Wednesday 26/07/2017
tl;dr - Kubernetes is a container orchestration engine.
tl;dr - Microservices are software components that are independently deployable and scalable.
Kubeadm Documentation : https://kubernetes.io/docs/getting-started-guides/kubeadm/
| # Optimized MySQL configuration for cPanel servers by Fotis Evangelou - Updated July 2017 | |
| # | |
| # The settings provided below are a starting point for a 4GB - 8GB RAM server with 4 CPU cores. | |
| # If you have less or more resources available you should adjust accordingly to save CPU, | |
| # RAM and disk I/O usage. | |
| # The settings marked with a specific comment or the word "UPD" after the value | |
| # should be adjusted for your system by using MySQL DB diagnostics tools like: | |
| # http://mysqltuner.com/ | |
| # or | |
| # https://launchpad.net/mysql-tuning-primer (supports MySQL up to v5.6) |
| require 'rest-client' | |
| require 'json' | |
| servername = 'cf' | |
| username = 'admin' | |
| password = 'smartvm' | |
| url = "https://#{servername}/api/providers" | |
| post_params = { |
| --- | |
| # vim: set ft=ansible sw=2 ts=2 et: | |
| # | |
| # Prepare for Tower HA install | |
| # | |
| #* Download offline bundle | |
| #* Unarchive offline bundle on ALL hosts | |
| #* do ./bundle_setup.sh on ALL hosts | |
| #* do pre-dependency installs [yum install -y $(cat required_os_packages.txt)] on PRIMARY host | |
| # |
| - name: Configure PostgreSQL streaming replication | |
| hosts: database_slave | |
| pre_tasks: | |
| - name: Remove recovery.conf | |
| file: | |
| path: /var/lib/pgsql/9.4/data/recovery.conf | |
| state: absent | |
| - name: Add slave to database group |
| openshift-master ansible_host=192.168.1.92 | |
| openshift-minion-1 ansible_host=192.168.1.238 | |
| openshift-minion-2 ansible_host=192.168.1.187 | |
| [OSEv3:children] | |
| masters | |
| nodes | |
| etcd | |
| # lb | |
| # nfs |
| openshift-master ansible_host=192.168.1.122 | |
| openshift-minion-1 ansible_host=192.168.1.138 | |
| openshift-minion-2 ansible_host=192.168.1.82 | |
| [OSEv3:children] | |
| masters | |
| nodes | |
| etcd | |
| # lb | |
| # nfs |