Chapter 9. Cluster and Node Monitoring
In this chapter we will cover:
- Controlling cluster health via the API
- Controlling cluster state via the API
- Getting cluster node information via the API
- Getting node statistics via the API
- Managing repositories
- Executing a snapshot
- Restoring a snapshot
- Installing and using BigDesk
- Installing and using ElasticSearch Head
- Installing and using SemaText SPM
- Installing and using Marvel
Introduction
In the ElasticSearch ecosystem, it can be immensely useful to monitor nodes and clusters to manage and improve their performance and state. There are several issues that might arise at the cluster level, such as the following:
- Node overheads: Some nodes might have too many shards allocated and become bottlenecks for the entire cluster ...
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