Log file 1 format 2019-02-26 03:00:50.000 -05:00 172.11.0.1 LOCAL:DEBUG some message Log file 2 format 2019-01-12T05:03:04.956-05:00 172.11.0.1 LOCAL:DEBUG some message I have created a common GROK format for the above files and trying to extract the log timestamp in field called logTimestamp. I…

I would suggest a much more specific grok filter. grok { match => { "message" => "^(?<date>[0-9\-]{10}[ T][0-9:.]{12}\s*[0-9\-:]{6}) %{IPV4:ip} %{GREEDYDATA:restOfLine}" } } date { match => [ "date", ISO8601, "yyyy-MM-dd HH:mm:ss.SSS ZZ" ] }

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Issue with extracting timestamp value from log file

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system (system) Closed April 6, 2019, 5:10pm 5

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Issue with extracting timestamp value from log file

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