­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ #!/bin/bash (echo > /dev/tcp/127.0.0.1/11211) 2> /dev/null if [ $? -eq 0 ]; then echo 'Memcached responding'; exit 0; else echo 'Memcached not responding'; exit 2; fi