NAS Storage Manager for Data Integrity and Verification

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Solution Overview

Problem

Conventional storage operation systems are vulnerable when interacting with network attached storage (NAS) devices, as they lack robustness in data transfer paths, indexing, and verification mechanisms, leading to difficulties in managing and verifying data stored on NAS devices.

Innovation Solution

A system and method that includes a management module and media management components connected to a management server, which provide communication, browsing, and verification functions, utilizing a NAS module with components like metadata, routing, and verification components to enhance interoperability and data management with NAS devices.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional storage operation systems interact with NAS devices using traditional protocols, then basic data transfer is enabled, but robustness in data transfer paths, indexing, and verification mechanisms is lacking

Engineering Contradiction:
Improverobustness in data transfer pathsVSAvoidsystem architecture complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent introduces a storage manager as an intermediary component that mediates between client systems and NAS devices. This storage manager implements enhanced data transfer paths with built-in verification mechanisms, indexing capabilities, and error handling, thereby improving reliability without requiring changes to the core NAS device architecture or fundamental protocol stacks.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system architecture is segmented into distinct functional components: client systems, storage manager, file server, and NAS devices. This segmentation allows the storage manager to specialize in robust data transfer and verification while other components maintain their existing functions, reducing overall system complexity while improving specific aspects of reliability.

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If data is transferred to NAS devices using conventional methods, then storage capacity is increased, but difficulties in managing and verifying data stored on NAS devices occur

Engineering Contradiction:
Improvedata management capabilityVSAvoiddata verification capability
Core Design Contradiction:
Ease of operationVSLoss of information

Solution Approach 1:

The storage manager implements feedback mechanisms that continuously monitor and verify data integrity during transfer and storage operations. Checksum verification, error detection, and confirmation protocols provide feedback loops that ensure data accuracy, allowing easy management and verification of stored data without manual intervention.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system performs preliminary actions by establishing verification mechanisms and indexing structures before data transfer is complete. This includes pre-allocation of verification resources, setup of checksum algorithms, and creation of data maps that facilitate subsequent management and verification operations.

Inventive Principle:
Principle #10Preliminary action

3Adaptability or versatility

If traditional local area network protocols are used for NAS device communication, then ease of adding storage is achieved, but data transfer reliability and verification mechanisms are insufficient

Engineering Contradiction:
Improveease of adding storageVSAvoiddata transfer reliability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The storage manager serves multiple functions: it acts as a protocol translator for easy NAS device integration, implements enhanced verification mechanisms for reliable data transfer, provides indexing and management capabilities, and coordinates multiple data paths. This multi-functionality allows traditional protocols to maintain adaptability while the storage manager adds reliability layers.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS8677091B2Writing data and storage system specific metadata to network attached storage device
Publication Date: 2014.03.18 COMMVAULT SYSTEMS INC
  • US8677091B2 patent drawing
  • US8677091B2 patent drawing
  • US8677091B2 patent drawing

AI summary

A system and method for communicating, browsing, verifying and routing data in storage operation systems using network attached storage devices is provided. In some embodiments, the system may include a management module and a media management component connected to the management server, which interoperate with network attached storage devices to provide the communicating, browsing, verifying and routing functions.