Cloud Search Service
Cloud Search Service
- What's New
- Function Overview
- Service Overview
- Getting Started
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User Guide
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Using Elasticsearch for Data Search
- Procedure for Using Elasticsearch
- Elasticsearch Cluster Planning Suggestions
- Creating an Elasticsearch Cluster
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Accessing Elasticsearch Clusters
- Elasticsearch Cluster Access Methods
- Logging In to an Elasticsearch Cluster Using Kibana
- Logging In to an Elasticsearch Cluster Through Cerebro
- Accessing an Elasticsearch Cluster Using cURL Commands
- Accessing an Elasticsearch Cluster Using Java
- Accessing an Elasticsearch Cluster Using Python
- Accessing an Elasticsearch Cluster Through the MRS Hive Client
- Accessing an Elasticsearch Cluster Using Go
- Accessing an Elasticsearch Cluster Using LDAP
- Importing Data to an Elasticsearch Cluster
- Searching Data in an Elasticsearch Cluster
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Enhancing Search Capabilities for Elasticsearch Clusters
- Search Enhancement Features for Elasticsearch Clusters
- Configuring Vector Search for Elasticsearch Clusters
- Configuring Storage-Compute Decoupling for an Elasticsearch Cluster
- Configuring Flow Control 2.0 for an Elasticsearch Cluster
- Configuring Flow Control 1.0 for an Elasticsearch Cluster
- Configuring Large Query Isolation for an Elasticsearch Cluster
- Configuring Enhanced Aggregation for an Elasticsearch Cluster
- Configuring Read/Write Splitting Between Two Elasticsearch Clusters
- Switching Between Hot and Cold Storage for an Elasticsearch Cluster
- Configuring an Index Recycle Bin for an Elasticsearch Cluster
- Configuring Networking for an Elasticsearch Cluster
- Backing up and Restoring the Data of an Elasticsearch Cluster
- Scaling an Elasticsearch Cluster
- Upgrading the Version of an Elasticsearch Cluster
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Managing Elasticsearch Clusters
- Viewing Elasticsearch Cluster Information
- Creating Users for an Elasticsearch Cluster and Granting Cluster Access
- Configuring Default Parameters in the .yml Configuration File of an Elasticsearch Cluster
- Binding an Elasticsearch Cluster to an Enterprise Project
- Changing the Node Specifications of an Elasticsearch Cluster
- Replacing Specified Nodes for an Elasticsearch Cluster
- Changing the Security Mode of an Elasticsearch Cluster
- Switching AZs for an Elasticsearch Cluster
- Restarting an Elasticsearch Cluster
- Deleting an Elasticsearch Cluster
- Managing Index Policies for an Elasticsearch Cluster
- Elasticsearch Cluster Monitoring and Log Management
- Viewing Elasticsearch Cluster Audit Logs
- CSS Resource Monitoring
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Using Elasticsearch for Data Search
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Best Practices
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Elasticsearch Data Migration
- About Elasticsearch Cluster Migration Solutions
- Migrating Data Between Huawei Cloud Elasticsearch Clusters Using Backup and Restoration
- Migrating Data from an On-premises Elasticsearch Cluster to Huawei Cloud Using the S3 Plugin
- Migrating Data from a Third-Party Elasticsearch Cluster to Huawei Cloud Using Backup and Restoration
- Migrating Data Between Huawei Cloud Elasticsearch Clusters Using the Read/Write Splitting Plugin
- Migrating Data Between Elasticsearch Clusters Using the Reindex API
- Migrating Data Between Elasticsearch Clusters Using ESM
- Migrating Kibana Saved Objects Between Elasticsearch Clusters
- Optimizing the Performance of Elasticsearch Clusters
- Testing the Performance of CSS's Elasticsearch Vector Search
- Using Elasticsearch to Accelerate Query and Analysis for Relational Databases
- Using Elasticsearch, In-House Built Logstash, and Kibana to Build a Log Management Platform
- Ranking Search Results Using Elasticsearch Custom Rules
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Elasticsearch Data Migration
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API Reference
- Before You Start
- API Overview
- Calling APIs
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APIs
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Cluster Management
- Creating a cluster
- Querying the Cluster List
- Querying Cluster Details
- Deleting a Cluster
- Renaming a Cluster
- Changing the Password of a Cluster
- Restarting a Cluster (Deprecated)
- Scaling Out a Cluster
- Adding Instances and Expanding Instance Storage Capacity
- Changing Specifications
- Obtaining the Instance Specifications List
- Querying All Tags
- Querying Tags of a Specified Cluster
- Adding Tags to a Cluster
- Deleting a Cluster Tag
- Adding or Deleting Cluster Tags in Batches
- Scaling In a Cluster by Removing a Specific Node
- Change the specifications of a specified node type.
- Scaling In Nodes of a Specific Type
- Downloading a Security Certificate
- Replacing a Node
- Configuring the Security Mode.
- Adding Independent Masters and Clients
- Upgrading a Cluster Kernel
- Obtaining the ID of the Target Image to Upgrade To
- Obtaining Details About a Cluster Upgrade or AZ Switchover
- Retrying a Failed Upgrade Task
- Changing the Security Group
- Changing the Subnet of a Cluster
- Changing the AZ of a Cluster Instance
- Creating a Cluster (V2)
- Restarting a Cluster (V2)
- Rolling Restart
- Kibana Public Network Access
- Log Management
- Public Network Access
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Snapshot Management
- (Not Recommended) Automatically Setting Basic Configurations of a Cluster Snapshot
- Modifying Basic Configurations of a Cluster Snapshot
- Manually Creating a Snapshot
- Restoring a Snapshot
- Deleting a Snapshot
- Configuring the Automatic Snapshot Creation Policy
- Querying the Automatic Snapshot Creation Policy
- Querying a Snapshot List
- Disabling the Snapshot Function
- Enabling Automatic Snapshot Creation
- Disabling Automatic Snapshot Creation
- VPC Endpoint
- Parameter Configuration
- Intelligent O&M
- Load Balancing
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Cluster Management
- Examples
- Appendixes
- SDK Reference
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FAQs
- General Consulting
- Accessing CSS Clusters
- Migrating CSS Clusters
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Using CSS Cluster Search Engines
- Why Are Newly Created Index Shards Allocated to a Single Node in CSS?
- How Do I Create a Type Under an Index in an Elasticsearch 7.x Cluster of CSS?
- How Do I Change the Number of Replicas for Elasticsearch Indexes in CSS?
- What Are the Impacts If an Elasticsearch Cluster of CSS Has Too Many Shards?
- How Do I Check the Number of Shards and Replicas in a CSS Cluster?
- What Does the Value i for node.roles Mean for Nodes in an Elasticsearch Cluster of CSS?
- How Do I Change the Maximum Number of Results Returned for Searches to an Index in an Elasticsearch Cluster of CSS?
- How Do I Update Index Lifecycle Policies for an Elasticsearch Cluster of CSS?
- How Do I Set Slow Query Log Thresholds for an Elasticsearch Cluster of CSS?
- How Do I Clear Elasticsearch Indexes in CSS?
- How Do I Clear Elasticsearch Cache in CSS?
- Why Does the Disk Usage Increase After the delete_by_query Command Was Executed to Delete Data in an Elasticsearch Cluster?
- Do CSS Elasticsearch Clusters Support script dotProduct?
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Managing CSS Clusters
- How Do I Check the AZ Where a CSS Cluster Is Located?
- What Is the Relationship Between the Filebeat Version and Cluster Version in CSS?
- How Do I Obtain the Security Certificate of CSS?
- How Do I Convert the Format of a CER Security Certificate in CSS?
- How Do I Set search.max_buckets for an Elasticsearch Cluster of CSS?
- Can I Stop a CSS Cluster?
- How Do I Query the Index Size on OBS After the Freezing of Indexes for a CSS Cluster?
- CSS Cluster Backup and Restoration
- CSS Cluster Monitoring and O&M
- Troubleshooting
- Videos
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How Do I Clear Elasticsearch Indexes in CSS?
How Do I Clear Elasticsearch Indexes in CSS?
Updated on 2025-04-17 GMT+08:00
Before deleting index data, carefully evaluate any potential impact on services.
- Have indexes automatically cleared on a regular basis.
You can create a scheduled task to execute an index deletion request periodically.
For details about Open Distro Index State Management, see https://opendistro.github.io/for-elasticsearch-docs/docs/im/ism/.
- Manually clear indexes.
- Log in to Kibana and run the DELETE / Index name command in Dev Tools.
- Log in to Cerebro, search for the target index name, click the index name, click delete index, and click Confirm in the displayed dialog box.
Figure 1 Deleting an index from Cerebro
Parent topic: Using CSS Cluster Search Engines
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