Hi, I have a question about sub aggregations. We're using a number of terms aggregations on some high cardinality fields, returning the top 50 results (as set using size) in each case. We also have a cardinality sub-aggregation on each of the terms aggregations to get the number of unique users…

Sub aggregations on aggregations with 'limited' results (e.g. terms)

Topic		Replies	Views
Out Of Memory error on cardinality aggregation Elasticsearch	2	1291	July 5, 2017
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