Seem like they updated the doc to version 2.15, which no longer has this configuration. Here's the link for version 2.14.1 https://logging.apache.org/log4j/log

Seem like they updated the doc to version 2.15, which no longer has this configuration. Here's the link for version 2.14.1 https://logging.apache.org/log4j/log4j-2.14.1/manual/configuration.html https://logging.apache.org/log4j/log4j-2.14.1/manual/configu...