mrlesmithjr.elk-es

Role Name

Installs ELK Stack Role (ELK-ES)

Requirements

Prior to using this role you will want to add your nodes to the appropriate inventory group and create the corresponding group_vars/group with variables defined. You should create 3 elk-es nodes. Examples below. #####hosts inventory

[elk-nodes]
elk-es-1
elk-es-2
elk-es-3

[elk-es-nodes]
elk-es-1
elk-es-2
elk-es-3

Role Variables

#####group_vars/elk-nodes

---
es_cluster_name: vagrant
es_cluster_setup: true
es_network_publish_host: _eth1:ipv4_
es_min_master_nodes: 2
redis_allow_remote_connections: true

#####group_vars/elk-es-nodes

---
es_data_node: true
es_master_node: false
es_memory_tuning:  #these settings help eliminate OOM conditions (More memory should be used in most cases but these settings can help) #define here or in group_vars/group
  - name: indices.breaker.fielddata.limit
    set: false
    value: 60%  #default 60%
  - name: indices.breaker.request.limit
    set: false
    value: 40%  #default 40%
  - name: indices.breaker.total.limit
    set: false
    value: 40%  #default 40%
  - name: indices.fielddata.cache.size
    set: true
    value: 40%  #default undefined

Dependencies

mrlesmithjr.ntp
mrlesmithjr.rsyslog
mrlesmithjr.snmpd
mrlesmithjr.timezone
mrlesmithjr.elasticsearch

Example Playbook

- hosts: elk-es-nodes
  roles:
    - mrlesmithjr.elk-es
    - { role: mrlesmithjr.ntp }
    - { role: mrlesmithjr.rsyslog }
    - { role: mrlesmithjr.snmpd }
    - { role: mrlesmithjr.timezone }
    - { role: mrlesmithjr.elasticsearch }