatically queries the client's hardware characteristics, determines the appropriate format, and configures the image without manual intervention, thereby reducing configuration complexity while maintaining versatility.
2Adaptability or versatility
If disk images are customized for different hardware requirements, then client compatibility is improved, but processing time increases
Solution Approach 1:
The system pre-configures disk images with standardized formats and necessary boot components before they are requested by clients. The library maintains a collection of pre-adapted images that can be quickly deployed to various client types, reducing the time required for custom formatting while still achieving hardware compatibility through automated parameter adjustment.
Solution Approach 2:
The system efficiently customizes disk images by dynamically adjusting key parameters based on detected hardware characteristics. Rather than complete reformatting, the system modifies specific boot parameters, partition schemes, and driver configurations to match the client's hardware, thereby achieving compatibility with minimal processing time.
3Ease of operation
If automated hardware detection is implemented, then ease of operation is improved, but system resource usage increases
Solution Approach 1:
The system implements partial hardware detection by querying only the essential hardware characteristics needed for disk image configuration, rather than performing a complete system inventory. This selective approach to hardware detection maintains ease of operation for provisioning while minimizing the processing resources consumed by the server.
Data Source
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AI summary
A system for the unified provisioning of virtual and physical disk images is created. The system includes a library of disk images. Client devices are able to upload to, and select disk images from the disk library. The library is able to determine the hardware requirements of a client device, and format the disk image accordingly. The library supports both virtual machine and physical computer systems, and is able to modify the stored disk image to accommodate either type of client device. The library can modify images to be bootable from a wide variety of storage device types, including iSCSI, and DAS, for example.