Filebeat官網下載地址： https://www.elastic.co/cn/downloads/beats/filebeat
Logstash官網下載地址： https://www.elastic.co/cn/downloads/logstash/
Elasticsearch官網下載地址：https://www.elastic.co/cn/downloads/elasticsearch
Kibana官網下載地址： https://www.elastic.co/cn/downloads/kibana/