Virtual Storage Appliance Platform Detection via Configuration Record
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Solution Overview
Problem
In virtualized data storage systems, existing methods struggle to detect and configure hardware parameters flexibly, as virtualized hardware is not unique between platforms, requiring predetermination of memory sizes and network adapter counts, limiting deployment flexibility.
Innovation Solution
A method is introduced to establish a platform-specific configuration for virtual machines functioning as a virtual storage appliance by creating a virtual platform with selected configurations, storing a description of this configuration, and using it for self-configuration during initialization, decoupling platform detection from specific hardware requirements.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If virtualized hardware is used in storage appliances, then hardware flexibility and deployment versatility are improved, but platform detection accuracy and configuration precision deteriorate because virtualized hardware is not unique between platforms
Solution Approach 1:
The patent introduces an intermediary configuration file that mediates between the virtualized hardware layer and the operating software. This file contains explicit platform configuration information (memory size, network adapter count, PCI hardware details) that the operating software can read to accurately detect and configure for the specific platform, bypassing the need to rely on non-unique virtualized hardware identifiers for detection purposes.
Solution Approach 2:
The patent applies preliminary action by pre-configuring platform-specific information in a configuration file before the operating software runs. The configuration file is prepared in advance with all necessary hardware parameters and platform identifiers, allowing the operating software to self-configure correctly without needing to detect hardware characteristics during runtime, thus maintaining both virtualization flexibility and detection accuracy.
2Ease of manufacture
If memory size and network adapter count are predetermined for virtual storage appliances, then configuration simplicity is improved, but adaptability to different hardware configurations deteriorates
Solution Approach 1:
The patent makes the system dynamic by allowing the configuration file to be customized for different hardware platforms. Instead of hardcoding fixed memory sizes and network adapter counts, the configuration file can be adjusted to match various hardware configurations, enabling the same virtual storage appliance software to adapt to different physical hardware while maintaining simple deployment procedures.
Solution Approach 2:
The patent applies parameter changes by allowing key hardware parameters (memory size, network adapter count, PCI device identifiers) to be modified in the configuration file based on the target hardware platform. This enables the operating software to be configured for different hardware specifications without changing the core software code, achieving both simplicity and adaptability.
3Manufacturing precision
If platform configuration information is obtained through hardware detection, then configuration accuracy for purpose-built systems is improved, but deployment flexibility to generic hardware deteriorates
Solution Approach 1:
The patent uses copying by creating a configuration file that contains a copy of the necessary hardware configuration information. Instead of directly detecting hardware characteristics during deployment, the system uses a pre-prepared configuration file that copies the essential platform parameters, allowing accurate configuration on generic hardware without relying on hardware-specific detection mechanisms.
Data Source
AI summary
A method of establishing a platform-specific configuration of a virtual machine functioning as a virtual storage appliance includes, in a deployment operation, creating a virtual platform on host computer(s), the virtual platform being a collection of virtualized hardware resources having a selected configuration from among multiple possible configurations. A description of the selected configuration of the virtual platform is stored in a record accessible to the virtual machines during a later virtual-machine initialization process. The virtual machines are instantiated and their operation initiated, and the virtual machines perform the virtual-machine initialization process to (1) read the record to obtain the stored description of the selected configuration of the virtual platform and (2) use the description of the selected configuration of the virtual platform to self-configure into the platform-specific configuration for operation compatible with the virtual platform.