Case Studies

CNCF end users are telling their stories to help elevate technical conversations to business objectives and challenges.

Read how our end users have leveraged cloud native technologies and CNCF projects to help their organizations.

Also see the Chinese translation of some of our case studies.

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Showing 86 of 178 case studies


OpenAI

OpenAI


50% reduction in Fluent Bit CPU utilization

November 12, 2025

How OpenAI Reduced Fluent Bit CPU Usage by 50% and Freed 30,000 Cores

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Infosys Ltd. Client

Infosys Ltd. Client


2M+ users across unified application ecosystem

November 6, 2025

Unifying 200,000+ Healthcare Users Across Japan with Keycloak on Azure

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ESnet (Energy Sciences Network)

ESnet (Energy Sciences Network)


100s of VM deployments consolidated into 2 multi-tenant clusters

October 30, 2025

Transforming Scientific Computing Infrastructure for IPv6 with Cilium at ESnet

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Cybozu

Cybozu


4+ Years Running Cilium in production

October 23, 2025

Delivering High Performance Workflows with Cybozu and Cilium

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SF Technology

SF Technology


Up to 57% GPU Savings for production and test clusters

September 18, 2025

Effective GPU: A Heterogeneous AI Virtualization Pooling solution by SF technology built on top of HAMi

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Prep EDU

Prep EDU


90% of GPU infra optimized using HAMi

August 20, 2025

Enabling Efficient GPU Orchestration for AI Inference at PREP EDU

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BRZ

BRZ


Near zero downtime for deployments through GitOps

August 4, 2025

BRZ migrated the Austrian Business Service Portal with 2M+ Users to Keycloak

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LY Corporation

LY Corporation


600 application projects supported by 1 multi-tenant cluster

May 13, 2025

How LY Corporation is leveraging Kubernetes as the foundation of its large-scale internal PaaS

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Preferred Networks

Preferred Networks


1500 + GPUs

February 24, 2025

How Preferred Networks used K8s for a more user-friendly AI/ML platform

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Lockheed Martin

Lockheed Martin


1 Collector exports to different platforms

October 17, 2024

Lockheed Martin's Enterprise Operations chose OTel for better observability

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Deltatre

Deltatre


50% reduction in pipeline runtime

September 17, 2024

Deltatre chose Flux, Helm and K8s to automate and scale

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Watts Water Technologies

Watts Water Technologies


10x successfully scaled performance

September 3, 2024

How Dapr enabled lightning speed development at Watts Water Technologies

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Alibaba Cloud

Alibaba Cloud


Number One Cloud service provider in APAC

August 12, 2024

Alibaba Cloud turns to Cilium for improved network performance and scalability

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PostFinance

PostFinance


4 Million Customer transactions/day

June 12, 2024

Enhancing performance, scalability and observability with Cilium

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Derivco

Derivco


320+ million events per day

May 16, 2024

Performing near-real-time personalized recommendations at scale with Dapr

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Tempestive

Tempestive


50% reduction in operating costs

May 16, 2024

Tempestive uses Dapr and Kubernetes to track billions of messages on IoT devices while reducing costs

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IBM

IBM


60% reduction in ML model training time

May 16, 2024

How IBM watsonx Assistant uses Knative Eventing to train machine learning models

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G Data CyberDefense

G Data CyberDefense


1500+ ArgoCD applications

April 12, 2024

Migrating to Cilium for Better Networking, Visibility and Security

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SmartNews

SmartNews


39 EKS Clusters

March 30, 2024

SmartNews leverages Cilium to improve performance and scaling

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Rabobank

Rabobank


1.6 Billion Calls per month

February 6, 2024

Self-service, Zero Trust Network Security

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