[CentOS] sorting a file

John Doe jdmls at yahoo.com
Fri Apr 3 12:03:15 UTC 2009


From: Tom Brown <tom at ng23.net>
> I need to find out how many times an IP address appears in a file - the 
> IP is the first field in the access log string so what would be the best 
> way to sort this file and count how many times each IP address appears ?

grep "^IP " | wc -l

JD


      



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