Multi-Tier File Transfer System for Audit Data

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Solution Overview

Problem

Existing security systems face challenges in efficiently and reliably transmitting large audit files across distributed, multi-tier networks to a central location, leading to operational hampers and complications due to data transfer volumes and redundant server setups.

Innovation Solution

Implementing a multi-tier file transfer system with file transfer managers at each tier to divide and stage audit files, allowing block-by-block transmission through intermediate computers, ensuring fault-tolerant and efficient transfer to a central audit server.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If audit files are transmitted directly from local machines to the central location, then the file security system can maintain a simple transfer structure, but the large data transfer volume hampers system operation and reduces transfer efficiency

Engineering Contradiction:
Improvefile transfer efficiencyVSAvoidtransfer structure complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent introduces intermediate machines as mediators in the file transfer path. Local machines transfer audit files to intermediate machines, which then forward them to the central location. This multi-tier intermediate structure breaks the direct transfer bottleneck, improving overall transfer efficiency while distributing the complexity across multiple manageable components rather than concentrating it in a single direct transfer mechanism.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The transfer structure is segmented into multiple tiers: local machines, intermediate machines, and central location. This segmentation divides the large data transfer volume into smaller, manageable segments handled by different machines in the hierarchy, allowing parallel processing and reducing the burden on any single transfer path, thereby improving overall productivity.

Inventive Principle:
Principle #1Segmentation

2Reliability

If the system uses multiple redundant servers in multiple tiers, then the system can provide fault tolerance and reliable transfer, but the device complexity and difficulty of managing distributed systems increases

Engineering Contradiction:
Improvetransfer reliabilityVSAvoidsystem structure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent implements fault tolerance mechanisms in advance by deploying redundant servers at intermediate tiers. These redundant components serve as pre-prepared cushions against potential failures. If one server fails, another can take over, ensuring continuous operation. This beforehand cushioning approach maintains high reliability while organizing complexity into structured, manageable tiers rather than ad-hoc redundancy.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

Solution Approach 2:

The system changes the parameter of server distribution from a single centralized server to multiple distributed servers across different tiers. This parameter change enables fault tolerance through geographical and structural distribution, while the hierarchical organization manages the resulting complexity by establishing clear roles for each tier (local, intermediate, central).

Inventive Principle:
Principle #35Parameter changes

3Productivity

If audit files are divided and staged at intermediate tiers, then the file transfer becomes more efficient and fault-tolerant, but the transfer process complexity and coordination requirements increase

Engineering Contradiction:
Improvetransfer efficiencyVSAvoidtransfer process complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

Audit files are segmented into blocks and distributed across multiple intermediate machines. Each intermediate machine handles specific segments independently, allowing parallel processing and improving transfer efficiency. The segmentation also enables fault isolation, where failures in one segment do not necessarily affect others, managing complexity through modular organization.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system performs preliminary actions by staging file segments at intermediate machines before final consolidation at the central location. This preliminary distribution and staging allows intermediate machines to prepare and validate segments independently, reducing the coordination burden at the final consolidation stage and improving overall transfer efficiency through distributed preliminary processing.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS7555558B1Method and system for fault-tolerant transfer of files across a network
Publication Date: 2009.06.30 LONGHORN AUTOMOTIVE GRP LLC
  • US7555558B1 patent drawing
  • US7555558B1 patent drawing
  • US7555558B1 patent drawing

AI summary

Improved techniques for transferring files through a multi-tier computing environment are disclosed. The transfer of files across the multiple tiers of the computing environment can use staging at intermediate tiers to facilitate the file transfer. Each tier can include at least one computing machine that includes a file transfer manager. The file transfer managers at the computing machines in each of the multiple tiers serve to effectuate the file transfer through the multi-tier computing environment. In one embodiment, the multi-tier computing environment is a multi-tier file security system and the files being transferred are audit files.