docker-compose/elasticsearch/README.md

# Setup Elasticsearch

- For single node setup
- [Reference](https://www.elastic.co/guide/en/kibana/8.2/docker.html)
```shell
# create docker elastic network
$ docker network create elastic

# Start elasticsearch
$ docker pull docker.elastic.co/elasticsearch/elasticsearch:8.2.3
$ docker run --name es01 --net elastic -p 9200:9200 -p 9300:9300 -it docker.elastic.co/elasticsearch/elasticsearch:8.2.3

# start kibana
$ docker pull docker.elastic.co/kibana/kibana:8.2.3
$ docker run --name kib-01 --net elastic -p 5601:5601 docker.elastic.co/kibana/kibana:8.2.3

# remove
$ docker network rm elastic
$ docker rm es-node01
$ docker rm kib-01
```

- For multinode elasticsearch setup
- [Reference](https://www.elastic.co/guide/en/elasticsearch/reference/current/docker.html)

```shell
# start multi-node elasticsearch
$ docker-compose up -d

# stop elasticsearch
$ docker-compose down

# Remove all volume and network
$ docker-compose down -v
```

## Fixes

- [Virtual Memory Issue] (https://www.elastic.co/guide/en/elasticsearch/reference/current/vm-max-map-count.html)

```shell
# use --ulimit nofile=65536:65536 to fix issue#1
$ docker run --ulimit nofile=65536:65536 -p 5601:5601 -p 9200:9200 -p 5044:5044 -it --name elk sebp/elk


# Temporary fix virtual memory issue
$ sysctl -w vm.max_map_count=262144

```