I am trying to extract Month from date field. But following is actually extracting month from @timestamp and not from first input { generator { message => '{"first_report": "2019-05-30 14:57:59.11"}' count => 1 } } filter { json { source => "message" } date { match => ["fir…

You do not have to match the entire field grok { match => { "first_report" => "^%{YEAR}-%{MONTH:month}" } }

Extract Month and Year from date field

elasticforme (Sachin) November 22, 2019, 5:58pm 4

@Badger,
can you help me find what this error is on grok, how to write this.

Sum with unique object

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