export YARN_RESOURCEMANAGER_OPTS="-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=n,address=9999"
export YARN_NODEMANAGER_OPTS="-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=n,address=9998" export YARN_RESOURCEMANAGER_OPTS="-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=n,address=9999"
export YARN_NODEMANAGER_OPTS="-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=n,address=9998" ![ubuntu hadoop2.6.1，terminal下運作wordcount[圖]](data:image/gif;base64,R0lGODlhAQABAIAAAP///wAAACwAAAAAAQABAAACAkQBADs=)