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.
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