### Query Optimization
* [Optimize OpenSearch Queries Like a Pro](https://www.youtube.com/watch?v=K3bTPhzMdnA) - Deep dive into Profile & Explain APIs
* [OpenSearch Con'25 India Presentation](https://m.youtube.com/watch?v=xb2FU0mdkA4&t=1957) (Starting at 32:37)
* [Direct Queries Feature Configuration Guide](https://docs.aws.amazon.com/opensearch-service/latest/developerguide/direct-query-configure-accelerate.html)

### Scaling Strategies
#### Beginner Resources
* [Basic Scaling Guide](https://repost.aws/knowledge-center/opensearch-scale-up)
* [Understanding Different Scaling Approaches](https://repost.aws/questions/QUNIkekMwvSPCgsN0EfX3XEg/different-ways-of-scaling-in-opensearch-managed)

### Advanced Resources
* [Vertical vs Horizontal Scaling Documentation](https://docs.aws.amazon.com/opensearch-service/latest/developerguide/managedomains-cloudwatchmetrics.html#:~:text=Relevant%20statistics%3A%20Maximum-,JVMMemoryPressure,-The%20maximum%20percentage)
* [Scaling Strategies Presentation](https://m.youtube.com/watch?v=xb2FU0mdkA4&t=1957) (15:22 - 19:26)

### Caching Implementation
#### Basic Implementation
* [Core Caching Documentation](https://docs.opensearch.org/latest/search-plugins/caching/index/)

### Advanced Caching
* [Understanding Tiered Cache](https://opensearch.org/blog/tiered-cache/)
* [Index Request Cache Deep Dive](https://opensearch.org/blog/understanding-index-request-cache/)

### Resource Management
* [Operational Best Practices](https://docs.aws.amazon.com/opensearch-service/latest/developerguide/bp.html)

### Performance Monitoring
* [CloudWatch Metrics Guide](https://docs.aws.amazon.com/opensearch-service/latest/developerguide/managedomains-cloudwatchmetrics.html)
* [Setting Up CloudWatch Alarms](https://docs.aws.amazon.com/opensearch-service/latest/developerguide/cloudwatch-alarms.html)
* [OpenSearch CloudWatch Alarms Repository](https://github.com/ev2900/OpenSearch_CloudWatch_Alarms)

This curated collection of resources aims to provide a single reference point for all aspects of performance optimization in Amazon OpenSearch Service. Whether you're new to OpenSearch or an experienced user, these materials will help you maintain and improve your deployment's performance.

This comprehensive guide aggregates essential resources for optimizing performance in Amazon OpenSearch Service deployments. Whether you're looking to enhance query performance, implement effective scaling strategies, or improve monitoring, you'll find relevant resources below.

Optimize Your Amazon OpenSearch Service Performance: A Comprehensive Resource Guide

Analytics

Database

How can I improve the indexing performance on my OpenSearch Service cluster?

How do I troubleshoot search latency spikes in my OpenSearch Service cluster?

How do I recognize and resolve cluster health issues that have too many shards?

How do I improve the fault tolerance of my OpenSearch Service domain?

[Thank Goodness It's Search] Building Faceted Navigation - Final part 5 OpenSearch Aggregation best practices

AWS Migration Performance Optimization in AWS MGN and DRS service: A Complete Guide to Staging Area Resource Analysis

Building Enterprise-Grade Generative AI Applications: The Complete Production Readiness Guide

Index vs Search resource separation on Managed OpenSearch cluster on AWS

Opensearch Domain dashboard error: "User: anonymous is not authorized to perform: es:ESHttpGet because no resource-based policy allows the es:ESHttpGet action"

Composite Bucket Aggregation Support in AWS Opensearch Service

Optimize Your Amazon OpenSearch Service Performance: A Comprehensive Resource Guide

Query Optimization

Scaling Strategies

Beginner Resources

Advanced Resources

Caching Implementation

Basic Implementation

Advanced Caching

Resource Management

Performance Monitoring

Relevant content