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OpenSearch/docs/reference/cat/fielddata.asciidoc

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Add /_cat/fielddata to display fielddata usage Closes #4593
2014-05-05 10:23:00 -04:00
[[cat-fielddata]]
[DOCS] Renamed the "cat" chapters to be more searchable
2014-05-16 15:43:35 -04:00
== cat fielddata
Add /_cat/fielddata to display fielddata usage Closes #4593
2014-05-05 10:23:00 -04:00
Filtered out non data-nodes in relevant cat api Closes #9214 Closes #9287
2015-02-06 01:31:17 -05:00
`fielddata` shows how much heap memory is currently being used by fielddata
on every data node in the cluster.
Add /_cat/fielddata to display fielddata usage Closes #4593
2014-05-05 10:23:00 -04:00
Docs: Use "js" instead of "json" and "sh" instead of "shell" for source highlighting
2015-07-14 12:14:09 -04:00
[source,sh]
Add /_cat/fielddata to display fielddata usage Closes #4593
2014-05-05 10:23:00 -04:00
--------------------------------------------------
% curl '192.168.56.10:9200/_cat/fielddata?v'
id host ip node total body text
c223lARiSGeezlbrcugAYQ myhost1 10.20.100.200 Jessica Jones 385.6kb 159.8kb 225.7kb
waPCbitNQaCL6xC8VxjAwg myhost2 10.20.100.201 Adversary 435.2kb 159.8kb 275.3kb
yaDkp-G3R0q1AJ-HUEvkSQ myhost3 10.20.100.202 Microchip 284.6kb 109.2kb 175.3kb
--------------------------------------------------
Fields can be specified either as a query parameter, or in the URL path:
Docs: Use "js" instead of "json" and "sh" instead of "shell" for source highlighting
2015-07-14 12:14:09 -04:00
[source,sh]
Add /_cat/fielddata to display fielddata usage Closes #4593
2014-05-05 10:23:00 -04:00
--------------------------------------------------
% curl '192.168.56.10:9200/_cat/fielddata?v&fields=body'
id host ip node total body
c223lARiSGeezlbrcugAYQ myhost1 10.20.100.200 Jessica Jones 385.6kb 159.8kb
waPCbitNQaCL6xC8VxjAwg myhost2 10.20.100.201 Adversary 435.2kb 159.8kb
yaDkp-G3R0q1AJ-HUEvkSQ myhost3 10.20.100.202 Microchip 284.6kb 109.2kb
% curl '192.168.56.10:9200/_cat/fielddata/body,text?v'
id host ip node total body text
c223lARiSGeezlbrcugAYQ myhost1 10.20.100.200 Jessica Jones 385.6kb 159.8kb 225.7kb
waPCbitNQaCL6xC8VxjAwg myhost2 10.20.100.201 Adversary 435.2kb 159.8kb 275.3kb
yaDkp-G3R0q1AJ-HUEvkSQ myhost3 10.20.100.202 Microchip 284.6kb 109.2kb 175.3kb
--------------------------------------------------
The output shows the total fielddata and then the individual fielddata for the
`body` and `text` fields.