instance= memcached_server_instance_fetch(ptr, server_key);
send_length= (size_t)snprintf(buffer, MEMCACHED_DEFAULT_COMMAND_SIZE,
- "%s %s%.*s %" PRIu64 "%s\r\n", verb,
+ "%s %.*s%.*s %" PRIu64 "%s\r\n", verb,
+ (int)ptr->prefix_key_length,
ptr->prefix_key,
(int)key_length, key,
offset, no_reply ? " noreply" : "");