curl 'www.example.com:9200/_cat/indices?v'
输出：
health status index pri repdocs.countdocs.deletedstore.sizepri.store.size green open logstash-2016.07.21 5 1 4760 0 4.8mb 2.4mb green open logstash-2016.07.20 5 1 7232 0 7.5mb 3.7mb green open logstash-2016.07.22 5 1 93528 0 103.6mb 52mb green open logstash-2016.07.25 5 1 20683 0 41.5mb 21.1mb
参考链接：此处