ML Anomaly Detection for CDN Performance Optimization

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Solution Overview

Problem

Traditional content delivery networks (CDNs) require high expertise to analyze performance metrics and identify anomalies, leading to inefficiencies such as lower throughput, increased errors, and latency, as customers struggle to understand and mitigate configuration issues.

Innovation Solution

Incorporating machine-learned algorithms trained on CDN performance metrics and configuration data to generate recommendations for improving CDN performance and efficiency, including cache configuration, compression, and data redundancy settings, which can be automatically implemented.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If traditional CDN performance metric analysis methods are used, then customers can identify anomalies, but the process requires high technical expertise and is complex

Engineering Contradiction:
Improveanomaly detection accuracyVSAvoidanalysis complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system performs self-diagnosis by automatically analyzing CDN performance metrics and generating anomaly detection reports without requiring customer expertise. The machine learning models autonomously process performance data, identify patterns, and provide recommendations, enabling the CDN system to serve itself in terms of performance monitoring and optimization.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

A machine learning-based intermediary system is introduced between the raw performance metrics and the customer. This intermediary automatically processes complex metric data, transforms it into meaningful anomaly detections, and presents simplified insights to customers, eliminating the need for customers to directly analyze complex performance data.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If manual analysis of performance metrics is performed, then anomalies can be identified, but throughput is reduced and latency increases

Engineering Contradiction:
Improveanomaly identification reliabilityVSAvoidCDN throughput
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The machine learning-based anomaly detection system operates continuously in the background without interrupting CDN content delivery operations. Performance metrics are analyzed in real-time or near-real-time as data flows through the system, ensuring that anomaly detection is a continuous process that does not create bottlenecks or reduce throughput.

Inventive Principle:
Principle #20Continuity of useful action

Solution Approach 2:

Manual or semi-automatic performance analysis methods are replaced with automated machine learning algorithms. This substitution eliminates the need for human analysts to manually examine performance metrics, thereby removing the associated delays and enabling high-speed automated processing that maintains CDN throughput while ensuring reliable anomaly detection.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Measurement precision

If extensive technical expertise is required for CDN configuration analysis, then accurate anomaly detection is possible, but ease of operation is reduced

Engineering Contradiction:
Improveconfiguration analysis accuracyVSAvoidCDN management ease
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The system empowers customers to perform self-service anomaly detection and optimization without requiring external expert assistance. The machine learning models automatically analyze configuration issues and provide actionable recommendations that customers can implement independently, making the system both accurate and easy to operate.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

An intelligent intermediary layer translates complex configuration analysis into user-friendly insights. The machine learning system acts as a bridge between complex CDN configurations and customer understanding, automatically interpreting technical data and presenting it in an easily comprehensible format with clear recommendations.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS12155548B1Anomaly detection in content delivery networks
Publication Date: 2024.11.26 AMAZON TECH INC
  • US12155548B1 patent drawing
  • US12155548B1 patent drawing
  • US12155548B1 patent drawing

AI summary

A system, method, and computer-readable medium for managing content delivery networks are provided. A content delivery network can train a set of machine learned algorithms corresponding to anomaly detection in the hosting of content. The content delivery network can obtain log information from a plurality of POPs and additional information for use as inputs to selected machine learned algorithms. The content delivery network can the generate a set of recommendations as either CDN performance recommendations or CDN analysis recommendations for customers.