We are using fluentd to forward logs towards elasticsearch.
A lot of messages are getting rejected by ES without a rejection reason, does anybody have idea on how to debug this?
Rejected by Elasticsearch [error type]: mapper_parsing_exception [reason]: 'failed to parse field [Message] of type [text] in document with id 'bFzh3XcB1iFNVtbxgsbP'. Preview of field's value: '''