Hi there, We noticed a serious performance degradation of date_histogram aggregations on our cluster after migrating from ES 6.8.2 to 7.3.0. Queries are at least 2 times slower with 7.3.0. We managed to reproduce the issue in a test environment and compared results between the two versions. For th…

Slow date_histogram after upgrading to 7.3.0 on "dense" indexes

Bertrand (Bertrand Renuart) August 26, 2019, 12:36pm 2

Any feedback from Elastic members on this ?
For the info, we got same results with 7.3.1.

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