Stop Guessing About Mapping Issues
Our Index Mappings Reviewer acts as your personal Elasticsearch and OpenSearch consultant, uncovering potential issues and performance bottlenecks in your index mappings and templates before they impact your users.
⚡ Instant Analysis
Comprehensive insights in seconds
Simply paste your index mappings and receive comprehensive insights in seconds. Our advanced analysis engine examines every aspect of your mapping configuration, from field types to analyzer settings, identifying potential issues before they become problems.
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Lightning-Fast Analysis: Get detailed mapping analysis in under 2 seconds, no matter how complex your mapping is. -
Complete Validation: Examines field types, analyzers, dynamic mappings, and all mapping settings.
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Issue Prioritization: Automatically ranks issues by severity so you can focus on critical problems first.
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Multi-Index Support: Analyze multiple index mappings simultaneously to maintain consistency.
🎯 Performance-First Recommendations
Actionable, personalized suggestions
Get actionable, personalized suggestions tailored to your specific mapping structure. Each recommendation comes with a clear explanation of the issue, its potential impact, and step-by-step instructions for resolution.
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Context-Aware Recommendations: Suggestions based on your actual mapping structure and use case patterns.
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Impact Analysis: Understand how each mapping choice affects query performance, storage, and memory.
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Best Practices: Learn industry-standard approaches for mapping design and optimization.
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Before/After Examples: See concrete examples of problematic mappings and their optimized versions.
🚀 Zero Setup Required
No agents, no installations
No agents, no installations—just paste and analyze. Start reviewing your mappings immediately without any infrastructure changes or security concerns. Everything runs in your browser with complete privacy.
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Instant Access: No registration, downloads, or setup—start analyzing immediately.
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Browser-Based: Runs entirely in your browser for maximum security and privacy.
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No Data Stored: Your mappings are analyzed locally and never stored or transmitted.
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Works Offline: Once loaded, analyze mappings even without an internet connection.
Common Mapping Issues We Detect
Our analyzer identifies dozens of potential issues across different categories
Performance Bottlenecks
Identify field types and settings that could slow down queries or indexing
Memory Issues
Detect configurations that could lead to excessive memory usage or fielddata problems
Storage Waste
Find redundant fields and settings that unnecessarily increase disk usage
Analyzer Problems
Catch misconfigured analyzers, tokenizers, and token filters
Dynamic Mapping Risks
Identify dynamic mapping settings that could lead to mapping explosions
Best Practice Violations
Spot deviations from Elasticsearch and OpenSearch best practices
Perfect For
SREs
Conducting health checks and proactively identifying issues before they cause outages or performance degradation.
Developers
Optimizing mappings for new use cases and ensuring proper field types and analyzer configurations before deployment.
DevOps & Platform Engineers
Establishing mapping best practices across their organization and maintaining consistency across multiple teams.