+ memcached_server_distribution_t distribution;
+ memcached_hash_t hash;
+ uint32_t continuum_points_counter; // Ketama
+ memcached_server_st *servers;
+ memcached_server_st *last_disconnected_server;
+ int32_t snd_timeout;
+ int32_t rcv_timeout;
+ uint32_t server_failure_limit;
+ uint32_t io_msg_watermark;
+ uint32_t io_bytes_watermark;
+ uint32_t io_key_prefetch;
+ uint32_t number_of_hosts;
+ int cached_errno;