Elastic Healthcheck Commands

The elastic subcommand in Accelo Healthcheck helps you diagnose and manage Elasticsearch-related issues. It provides commonly used Elasticsearch diagnostic and maintenance operations through a single, secure command interface.

To view all available subcommands and flags, run:

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accelo admin hc elastic --help

Available Subcommands

• alias
• cluster-health
• cluster-settings
• delete
• health-report
• shard-count

Default Behavior

By default, the following command lists all Elasticsearch indices for the specified environment:

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accelo admin hc elastic -e <environment>

Commonly Used Flags

Sample Output: List Indices

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accelo admin hc elastic -e <environment>

Example output:

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╔════════╦════════════════════════════════════╦═══════════════╦══════════╦═══════════╦════════════╗

║ HEALTH ║ INDEX                              ║ PRIMARY SHARD ║ REPLICAS ║ DOC COUNT ║ STORE SIZE ║

╚════════╩════════════════════════════════════╩═══════════════╩══════════╩═══════════╩════════════╝

Commands

Alias

Retrieves alias information for one or more indices.

Command:

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accelo admin hc elastic alias -e <environment>

Sample output:

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{

  "actions_service-axn-actions_service-2025.01.28": {

    "aliases": {}

  }

}

Cluster Health

Retrieves the health status of the Elasticsearch cluster.

Command:

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accelo admin hc elastic cluster-health -e <environment>

Sample output:

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INFO: elastic cluster health

{

  "active_primary_shards": 355,

  "active_shards": 355,

  "active_shards_percent_as_number": 98.61111111111111,

  "cluster_name": "elasticsearch",

  "delayed_unassigned_shards": 0,

  "initializing_shards": 0,

  "number_of_data_nodes": 1,

  "number_of_in_flight_fetch": 0,

  "number_of_nodes": 1,

  "number_of_pending_tasks": 0,

  "relocating_shards": 0,

  "status": "yellow",

  "task_max_waiting_in_queue_millis": 0,

  "timed_out": false,

  "unassigned_shards": 5

}

Cluster Settings

Retrieves cluster-wide persistent and transient settings.

Command:

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accelo admin hc elastic cluster-settings -e <environment>

Sample output:

Delete Index

Deletes one or more indices from the Elasticsearch cluster.

To delete multiple indices, give -m flag, when -m is used -i flag can be used as regex and multiple indices can be deleted.

Sample output:

Health Report

Retrieves a detailed health report for the Elasticsearch cluster.

Command:

Shard Count

Updates the number of shards configured for the Elasticsearch cluster.

Command:

Sample output:

After updating the shard count, use the cluster-settings command to verify the change.