cat plugins

plugins命令提供了一个每一个节点所运行插件的视图。这些信息跨越节点。

% curl 'localhost:9200/_cat/plugins?v'
name    component       version        description
I8hydUG discovery-gce   5.0.0          The Google Compute Engine (GCE) Discovery plugin allows to use GCE API for the unicast discovery mechanism.
I8hydUG lang-javascript 5.0.0          The JavaScript language plugin allows to have javascript as the language of scripts to execute.

我们可以快速了解每一个节点有多少插件以及它们的版本。