Archives: devops

Apache Kafka big picture and quick start No ratings yet.

What is Apache Kafka? ( big picture)  I found the article ( from Jay Kreps) presented a very good big picture on what Kafka suppose to do: you can use Kafka to build a stream data platform. Here the pictures from that article. The big idea is simple: many business processes can be modeled • Read More »

Ansible quick howto No ratings yet.

Ansible is mainly using ssh to manage nodes, it is an agentless architecture different from chef, puppet. here is quick howto to get started: git clone git:// –recursive $ cd ./ansible $source ./hacking/env-setup sudo pip install paramiko PyYAML Jinja2 httplib2 six sshpass $ echo “” > ~/ansible_hosts $ export ANSIBLE_INVENTORY=~/ansible_hosts simple run: ansible all -m • Read More »