OpenStack is an open source project that allows enterprises to implement private clouds. Well-known companies such as PayPal and eBay have been using OpenStack to run production environments and mission critical services for years.
However, establishing and running a private cloud it not an easy task — it involves being able to control a large and complex system assembled from multiple modules. Issues occur more frequently in such IT environments, so operations teams should log and monitor system activities at all times. This will help them solve performance issues before they even occur.
The Elasticsearch, Logstash and Kibana (ELK) open source stack is one of the leading logging platforms due to its scalability, performance, and ease of use. It’s well-suited for this purpose. Here, I will discuss OpenStack monitoring and provide a step-by-step guide that shows how to retrieve, ship, and analyze the data using the ELK Stack.
Retrieving the Logs
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very nice and informative, looking for openstack tutorial, recently joined in http://www.kerneltraining.com/openstack/, can anyone suggest me some books and videos.