2014-05-05 10:23:00 -04:00
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[[cat-fielddata]]
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2014-05-16 15:43:35 -04:00
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== cat fielddata
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2014-05-05 10:23:00 -04:00
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2015-02-06 01:31:17 -05:00
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`fielddata` shows how much heap memory is currently being used by fielddata
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on every data node in the cluster.
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2014-05-05 10:23:00 -04:00
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[source,shell]
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--------------------------------------------------
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% curl '192.168.56.10:9200/_cat/fielddata?v'
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id host ip node total body text
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c223lARiSGeezlbrcugAYQ myhost1 10.20.100.200 Jessica Jones 385.6kb 159.8kb 225.7kb
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waPCbitNQaCL6xC8VxjAwg myhost2 10.20.100.201 Adversary 435.2kb 159.8kb 275.3kb
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yaDkp-G3R0q1AJ-HUEvkSQ myhost3 10.20.100.202 Microchip 284.6kb 109.2kb 175.3kb
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--------------------------------------------------
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Fields can be specified either as a query parameter, or in the URL path:
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[source,shell]
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--------------------------------------------------
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% curl '192.168.56.10:9200/_cat/fielddata?v&fields=body'
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id host ip node total body
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c223lARiSGeezlbrcugAYQ myhost1 10.20.100.200 Jessica Jones 385.6kb 159.8kb
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waPCbitNQaCL6xC8VxjAwg myhost2 10.20.100.201 Adversary 435.2kb 159.8kb
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yaDkp-G3R0q1AJ-HUEvkSQ myhost3 10.20.100.202 Microchip 284.6kb 109.2kb
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% curl '192.168.56.10:9200/_cat/fielddata/body,text?v'
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id host ip node total body text
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c223lARiSGeezlbrcugAYQ myhost1 10.20.100.200 Jessica Jones 385.6kb 159.8kb 225.7kb
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waPCbitNQaCL6xC8VxjAwg myhost2 10.20.100.201 Adversary 435.2kb 159.8kb 275.3kb
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yaDkp-G3R0q1AJ-HUEvkSQ myhost3 10.20.100.202 Microchip 284.6kb 109.2kb 175.3kb
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--------------------------------------------------
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The output shows the total fielddata and then the individual fielddata for the
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`body` and `text` fields.
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