elasticsearchHow do I create a backup of my Elasticsearch data?

Creating a backup of Elasticsearch data is an important step in ensuring that your data is not lost in the event of an unexpected failure or system crash.

To create a backup of your Elasticsearch data, you will need to use the Elasticsearch snapshot API. This API allows you to create a snapshot of your data and store it in a repository.

The following example code shows how to create a snapshot of your data and store it in a repository called "my_backup_repository":

PUT _snapshot/my_backup_repository
{
  "type": "fs",
  "settings": {
    "location": "/path/to/backup/location"
  }
}

The output should look like this:

{
  "acknowledged": true
}

To actually take the snapshot, you will need to issue a snapshot request to the repository. This can be done with the following code:

PUT _snapshot/my_backup_repository/snapshot_1
{
  "indices": "index_1,index_2",
  "ignore_unavailable": true,
  "include_global_state": false
}

The output should look like this:

{
  "accepted": true
}

The code above will create a snapshot of the indices "index_1" and "index_2" and store it in the repository "my_backup_repository". The "ignore_unavailable" parameter will cause the snapshot to ignore unavailable shards, and the "include_global_state" parameter will determine whether the global cluster state is included in the snapshot.

For more information about creating backups with the Elasticsearch snapshot API, please refer to the Elasticsearch documentation.

Edit this code on GitHub