I have a grok filter that I have built and tested on http://grokdebug.herokuapp.com . the test sample is: <190>3259426: *Dec 7 17:43:09.599 UTC: %SEC-6-IPACCESSLOGP: list ACL_3P denied tcp 10.10.10.2(8000) -> 10.20.20.2(59752), 1 packet the filter is: ${CISCOIOSLOG} #patterns CISCOIOSTIMESTAMP %{…

Logstash - grokfilter is successful using grokdebug, but fails in live

magnusbaeck (Magnus Bäck) December 8, 2017, 2:56pm 10

To match Dec 8 I believe you need MMM d.

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Logstash - grokfilter is successful using grokdebug, but fails in live

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