elasticsearch/elasticsearch — pull request #8455 by javanna (2014-11-12 16:39:39+00:00)
Title: [DOCS] Expand logging documentation

Updated log4j link so it doesn't point to log4j 2.0 but version 1.2. Clarified which formats are supported and briefly explained what loggers and appenders are, plus added a link to the log4j docs.

Closes #5305