It is impossible to pass zero to a port argument for Memcache and Memcached checkers when using UNIX domain sockets. But the documentation (memcache.addServer, memcached.addServer) says "As of version 2.0.0b1, set this parameter to 0 when using UNIX domain sockets."
Description
It is impossible to pass zero to a port argument for Memcache and Memcached checkers when using UNIX domain sockets. But the documentation (memcache.addServer, memcached.addServer) says "As of version 2.0.0b1, set this parameter to 0 when using UNIX domain sockets."