Monthly Archives: April 2018

List of Default ports used in OpenStack components

List of Default ports used in OpenStack components  OpenStack service Default ports Port type Block Storage (cinder) 8776 publicurl and adminurl Compute (nova) endpoints 8774 publicurl and adminurl Compute API (nova-api) 8773, 8775 Compute ports for access to virtual machine consoles 5900-5999 Compute VNC proxy for browsers ( openstack-nova-novncproxy) 6080 Compute VNC proxy for traditional VNC… Read More »

Ecosystem of chef and Its associated tools explained

Chef Apply chef-apply is an executable program that runs a single recipe from the command line. Is part of the Chef development kit. A great way to explore resources Chef The chef executable is a command-line tool which Generates applications, cookbooks, recipes, attributes, files, templates, and custom resources (LWRPs) and Ensures that RubyGems are downloaded… Read More »

How to install Chef Development Kit(ChefDK)

How to install Chef Development Kit(ChefDK)? The Chef development kit contains all you need to develop and test your infrastructure, built by the awesome Chef community. Its Chef Developer tool. Platform – Linux RHEL Download Chef Development Kit(ChefDK) Install Chef Development Kit(ChefDK) Verify Chef Development Kit(ChefDK) Quick way Verify Chef Development Kit(ChefDK) Detailed way  

Logstash explained in 5 mins

What is Logstash? Logstash is an open source, server-side data processing pipeline that ingests data from a multitude of sources simultaneously, transforms it, and then sends it to your favorite “stash.” Logstash Benefits Logstash allows you to easily ingest unstructured data from a variety of data sources including system logs, website logs, and application server… Read More »

What is Zabbix and use of it?

What is Zabbix and use of it? Zabbix is the ultimate enterprise-level software designed for real-time monitoring of millions of metrics collected from tens of thousands of servers, virtual machines and network devices. Zabbix is Open Source and comes at no cost. This tool is 19 years old along with 300 000+ installation worldwide. it… Read More »

Berkshelf in Chef explained?

Configuration Management using chef is being implemented with the help of desire files, which is often called a “cookbooks” in chef. Usuallay separate cookbooks is written in practice for each module so its easy to maintain. Also, there are good numbers of cookbooks which is being used from community portal which is from In… Read More »