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Category: DevOps

Automating Pipeline Migration to Synapse via Azure DevOps

Kevin Chant deploys some Synapse pipelines:

In this post I want to cover how you can automate a pipeline migration to a Synapse workspace using Azure DevOps. As a follow up to a previous post I did about one way to copy an Azure Data Factory pipeline to Synapse Studio.

Because even though the post is good it deserves a follow up showing an automated way of doing it. I wanted to show that it can be done more gracefully.

And we all want to be graceful, right?

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MLOps on Databricks

Piotr Majer and Michael Shtelma complete a series on MLOps on Databricks:

This is the second part of a two-part series of blog posts that show an end-to-end MLOps framework on Databricks, which is based on Notebooks. In the first post, we presented a complete CI/CD framework on Databricks with notebooks. The approach is based on the Azure DevOps ecosystem for the Continuous Integration (CI) part and Repos API for the Continuous Delivery (CD). This post extends the presented CI/CD framework with machine learning providing a complete ML Ops solution.

Check it out.

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Combining Azure DevOps and Databricks

Anna Wykes continues a series on DevOps for Databricks:

An Environment Variable is a variable stored outside of the Python script; in our instance it will be stored on the DevOps Agent running the DevOps Pipelines. Consequently, it is accessible to other scripts/programs running on the DevOps Agent. We will not cover DevOps Agents in this blog specifically, the simplest description is that they are the compute that runs your pipeline, normally a VM (Virtual Machine) or Docker Container

Read the whole thing.

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DevOps for Databricks

Anna Wykes starts off with bad news:

In this blog series I explore a variety of options available for DevOps for Databricks. This blog will focus on working with the Databricks REST API & Python. Why you ask? Well, a large percentage of Databricks/Spark users are Python coders. In fact, in 2021 it was reported that 45% of Databricks users use Python as their language of choice. This is a stark contrast to 2013, in which 92 % of users were Scala coders:

What is wrong with the world today?

Semi-seriously, though, do read Anna’s post, as it covers a variety of things you can do with the Databricks REST API, including cluster management and monitoring. I might be jumping the gun a bit, but I am a big fan of Gerhard Brueckl’s Powershell module for Databricks for this kind of work.

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Clear out Those Old Container Images

Joy George Kunjikkur has a public service announcement for us:

When we use self-hosted Azure pipeline agents, we may encounter the below issue during the build process. This is not a hard issue to troubleshoot. The reason is there in the error message.

Error processing tar file(exit status 1): open /root/.local/share/NuGet/v3-cache/670c1461c29885f9aa22c281d8b7da90845b38e4$ps:_api.nuget.org_v3_index.json/nupkg_system.reflection.metadata.1.4.2.dat: no space left on device

This is known in the industry as a whoopsie-doops. Click through to see what you can do to resolve the problem.

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Serverless SQL Pool CI/CD via GitHub Actions

Kevin Chant reminds me I need to spend more time with GitHub Actions:

I want to cover one way you can do CI/CD for Azure Synapse Analytics serverless SQL pools using GitHub Actions in this post. For various reasons.

For a start, in a previous post I wrote about how you can CI/CD for serverless SQL pools using Azure DevOps. So, I thought I would balance things out and show how you can do the same thing within GitHub.

In addition to this, there have been a few discussions about using GitHub Actions instead of Azure Pipelines within the Microsoft Data Platform community recently. For example, the topic came up during the DataWeekender conference.

With this in mind, I want to show how easy it can be to migrate an Azure DevOps pipeline to GitHub Actions.

Click through for the example.

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Serverless SQL Pool CI/CD

Kevin Chant doesn’t have time for manual deployments:

I want to cover one way you can do CI/CD for Azure Synapse Analytics serverless SQL pools using Azure DevOps in this post. Because I know it is a popular topic.

It’s related to my post about how you can create a dacpac for an Azure Synapse Analytics dedicated SQL pool using Azure DevOps. Since they are both based in the same service.

Plus, a while ago I wrote about the increase in demand for Data Platform automation. So, I really wanted to do a post about how you can do CI/CD for Azure Synapse Analytics serverless SQL pools.

Read on to learn how.

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Architecting a Jenkins Replacement

Li Haoyi takes us through an internal Databricks tool for continuous integration:

Runbot is a bespoke continuous integration (CI) solution developed specifically for Databricks’ needs. Originally developed in 2019, Runbot incrementally replaces our aging Jenkins infrastructure with something more performant, scalable, and user friendly for both users and maintainers of the service. This blog post will explore the motivations behind developing Runbot, the core design decisions that went into it, and how we used it to greatly improve the experience of all the developers within the Databircks engineering organization.

It doesn’t look like the tool is available externally, but it’s an interesting read and helps understand some of the “why” behind the solution.

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Scaling Limitations with Site Reliability Engineering

Tyler Treat argues that the Site Reliability Engineering paradigm doesn’t scale

:We encounter a lot of organizations talking about or attempting to implement SRE as part of our consulting at Real Kinetic. We’ve even discussed and debated ourselves, ad nauseam, how we can apply it at our own product company, Witful. There’s a brief, unassuming section in the SRE book tucked away towards the tail end of chapter 32, “The Evolving SRE Engagement Model.” Between the SLIs and SLOs, the error budgets, alerting, and strategies for handling change management, it’s probably one of the most overlooked parts of the book. It’s also, in my opinion, one of the most important.

Read on for an explanation of this chapter and how it applies to organizations trying to implement SRE.

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