fixed env relative path
#JAVA_OPTS="$JAVA_OPTS -Xmx4G" # Max heap size
#JAVA_OPTS="$JAVA_OPTS -Xms4G" # Min heap size
-JAVA_OPTS="$JAVA_OPTS -DMETRICS4J_CONFIG=/opt/kairosdb/conf/metrics/metrics4j.conf"
+JAVA_OPTS="$JAVA_OPTS -DMETRICS4J_CONFIG=./conf/metrics/metrics4j.conf"
