The cat APIs
This API helps us to print information nodes, indices, fields, tasks, and plugins in a human-readable format rather than a JSON. It can also be visualized to see how tables are printed on the console.
All these commands can be used with the GET
verb of curl
. By default, the commands will list only data and no headers. To print headers, we can use v
in query parameters:
GET /_cat/health?v
The preceding command can be used instead of the following:
GET /_cat/health
We can also specify which headers to show by supplying the comma-separated values for the h
query parameter.
Let's see the endpoints available to operate on:
- _cat/indices: This shows data about indices such as health, status, index name, primary, replicas, documents count, and ...
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