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If you change the fields exported by the Beat, you need to generate a new index pattern for your Beat. Otherwise
you can just use the index pattern available under the
etc/kibana/index-pattern directory or in the
archive for the Elastic Beats.
The Beat index pattern is generated from the
etc/fields.yml, where all the fields for a Beat are defined. For each field, besides the
type, you can configure the
format field. The format informs Kibana about how to display a certain field. A good example is
to display fields as
To generate the index pattern from the
etc/fields.yml, you need to run the following command in the Beat repository: