[Unit]
Description=Memcached 
Before=httpd.service
After=network.target

[Service]
Type=forking
EnvironmentFile=-/etc/sysconfig/memcached
PIDFile=/var/run/memcached/memcached.pid
ExecStart=/usr/bin/memcached -d -u $USER -P /var/run/memcached/memcached.pid -p $PORT -m $CACHESIZE -c $MAXCONN $OPTIONS

[Install]
WantedBy=multi-user.target