进入sbin目录，编辑sqoop2.sh
找到对应行
echo "Starting the Sqoop2 server..."
${EXEC_JAVA} $JAVA_OPTS .....
，修改如下
echo "Starting the Sqoop2 server..."
${EXEC_JAVA} $JAVA_OPTS -agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=8199 org.apache.sqoop.server.SqoopJettyServer &