DevOps: What is ELK Stack?

1# docker-compose.yml for ELK
2version: "3.8"
3services:
4  elasticsearch:
5    image: docker.elastic.co/elasticsearch/elasticsearch:8.10.0
6    environment:
7      - discovery.type=single-node
8      - xpack.security.enabled=false
9    ports:
10      - "9200:9200"
11    volumes:
12      - esdata:/usr/share/elasticsearch/data
13
14  logstash:
15    image: docker.elastic.co/logstash/logstash:8.10.0
16    volumes:
17      - ./logstash.conf:/usr/share/logstash/pipeline/logstash.conf
18
19  kibana:
20    image: docker.elastic.co/kibana/kibana:8.10.0
21    ports:
22      - "5601:5601"
23    environment:
24      - ELASTICSEARCH_HOSTS=http://elasticsearch:9200
25
26volumes:
27  esdata: