Dots in Fields: For those of you who have not yet upgraded to Logstash 2.0 and Elasticsearch 2.0, please be advised that Elasticsearch 2.0 does not allow field names to contain the . character (further details here ). This has caused some grief with many users who are upgrading and finding that conf…

Please read: Upgrading Logstash and Elasticsearch to 2.0

theuntergeek (Aaron Mildenstein) November 9, 2015, 10:53pm 3

We have released the de_dot filter which should help address this.

Topic		Replies	Views
Field name cannot contain '.' Logstash	47	42885	July 6, 2017
[Solved] Logstash geoip vs. ES 2.x "no dot in fields" Logstash	3	829	July 6, 2017
Logstash Metrics Using Dots - problems with ES 2.x? Logstash	1	504	July 6, 2017
Logstash 2.x : Dynamic Mapping Logstash	10	1445	July 6, 2017
Migrating fields with dots for ES 2.0 upgrade Elasticsearch	4	1218	July 5, 2017

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Please read: Upgrading Logstash and Elasticsearch to 2.0

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