Automated Cold Tiering for ROT Data Without Manual Review

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Solution Overview

Problem

Existing data storage systems struggle to efficiently identify and manage redundant, obsolete, and trivial (ROT) data, leading to increased storage costs, infrastructure costs, and environmental impact, while current solutions rely on resource-intensive efforts and pose security and privacy risks.

Innovation Solution

A framework that enables data protection systems to perform machine learning processes internally to identify and automatically migrate or delete ROT data, reducing storage and infrastructure costs, minimizing networking costs and environmental impact, and ensuring organization-specific data privacy and security.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If resource-intensive methods are used to identify ROT data, then identification accuracy is improved, but computing resources and time are excessively consumed

Engineering Contradiction:
ImproveROT data identification accuracyVSAvoidcomputing resource consumption
Core Design Contradiction:
Measurement precisionVSUse of energy by moving object

Solution Approach 1:

The patent segments the ROT data identification process into multiple components: data protection systems identify candidate ROT data, transfer it to a security system, which then identifies final ROT data using security context. This segmentation distributes computing workload and improves identification accuracy by combining multiple specialized systems.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces a security system as an intermediary between data protection systems and storage systems. The security system receives candidate ROT data, applies security context and policies, and determines final ROT data identification. This intermediary approach improves accuracy without requiring data protection systems to perform resource-intensive security analysis.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Measurement precision

If ROT data is transferred to remote systems for identification, then identification capability is improved, but networking costs and security risks increase

Engineering Contradiction:
ImproveROT data identification capabilityVSAvoidsecurity and privacy risks
Core Design Contradiction:
Measurement precisionVSObject-affected harmful factors

Solution Approach 1:

The security system acts as a secure intermediary that receives only candidate ROT data (not full data sets), processes them locally using organization-specific security context, and returns identification results. This intermediary approach enables improved identification capability while minimizing networking costs and security risks by keeping sensitive processing local.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent implements local quality by enabling the security system to process candidate ROT data locally using organization-specific security context, policies, and definitions stored locally. This local processing improves identification capability while avoiding the security and networking costs of remote processing.

Inventive Principle:
Principle #3Local quality

3Adaptability or versatility

If manual processes are used to manage ROT data, then flexibility and customization are improved, but labor costs and time consumption increase

Engineering Contradiction:
Improveorganizational customization flexibilityVSAvoidtime and labor resources
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The patent implements self-service by enabling the security system to automatically apply organization-specific security policies, context, and definitions to identify ROT data without manual intervention. The system autonomously manages ROT data identification and migration while maintaining full organizational customization, eliminating time and labor resources.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent applies preliminary action by pre-configuring organization-specific security context, policies, and ROT data definitions in the security system before ROT data identification begins. This preliminary setup enables automated, flexible customization while eliminating ongoing manual processes and time consumption.

Inventive Principle:
Principle #10Preliminary action

4Speed

If all data is retained in active storage, then data accessibility is improved, but storage costs and environmental impact increase

Engineering Contradiction:
Improvedata accessibilityVSAvoidstorage infrastructure energy consumption
Core Design Contradiction:
SpeedVSLoss of energy

Solution Approach 1:

The patent extracts identified ROT data from active storage systems and migrates it to cold storage or deletes it. This extraction process maintains data accessibility for non-ROT data while reducing storage costs and environmental impact by removing unnecessary data from energy-intensive active storage infrastructure.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent implements discarding and recovering by migrating或删除 identified ROT data from active storage to cold storage or permanent deletion. This process maintains accessibility for valuable data while discarding redundant data that consumes storage resources and energy, achieving cost and environmental benefits without sacrificing necessary data accessibility.

Inventive Principle:
Principle #34Discarding and recovering

Data Source

PatentUS12566725B1Identifying redundant, obsolete and/or trivial data for automated cold tiering
Publication Date: 2026.03.03 DELL PROD LP
  • US12566725B1 patent drawing
  • US12566725B1 patent drawing
  • US12566725B1 patent drawing

AI summary

A method for managing data includes: upon identifying a data path activity, analyzing, using a fine-tuned model and a second model, ingested data to generate an evaluation score for the ingested data; making, based on the analyzing, a first determination that the evaluation score exceeds an administrator-defined threshold; making, based on the first determination, a second determination that input of a user is not required before taking an action on the ingested data; initiating, based on the second determination, migration of the ingested data to a storage; initiating, when the ingested data is migrated to the storage, deletion of the ingested data from the data protection system; and initiating, via a graphical user interface (GUI) of a client, notification of the user to indicate that the ingested data is migrated to the storage.