ELK: Elasticserch (instalación y configuración)

min 11:48 1.2_instalacion_y_configuracion.pdf

• matriz OS/JVMs: https://www.elastic.co/support/matrix/show_os
• oracle JVM 1.8.0_131 o superior
• recomendable 64 bits
• la misma versión en todos los nodos

• Java:

  sudo add-apt-repository ppa:webupd8team/java # obsoleto?
  sudo apt update
  sudo apt install oracle-java8-installer

/etc/environment

...
JAVA_HOME="/usr/lib/jvm/java-8-oracle"

• source /etc/environment
• Elasticsearch:

  wget -qO - https://artifacts.elastic.co/GPG-KEY-elasticsearch | sudo apt-key add -
  sudo apt isntall apt-transport-https
  echo "deb https://artifacts.elastic.co/packages/5.x/apt stable main" | sudo tee -a /etc/apt/sources.list.d/elastic-5.x.list
  sudo apt update && sudo apt install elasticsearch

update-rc.d elasticsearch defaults 95 10
service elasticsearch status

systemd

sudo systemctl daemon-reload
sudo systemctl enable elasticsearch.service
sudo systemctl start elasticsearch.service

</code>

• rutas:
  • HOME: /usr/share/elasticsearch
  • BIN: /usr/share/elasticsearch/bin
  • CONF: /etc/elasticsearch
  • ENV: /etc/default/elasticsearch
  • DATA: /var/lib/elasticsearch
  • LOGS: /var/log/elasticsearch
  • PLUGINS: /usr/share/elasticsearch/plugins

• VMs con 2 interfaces (para trabajar, otra interna)
• asignar las mismas IPs a las mismas máquinas