NGINX for the Developer
[ 164 ]The following table describes the directives available with the memcached module,
which is compiled into an nginx binary by default:
Table: Memcached module directives
Directive Explanation
memcached_buffer_size The size of the buffer for the response from
memcached. This response is then sent
synchronously to the client.
memcached_connect_timeout The maximum length of time NGINX will
wait for its connection to be accepted when
making a request to a memcached server.
memcached_next_upstream The conditions under which a request will
be passed to the next memcached server, as
specified by one or more of the following
parameters:- error: An error occurred when
communicating with the memcached
server - timeout: A timeout was reached
when communicating with the
memcached server - invalid_response: The
memcached server returned an
empty or otherwise invalid response - not_found: The key was not found
on this memcached instance - off: Disables passing a request to
the next memcached server
memcached_pass Specifies the name or address of a
memcached server and its port. May also
be a server group, as declared in an
upstream context.
memcached_read_timeout Specifies the length of time that needs
to elapse between two successive read
operations from a memcached server before
the connection is closed.
memcached_send_timeout The length of time that needs to elapse
between two successive write operations to
a memcached server before the connection
is closed.