Overview

This manual is a comprehensive collection of best practices in using Cloud Search Service (CSS). For each task, a detailed description of the solution and operation procedures is provided. Check this manual based on the task at hand.

CSS Best Practices

**Table 1** A full list of CSS best practices
Scenario	Documents
Connecting to a Cluster	Elasticsearch Cluster Access Methods OpenSearch Cluster Access Methods
Elasticsearch Data Migration	Migrating data between Huawei Cloud Elasticsearch clusters: Migrating Data Between Elasticsearch Clusters Using Huawei Cloud Logstash Migrating Data Between Huawei Cloud Elasticsearch Clusters Using Backup and Restoration Migrating Data Between Elasticsearch Clusters Using the Reindex API Migrating Data Between Elasticsearch Clusters Using ESM Migrating Data Between Huawei Cloud Elasticsearch Clusters Using the Read/Write Splitting Plugin Migrating Data Between Elasticsearch Clusters Using Elasticdump
	Migrating data from self-managed Elasticsearch clusters: Migrating Data Between Elasticsearch Clusters Using Huawei Cloud Logstash Migrating Data from an On-premises Elasticsearch Cluster to Huawei Cloud Using the S3 Plugin Migrating Data Between Elasticsearch Clusters Using the Reindex API Migrating Data Between Elasticsearch Clusters Using ESM Migrating Data Between Elasticsearch Clusters Using Elasticdump
	Migrating data from third-party Elasticsearch clusters: Migrating Data Between Elasticsearch Clusters Using Huawei Cloud Logstash Migrating Data from a Third-Party Elasticsearch Cluster to Huawei Cloud Using Backup and Restoration Migrating Data Between Elasticsearch Clusters Using the Reindex API Migrating Data Between Elasticsearch Clusters Using ESM Migrating Data Between Elasticsearch Clusters Using Elasticdump
	Other: Migrating Kibana Saved Objects Between Elasticsearch Clusters Using Elasticsearch Pipelines for Incremental Data Migration
Vector Search	Testing the Performance of CSS's Elasticsearch Vector Search Using the IVF_GRAPH_PQ Algorithm to Implement Vector Search Using the GRAPH Algorithm to Implement Vector Search
Log Search and Analytics	Ranking Search Results Using Elasticsearch Custom Rules Using Kibana Discover for Time Series Data Visualization
Log Management and Analytics	Using Elasticsearch, In-House Built Logstash, and Kibana to Build a Log Management Platform
Cluster Performance Tuning	Optimizing the Write Performance of Elasticsearch and OpenSearch Clusters Optimizing the Query Performance of Elasticsearch and OpenSearch Clusters
Logstash Data Processing and Ingestion	Using Open-Source Logstash to Export Data in Batches from a CSS Elasticsearch Cluster Synchronizing Data from RDS for MySQL to Elasticsearch Through Logstash Using Logstash to Sync Kafka Data to Elasticsearch Using Logstash to Ingest Data from OBS into Elasticsearch
Cluster Management	Using Nginx to Unify Kibana and Dashboards Management for Multiple Clusters
Security	Cloud Search Service Security Best Practices