playbook spec

[mb-wali]

• single node
• install elasticsearch version elasticsearch:5.6.14
• using the following configs:

  ES_JAVA_OPTS="-Xms4g -Xmx4g"
  timezone=Europe/Vienna (configure on vm if not already configured)
  sysctl -w vm.max_map_count=262144
  ports=9200,9300

[mb-wali]

• make sure docker is installed
• make sure docker-compose is installed

• create docker-compose file: es-compose.yml

  
  version: '2.2'
  services:
  
  es:
  image: docker.elastic.co/elasticsearch/elasticsearch:5.6.14
  restart: "unless-stopped"
  environment:
    - bootstrap.memory_lock=true
    - "ES_JAVA_OPTS=-Xms512m -Xmx512m"
    - discovery.type=single-node
    - xpack.security.enabled=false
  healthcheck:
    test: ["CMD", "curl", "-f", "localhost:9200/_cluster/health?wait_for_status=green"]
    interval: 30s
    timeout: 30s
    retries: 5
  ulimits:
    memlock:
      soft: -1
      hard: -1
  mem_limit: 1g
  ports:
    - "9200:9200"
    - "9300:9300"

* run docker-compose command
`docker-compose -f es-compose.yml up -d`
* indexing:
settings.json:  
https://cyverse-austria.github.io/docs/deployments/elasticsearch/#preq_1 

```bash
# delete existing index
curl -sX DELETE "http://qa-elasticsearch.cyverse.at:9200/*"

# reindex 
curl -sX PUT "http://qa-elasticsearch.cyverse.at:9200/data" -d @settings.json

[tufranz]

mem_limit in the compose-file was the reason