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Posts in the [ Kubernetes ] Category

Docker limits enforcement – check your k8s cluster!

Docker announced a couple months ago that they're going to limit images download rate for non-paying users and yesterday I got an e-mail that the day of the enforcement is set to Nov, 2nd:

You are receiving this email because of a policy change to Docker products and services you use. On Monday, November 2, 2020 at 9am Pacific...

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On 30 Oct, 2020
Kubernetes
By : luktom
No Comments

How to (and why) replace AWS CNI with Calico on AWS EKS cluster

All EKS clusters come with default AWS CNI plugin that provides some nice features like getting an address within VPC subnet range, with a performance of ENI. So why on earth you may want to use some other CNI?

Apart from some SNAT issues you may encounter while deploying...

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On 09 Apr, 2020
AWS, Kubernetes
By : luktom
With 3 Comments

ArgoCD vs Flux

Yesterday Weaveworks announced that they're joining forces with ArgoCD - my favorite GitOps tool for Kubernetes. I think it's a good time to compare what ArgoCD and Flux have in common and what are their differences.

Repositories

The basic features are the same - both...

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On 15 Nov, 2019
Kubernetes
By : luktom
With 3 Comments

Ansible Operators – let’s give them a spin

A couple weekends ago I had some time to try new things and I decided it's high time to make some Kubernetes operators using Operator SDK with one of its core feature - Ansible operator support.

But... what is operator-sdk?

Although you can write Kubernetes operator using pure Go with Kubernetes client libraries, it takes some time...

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On 22 Oct, 2019
Ansible, Kubernetes
By : luktom
No Comments

Monitoring Prometheus alerting pipeline health using CloudWatch

Prometheus is great when it comes to alerting, it's also quite easy to setup in highly available configuration. However, from economic point of view, it's sometimes not a solution as Prometheus, depending on number of targets and metrics, may require quite a lot of resources. So it's common to run non-HA setup in dev and testing environments. But no matter the environment we...

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On 26 May, 2019
AWS, Kubernetes, Prometheus
By : luktom
No Comments



Łukasz Tomaszkiewicz

Łukasz Tomaszkiewicz

Łukasz Tomaszkiewicz is a highly skilled and passionate cloud expert who loves to automate repeatable things and secure them.

His broad experience in the areas of software development, database design, containerization and cloud infrastructure management gives him a holistic view of a modern technology stack.

In his spare time he enjoys photography, blogging and speaking on local IT-related communities.

Vim-believer :)

Categories

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Tags

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