A List of Chef Books

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A Practical Guide to Continuous Delivery by Eberhard Wolff         
Automation through Chef Opscode: A Hands-on Approach to Chef by Navin Sabharwal and Manak Wadhwa
Chef Essentials by John Ewart
Chef Cookbook – Third Edition by Matthias Marschall      
Chef Infrastructure Automation Cookbook – Second Edition by Matthias Marschall
Chef Server on AWS (AWS Quick Start) by AWS Whitepapers and Amazon Web Services
Configuration Management with Chef-Solo by Naveed ur Rahman
Customizing Chef: Getting the Most Out of Your Infrastructure Automation by Jon Cowie
Exploration of Chef: Fast And Easy Learning!

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How Do You Install Sysdig in a New Docker Container to Try It Out?

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Problem scenario
You want to monitor Docker containers.  Therefore you want to install Sysdig to try it out.  How do you pull down a Docker container that has Sysdig installed in it?

Solution

Prerequisites
Docker needs to be installed.  If you need to install Docker on a CentOS/RedHat/Fedora distribution, see this posting.  If you need to install Docker on a Debian/Ubuntu,

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How Do You Prepare Any Distribution of Linux in GCP to Have Similar Features to New AWS Instances?

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Problem scenario
You want to have your Google Cloud Platform servers be ready for what you consider to be “regular” usage.  What should you do to get a server to be ready for these four things listed below?

1.  Able to SSH into it via Putty with a non-root user.
2.  Able to sudo with this non-root user.
3.  Files when modified in vi in “insert mode” can to receive clipboard-copied content with a right-click of a mouse.

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What Is the Equivalent of “find where the site.pp file should go on the Puppet Master”?

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Problem scenario
You are managing a Puppet master server.  You want to find where the site.pp file should be.  Where do you look to determine the configuration?

Solution
The result of this command is the canonical answer:
puppet master –configprint manifest

If the above returns “No manifest”, then run this command:
sudo puppet master –configprint all | grep basemodule

One of the paths resulting from the above command could be the answer to your question. 

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What is RedShift?

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Question
There are five technology-related concepts called “Redshift” or “red shift.”  What is the difference between them?

Answer
We hope to provide a thorough disambiguation of the term “Redshift” or “red shift.”

In physics we know that visible light has a wavelength.  Depending on the color we see, the wavelength can be longer or shorter than others.  The longest wavelength is red (according to this page https://socratic.org/questions/what-color-of-light-has-the-longest-wavelength). 

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How Do You Install Apache Cassandra on Linux SUSE?

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Problem scenario
You are running Linux SUSE and want to install Apache Cassandra.  How do you install Apache Cassandra on Linux SUSE?

Solution
Prerequisites
i.  This solution assumes that you have Java installed.  If you need assistance, see this link.

ii.  This solution assumes your server has a total of 2.5 GB of memory (a combination of either virtual memory or RAM). 

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How Do You Write a PHP Web Page That Asks for a SQL Table Name Then Returns the Contents after the User Clicks a Button?

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Problem scenario
You want users to be able to enter a table name and then see the content of the table.  How do you create a webpage with a text field and a submit button that will display the content of the table if it exists?

Solution
Overview
This assumes you have the LAPP stack set up on a single server.  To set up the LAPP stack on Ubuntu,

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How Do You Optimize Data Warehouse Performance?

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Problem scenario
You have a data warehouse that has not been performing as well as you would like.  What are some things that you can do to optimize the performance?

Solution
1.  Schedule processes such as back ups or ETL jobs at different times from hours of peak demand.  Rebuilding indexes can be a good idea or a bad one depending on when it is performed.  Be mindful of when statistics (meta data related to database transactions) are updated. 

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How Do You Troubleshoot the Puppet Error “Could not send report: SSL_connect returned=1 errno=0 state=error: certificate verify failed”?

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Problem scenario
You try to connect to Puppet master from Puppet agent for the first time (to get the certificate signed).  You run this command:  puppet agent -t -d

But you get this error:  “Error: Could not send report: SSL_connect returned=1 errno=0 state=error:  certificate verify failed:”

What should you do?

Solution
Are you changing the Puppet master for the Puppet agent?  It is acceptable to configure a Puppet agent to communicate with a new Puppet master server. 

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How Do You Install Puppet Master on a Debian Linux Server in GCP?

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Problem scenario
In Google Cloud Platform you have a Debian Linux server.  You want to install Puppet master on it.  What should you do?

Solution

Prerequisites
We suggest having at least 4.5 GB of memory.  This can be from RAM or a combination of RAM and swap space.  To create 4 GB of /swap/space you can see this posting as a guide,

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