trustedanalytics.cdh-configuration

cdh-configuration

=========

Set up host machines for a Hadoop/CDH installation.

This process does the following:

• Disables huge pages
• Disables iptables
• Increases file and process limits for Hadoop, Spark, HDFS, and HBase
• Mounts all unformatted disks
• Updates network settings in sysctl
• Disables SELinux
• Sets VM swappiness to 10

Requirements

• Redhat/CentOS 6
• Ansible 2.0
• Sudo access

Role Variables

• None

Dependencies

• libselinux-python - installed automatically through yum

Example Playbook

You can find a sample playbook in the test directory.

---
- hosts: CDH
  become: yes
  become_user: root
  roles:
  - { role: ansible-cdh-opti }

License

• Apache 2.0

Author Information

• trustedanalytics.github.io

Bugs

• Bugs can be reported on Jira: https://trustedanalytics.atlassian.net