Provided by: grok_1.20110708.1-4.3ubuntu1_amd64 

NAME
discogrok - Discover grok patterns in input
SYNOPSIS
discogrok [--verbose] [--patterns PATTERNSFILE]
DESCRIPTION
--verbose
--patterns PATTERNSFILE
discogrok 1.20110708.1-4.3ubuntu1 October 2017 DISCOGROK(1)