Containers
Tag: Karpenter
How to upgrade Amazon EKS worker nodes with Karpenter Drift
[May, 2024 – This blog has been updated to reflect Karpenter v1beta1 API changes] Introduction Karpenter is an open-source cluster autoscaler that provisions right-sized nodes in response to unschedulable pods based on aggregated CPU, memory, volume requests, and other Kubernetes scheduling constraints (e.g., affinities and pod topology spread constraints), which simplifies infrastructure management. When using […]
How H2O.ai optimized and secured their AI/ML infrastructure with Karpenter and Bottlerocket
This post was co-written with Ophir Zahavi, Cloud Engineering Manager, H2O.ai Introduction H2O.ai is a visionary leader in democratizing artificial intelligence (AI) by rapidly provisioning AI platforms that help businesses make better decisions. Our company’s SaaS platform, built on AWS, H2O AI Managed Cloud, enables businesses to build productive models and gain insights from their […]
How CoStar uses Karpenter to optimize their Amazon EKS Resources
Introduction CoStar is well known as a market leader for Commercial Real Estate data, but they also run major home, rental, and apartments websites —including apartments.com—that many have seen advertised by Jeff Goldblum. CoStar’s traditional Commercial Real Estate customers are highly informed users that use large and complex data to make critical business decisions. Successfully […]
Life360’s journey to a multi-cluster Amazon EKS architecture to improve resiliency
This post was coauthored by Jesse Gonzalez, Sr. Staff Site Reliability and Naveen Puvvula, Sr. Eng Manager, Reliability Engineering at Life360 Introduction Life360 offers advanced driving, digital, and location safety features and location sharing for the entire family. Since its launch in 2008, it has become an essential solution for modern life around the world, […]
How Sentra manages data workflows using Amazon EKS, Dagster, and Karpenter to maximize cost-efficiency with minimal operational overhead
By Yael Grossman Sr Compute Specialist Solutions Architect at AWS, Roei Jacobovich Software Engineer at Sentra Introduction In this post, we’ll illustrate how Sentra utilizes Amazon Elastic Kubernetes Service (Amazon EKS), AWS Fargate , EC2 Spot, Karpenter, and an open-source version of Dagster, a cloud-native orchestrator, to run efficient and scalable data processing workloads on […]
Scaling Kubernetes with Karpenter: Advanced Scheduling with Pod Affinity and Volume Topology Awareness
This post was co-written by Lukonde Mwila, Principal Technical Evangelist at SUSE, an AWS Container Hero, and a HashiCorp Ambassador. Introduction Cloud-native technologies are becoming increasingly ubiquitous, and Kubernetes is at the forefront of this movement. Today, Kubernetes is seeing widespread adoption across organizations in a variety of different industries. When implemented properly, Kubernetes can […]
Managing Pod Scheduling Constraints and Groupless Node Upgrades with Karpenter in Amazon EKS
Feb 2024: This blog has been updated for Karpenter version v0.33.1 and v1beta1 specification. About Karpenter Karpenter is an open-source node lifecycle management project built for Kubernetes. It observes the aggregate resource requests of unschedulable pods and makes decisions to launch new nodes and terminate them to reduce scheduling latencies and infrastructure costs sending commands to […]