devops - Karma Computing

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devops

A collection of 11 posts

nvidia-smi Failed to initialize NVML: Driver/library version mismatch NVML library version: 535.247

nvidia-smi Failed to initialize NVML: Driver/library version mismatch NVML library version: 535.247

Alternative title: "Help I upgraded my Debian/Ubuntu Linux server and now my expensive GPU does not work, at all, why is that? Also I don't want to reboot. How can I fix this without rebooting?" Faced with the following error: $ nvidia-smi Failed to initialize NVML: Driver/library version mismatch

Installing WireGuard VPN on Windows

Installing WireGuard VPN on Windows

Step 1: WireGuard download the Wireguard Windows installer Step 2: Run the installation file and the installation should automatically complete Step 3: Once the WireGuard client opens upon installation, you'll need to add tunnels to start using WireGuard. 💡What are tunnels? They are used to create a virtual network interface

Windows containers how to...not?

Windows containers how to...not?

Things to know about Windows Containers This started as an initial research into Windows Containers. My initial impression was not fantastic, left wanting. * "Windows requires the host OS version to match the container OS version" (src) * This is in stark constrast compared to Linux containers, where you can trivially, swap

Terraform best practices - what I wish I'd learnt quicker

Terraform best practices - what I wish I'd learnt quicker

Terraform has a changed over the years (it's HCL syntax changed a lot from the early days breaking backward compatibility) and there's a few Terraform concepts which, for me, are worth holding front-and-centre to reduce pain when working with the tool. If you have existing cloud resources, approach terraform differently

A practical, detailed guide to Git branching strategy, issue creation and merging

A practical, detailed guide to Git branching strategy, issue creation and merging

Question: I would like to ask for an explanation about git best practices. Like git branching, naming branches etc Sidenote- why does all this matter & why should I care about issues, git and branching? Have you ever.. * Not had enough information about an issue/bug? * Struggled to find a link

DevOps with physical servers using Redfish Python api

DevOps with physical servers using Redfish Python api

Using the Redfish ('standard') REST api, you can command and control iDRAC enabled servers just like you would your software. Software continues to eat the world, and is coming for your hardware. Why do we not treat our physical servers as part of our DevOps / operations processes? I think it's

Make Playwright faster: experimenting with containers and build caching on Github actions

Make Playwright faster: experimenting with containers and build caching on Github actions

GitHub - KarmaComputing/playwright-testingContribute to KarmaComputing/playwright-testing development by creating an account on GitHub.GitHubKarmaComputing Background: We started using Playwright very early on, and had ended up with a test suite which was taking too long to run, and especially long on our pipelines (sounds familiar?). In the interest of

How to write a secure container

How to write a secure container

So, how do you write a secure container? Rule 1: Know where your data is coming from Common things to avoid: * Pulling images from public registries * Know your dependencies Solution: Maintain your own copy of dependencies, and keep up to date when new patches are released to adress security issues

What every DevOps adoption project needs - minimum

What every DevOps adoption project needs - minimum

Context: You've asked an external company to help you work in a more DevOps like fashion. Both stakeholders want to succeed. The external company will always need the following things from you regardless of industry or project. This is the checklist: * A short explanation of all of the code repositories,

The Kubernetes history- the project which almost never happened

The Kubernetes history- the project which almost never happened

"It's 2013. The environment in silicon vally was on the heels of the devops movement, automation tools were all the rage" - Kelsey Hightower, Principal Engineer, Google. The speakers in the 2022 Kubernetes documentary by Honeypot includes a fantastic list of speakers reflecting on the early days of Kubernetes and

TiDB SQL Database NewSQL

TiDB SQL Database NewSQL

Little known in the UK TiDB (soon to launch TiDB Cloud) is a significant change in how you think about traditional relational database- which typically can't scale horizontally. > TiDB: Distributed, horizontally scalable, MySQL compatible - Morgan Tocker , TiDB talk at FOSDEM TiDB promises (and delivers) on both these goals: A

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