# Event parsing - perf\_data from cmkbeat

**URL:** <https://discuss.elastic.co/t/event-parsing-perf-data-from-cmkbeat/220001>\
**Category:** Logstash\
**Created:** [February 19, 2020, 3:23pm UTC](https://discuss.elastic.co/t/event-parsing-perf-data-from-cmkbeat/220001 "2020-02-19T15:23:57Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![Badger](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/badger/32/25190_2.png) [@Badger](https://discuss.elastic.co/u/Badger)\
**Post date:** [February 20, 2020, 3:12pm UTC](https://discuss.elastic.co/t/event-parsing-perf-data-from-cmkbeat/220001/3 "2020-02-20T15:12:51Z")

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> [@Robo](#):
>
> in general it's possible to "rename" field [metrics][service][metric\_name] to [metrics][metric\_name] for all fields?

You could do it in ruby. Something similar (but not the same) as [this](https://discuss.elastic.co/t/how-to-dynamically-move-nested-key-value-to-root-level/180006/2).

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