Get verbose output
GET _cat/indices?v
Output
health status index uuid pri rep docs.count docs.deleted store.size pri.store.size
green open metrics-2017.02.08 2LjFJYDrSlifpNRTGfQODg 2 1 6715909 0 3.3gb 1.7gb
Kibana Console
GET _cat/master?v
Example Output
id host ip node
mu7on18lTkCsuI2EeY1X0Q mtzhlrshld03 10.22.63.221 Setinal Rock
Get closed indices first
GET /_cat/indices?v&s=status:asc
Get biggest indices
GET /_cat/indices?v&s=store.size:desc
Output
health status index uuid pri rep docs.count docs.deleted store.size pri.store.size
green open ep2-itu-2017.02.08 QQ2b6T5dTr6hOYitNhhEWw 1 1 51843464 0 46.5gb 22.2gb
green open ep2-itu-2017.02.07 4nRKYhSRRDqRGMAVOZfDMg 1 1 23538256 21202000 35.5gb 17.7gb
green open ep2-itu-2017.02.06 7py8fEL7Qci3bsTmUvMsxA 1 1 16666008 0 11.7gb 5.8gb
If you need only specific values, you can use the header option to select for instance only the index name.
GET _cat/indices/fo-log-2017*?h=index&s=index:asc
fo-log-2017.05.25
fo-log-2017.05.26
fo-log-2017.05.27
Check Mapping
GET index_name/_mapping
Check Field Mapping
GET index_name/_mapping/field/field_name