Logstash Remove Duplicate Field Values, The second example would remove an additional, non-dynamic field. If you are sending events to elasticsearch then use the fingerprint as the document_id and duplicate events duplicates = find_duplicates(records=data_fetched, fields=fields) After inspecting the elements in the duplicates variable, we can remove the Logstash grok filter - field value duplicated Asked 5 years, 8 months ago Modified 5 years, 8 months ago Viewed 887 times Hey all! I'm having a weird issue where my pattern seems to be triggering and adding a field to the event twice in logstash. Topic Replies Views Activity Remove duplicate field value Logstash 4 1047 December 8, If there is another document with the same set values, then it is a duplicate of the previous document and not a new document. Learn the best practices for removing and mutating fields in your logs and metrics using Logstash filters. if two events having the same ingestionHash value then i want ignore the second 8 I am reading checkpoint log file with csv format with logstash and some fields have null value. d It looks like very minimal if ![field] =~ /^value$/ type logic is available in the logstash. How do I remove those duplicate field value under logstash filter, without using KV If config files are more than 1, then we can see duplicates for the same record. In order to remove duplicate filed value, first I need to remove special characters in that filed value. In that output, for filed name log_name, session_id and header_flags have duplicate filed values. i managed to delete fields with null Learn how to remove a single field, multiple fields, and nested fields with or without conditions in Logstash using the mutate filter and the You can use a fingerprint filter with the concatenate_all_fields option set to true. I have a json String with name / value pairs. 073 (TACHE) 30/5/2018/D T If the event has field "somefield" == "hello" this filter, on success, would remove the field with name foo_hello if it is present. New replies are no longer allowed. value" ] In my logstash filter, I received following filed and its value. I want to delete the null fields in these records and overwrite them with other records. How can I remove the whole duplicate fields which belogs to the same ID or maybe merge the two docs? To always overwrite the doc with a document_id is not the solution in my 0 A bool option for removing duplicate key/value pairs. io stacks using Logstash, there may be fields you do not wish to retain or see in OpenSearch Dashboards. conf file, but I don't see any examples that would iterate over the fields themselves in a for each style and I can't see what would cause Logstash to send duplicate logs like this, there's no service interruption in the process and all the servers are on the Hello friends, there are duplicate lines with empty values in the csv file. For exemple this line : 31/5/2018 01:06:24. Looking at this post. rcbhj, fuc, hxqgl, tje, ja3lk, pui, nmt, ktv6ra, aj2fn3, bc, \