Geographically Diverse Storage Convolution Scaling

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Solution Overview

Problem

Conventional data storage techniques face challenges in efficiently managing storage space and data redundancy across geographically diverse storage zones, particularly in recovering data from convolved chunks and redistributing data during system scaling.

Innovation Solution

The implementation of a geographically diverse storage system that utilizes convolution and deconvolution techniques to compress data, allowing for efficient storage and recovery of data across multiple zones, while also enabling the addition of new storage zones and redistribution of data to maintain redundancy and geographic diversity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If data is convolved and stored in a single zone, then storage space is reduced, but data recovery capability deteriorates when that zone fails

Engineering Contradiction:
Improvestorage spaceVSAvoiddata recovery capability
Core Design Contradiction:
Quantity of substanceVSReliability

Solution Approach 1:

The patent divides convolved data into multiple chunks and distributes them across multiple geographically diverse zones. Instead of storing all convolved chunks in a single zone, the system segments the data storage across multiple zones, so that if one zone fails, the data can still be recovered from other zones using the convolution relationship between chunks.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent applies different storage strategies to different zones based on their geographic distribution and failure characteristics. Each zone stores specific convolved chunks that are optimized for local recovery scenarios, allowing data to be recovered from any single zone failure while maintaining overall system reliability.

Inventive Principle:
Principle #3Local quality

2Reliability

If multiple zones are added to a geographically diverse storage system, then data redundancy and recovery capability are improved, but system complexity increases

Engineering Contradiction:
Improvedata redundancyVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent pre-calculates and pre-determines the topology and data distribution strategy before zones are actually added to the system. When a new zone is added, the system has already prepared the convolution relationships and chunk distribution mappings, allowing for seamless integration without complex real-time calculations or reorganization of existing data.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent implements a dynamic topology that automatically adapts to zone additions and failures. The system can dynamically adjust which zones store which convolved chunks based on current system state, allowing zones to be added or removed without manual reconfiguration while maintaining optimal data distribution and recovery capability.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If data is redistributed during scaling operations, then geographic diversity is maintained, but data movement overhead increases

Engineering Contradiction:
Improvegeographic diversityVSAvoiddata movement overhead
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The patent pre-determines the optimal data distribution topology before scaling operations begin. When zones are added or removed, the system has already calculated the ideal chunk placement, minimizing the amount of data that needs to be moved during the actual scaling operation. This preliminary planning reduces the time and overhead associated with data redistribution.

Inventive Principle:
Principle #10Preliminary action

4Quantity of substance

If convolution is used to compress data, then storage efficiency is improved, but data recovery complexity increases

Engineering Contradiction:
Improvestorage efficiencyVSAvoiddata recovery complexity
Core Design Contradiction:
Quantity of substanceVSDevice complexity

Solution Approach 1:

The patent segments the convolved data into manageable chunks distributed across multiple zones, where each chunk can be independently recovered. This segmentation simplifies the recovery process by allowing the system to retrieve data from a single zone rather than having to decode the entire convolved dataset, reducing recovery complexity while maintaining storage efficiency.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS20210081134A1Bulk Scaling Out of a Geographically Diverse Storage System
Publication Date: 2021.03.18 EMC IP HLDG CO LLC
  • US20210081134A1 patent drawing
  • US20210081134A1 patent drawing
  • US20210081134A1 patent drawing

AI summary

Bulk scaling out of a geographically diverse storage system is disclosed. Bulk scaling out can result in addition of at least two zone storage components to the geographically diverse storage system. Bulk scaling out can provide an avenue to move and compact data to benefit the geographically diverse storage system. Benefits can include faster access to data, faster recovery time for data that becomes less accessible, reduced computing resource demands, etc. Chunks can be moved for greater diversity in a bulk scaled out system. The greater diversity can allow for compaction of data protection chunks, which can result in consuming less storage space to protect more diversified data storage. In some embodiments data from existing zone storage components can be moved to added zone storage components. In some embodiments, protection data from existing zone storage components can be moved to added zone storage components in a more compacted condition.