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Tutorials

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  • 5 min

Four Steps To Managing Your Cloud Logging Costs On A Budget

As part of our ongoing series on cost management for observability data in Google Cloud, we’re going to share four steps for getting the most out of your logs while on a budget. While we’ll focus on optimizing your costs within Google Cloud, we’ve found that this works with customers with infrastructure and logs on prem and in other clouds as well. Step 1: Analyze your current spending on logging tools To get started, create an itemized list of what volume of data is going where and what it costs. We’ll start with the billing report and the obvious line…
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  • 4 min

C Vs. Go: Comparing Programming Languages

Use a simple counting program to compare the venerable C language with modern Go. Go is a modern programming language that derives much of its history from the C programming language. As such, Go is likely to feel familiar to anyone who writes programs in C. Go makes it easy to write new programs while feeling familiar to C programmers but avoiding many of the common pitfalls of the C programming language. This article compares a simple C and Go program that adds the numbers from one to ten. Because this program uses only small values, the numbers won’t grow to be…
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  • 3 min

Active Directory Diagnosis Tool For Cloud SQL

Do you run a SQL Server instance in Google Cloud, and struggle with Windows authentication? This can be especially tough when integrating Cloud SQL for SQL Server with on-premises Active Directory domains through Managed Active Directory. Hybrid configurations can be complex to set up and hard to troubleshoot, with potential issues such as missing an AD trust between on-prem and Managed AD domain, missing name suffix routing, or DNS and port related misconfigurations. Debugging these setup issues can be tricky and time-consuming so I’d like to show you a new tool which automates this debugging process. This PowerShell script, which…
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  • 4 min

Make A Web-Safe Color Guide With Bash

Use the for loop in Bash to create a handy color palette for the web. When computer displays had a limited color palette, web designers often used a set of web-safe colors to create websites. While modern websites displaying on newer devices can display many more colors than the original web-safe color palette, I sometimes like to refer to the web-safe colors when I create web pages. This way I know my pages look good anywhere. You can find web-safe color palettes on the web, but I wanted to have my own copy for easy reference. And you can make one too,…
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  • 10 min

Streamlining Your Django Development Environment With Docker Containers

In this tutorial, I’ll show how you can create a shared and repeatable development environment that your entire team can use while working on a Django application. We’ll use Docker to containerize not only your Django application, but a PostgreSQL database, Celery instances, and a Redis cache server. Along the way, we’ll use best practices to improve developer productivity and keep configuration maintainable. Setting Up Docker This article will assume we’re using Ubuntu 22 but don’t worry if you’re on Windows or Mac. Installation instructions for all platforms can be found on the Docker website. To get started installing Docker for Ubuntu, we’ll…
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  • 13 min

Own Your Cloud With NextcloudPi On The Raspberry Pi

Install NextcloudPi on your Raspberry Pi in less than 30 minutes, synchronize your mobile devices with your own Nextcloud, and gain total digital sovereignty and privacy. You can now say goodbye to big commercial cloud providers and manage your appointments, contacts, and other data in your own home network. Install NextcloudPi on your Raspberry Pi in less than 30 minutes, synchronize your mobile devices with your own Nextcloud, and gain total digital sovereignty and privacy! I remember when the first Raspberry Pi hit the market in 2012. My Linux friends and I were absolutely thrilled: a tiny computer, available for…
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  • 3 min

3 Tips To Manage Large Postgres Databases

Try these handy solutions to common problems when dealing with huge databases. The relational database PostgreSQL (also known as Postgres) has grown increasingly popular, and enterprises and public sectors use it across the globe. With this widespread adoption, databases have become larger than ever. At Crunchy Data, we regularly work with databases north of 20TB, and our existing databases continue to grow. My colleague David Christensen and I have gathered some tips about managing a database with huge tables. Big tables Production databases commonly consist of many tables with varying data, sizes, and schemas. It’s common to end up with…
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  • 3 min

How I Use Ansible To Add A Feature To My Linux KDE Desktop

Follow this tutorial to see how I use KService and Ansible on my Linux KDE desktop. I run the KDE Plasma Desktop on my computer because it’s a flexible environment with lots of options for customization. Having choices in your desktop is about more than just having lots of menus and buttons to activate or deactivate. The thing I love most about KDE Plasma Desktop is the ability to add my own features to it. One reason this is possible is KServices, a simple but powerful plugin framework for handling desktop services. Add functions to the right-click menu In the KDE Plasma…
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  • 5 min

How To Reduce Costs Via Dense Google Kubernetes Engine (GKE) Cluster Packing

Greetings everyone! Today we would like to share our experience using Google Kubernetes Engine to manage our Kubernetes clusters. We’ve been using it for the latest three years in production and are pleased that we no longer have to worry about managing these clusters ourselves. Currently, we have all our test environments and unique infrastructure clusters under the control of Kubernetes. Today, we want to talk about how we encountered an issue on our test cluster and how we hope this article will save others time and effort. We must provide information about our test infrastructure to understand our problem…
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  • 9 min

Manage OpenStack Using Terraform And Gitlab

Follow this tutorial to see how using GitLab can further enhance collaboration in your OpenStack cluster. One virtue of GitOps is Infrastructure as Code. It encourages collaboration by using a shared configuration and policy repository. Using GitLab can further enhance collaboration in your OpenStack cluster. GitLab CI can serve as your source control and orchestration hub for CI/CD, and it can even manage the state of Terraform. To achieve this, you need the following: GitLab and Terraform state The goal is to achieve collaboration through Terraform, so you need to have a centralized state file. GitLab has a managed state for Terraform.…
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