logstash/logstash — pull request #73 by cparedes (2011-12-09 01:24:33+00:00)
Title: Fix up DNS filter so it shows field/hostname/IP address on error

Agreed on comments on previous pull request (sorry it took me so long to get this in): debug log will now output the field that the lookup failed on, the IP/hostname, and on SocketError, the entire error message.