opensearch-docs-cn/index.md

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OpenSearch documentation

This site contains the technical documentation for OpenSearch, the Apache 2.0-licensed search, analytics, and visualization suite with advanced security, alerting, SQL support, automated index management, deep performance analysis, and more.

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Why use OpenSearch?

OpenSearch is well-suited to the following use cases:

• Log analytics
• Real-time application monitoring
• Clickstream analytics
• Search backend

Component	Purpose
OpenSearch	Data store and search engine
OpenSearch Dashboards	Search frontend and visualizations
Security	Authentication and access control for your cluster
Alerting	Receive notifications when your data meets certain conditions
SQL	Use SQL or a piped processing language to query your data
Index State Management	Automate index operations
KNN	Find “nearest neighbors” in your vector data
Performance Analyzer	Monitor and optimize your cluster
Anomaly Detection	Identify atypical data and receive automatic notifications
Asynchronous Search	Run search requests in the background

You can install OpenSearch plugins individually or use the all-in-one packages. Most of these OpenSearch plugins have corresponding OpenSearch Dashboards plugins that provide a convenient, unified user interface.

For specifics around the project, see the FAQ.

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Docker quickstart

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1. Install and start Docker Desktop.

2. Run the following commands:

   docker pull opensearchproject/opensearch:{{site.opensearch_version}}
   docker run -p 9200:9200 -p 9600:9600 -e "discovery.type=single-node" opensearchproject/opensearch:{{site.opensearch_version}}
   

3. In a new terminal session, run:

   curl -XGET --insecure https://localhost:9200 -u admin:admin
   

To learn more, see Install OpenSearch and Install OpenSearch Dashboards.

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Looking for the Javadoc?

See opensearch.org/docs/javadocs/.

Get involved

OpenSearch is supported by Amazon Web Services. All components are available under the Apache License, Version 2.0 on GitHub.

The project welcomes GitHub issues, bug fixes, features, plugins, documentation---anything at all. To get involved, see Contributing on the OpenSearch website.