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Case Studies

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Migrating from AWS Glue to Self-Hosted ClickHouse: 70% Cost Reduction for a Fintech Client.
A fintech company’s analytics spend went from $13K to $4K/month after we replaced AWS Glue, DMS, and Athena with a self-hosted ClickHouse stack. Here's exactly how.

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Journey of moving VM-based workloads to Kubernetes.
Case Study: Flip, a fintech company in Indonesia, migrates to Alibaba Cloud's managed Kubernetes (ACK) for autoscaling and cloud-native architecture, solving configuration management and operational toil issues.

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AutoScaling eKYC Machine Learning workloads to 2 Million req/day.
Case Study: AutoScaling eKYC Machine Learning workloads to 2 Million req/day, achieving 90% cost savings and ensuring 99% availability and < 3 sec API latency for the 95th percentile

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Pull Request Based Ephemeral Preview Environments on Kubernetes.
Case Study: Manatal, an AI Recruitment platform, migrates from Heroku to Kubernetes, setting up ephemeral Preview environments for frontend and backend services, automating migrations and seed data, enabling efficient testing and deletion of PreviewEnv

Blogs

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The Gotchas of OTEL collector processors for effective observability in K8s

Sanket Rajgiri

SRE @One2N

Spandan Ghosh

Content @One2N

Struggling to make sense of OpenTelemetry Collector processors for real-world projects? This blog breaks down what each OTEL processor actually does, where it matters, and shares real lessons from messy SRE problems like taming noisy data, surviving crashes, and staying under cost limits in Kubernetes.

January 26, 2026 | 6 min read

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Karpenter vs Cluster Autoscaler: a comprehensive guide to Kubernetes Node Scaling

Rahul H Bhatia

SRE

Learn what the key differences are between Karpenter and Cluster Autoscaler for Kubernetes node scaling, how each tool handles dynamic workloads, node provisioning, and cost optimization, to choose the best solution for your cloud-native environment.

November 8, 2024 | 7 min read

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Horizontal Pod Autoscaling in Kubernetes based on external metrics, using Prometheus adapter

Akshay Srivastava

SRE @One2N

Learn how to leverage Kubernetes for efficient auto-scaling in micro-service architectures. This blog explores Horizontal Pod Autoscaling (HPA) using internal and external metrics, including the setup of Prometheus Adapter for monitoring external Redis servers.

October 14, 2022 | 6 min read

Talks

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ABC of LLMOps - What does it take to run self-hosted LLMs｜Rootconf mini 2024

Jaideep Khandelwal

CTO @One2N

Lessons from deploying open-source models on Kubernetes GPUs, managing vector DBs & building RAG apps

February 5, 2025 | 31 min

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A beginners guide to understand Kubernetes using Restaurant Analogy | DevOpsDays Kerala 2024

Chinmay Naik

CEO @One2N

Kubernetes is 10+ years old, yet one of the most common complaints about it is that it’s much harder for newcomers to learn. This talk aims to fix this. If we can make Kubernetes approachable for developers, we can have a massive positive impact on its adoption.

September 28, 2024 | 29 min

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Introducing Cloudlens - Cloud Console in your terminal

Chinmay Naik

CEO @One2N

If you're a fan of k9s for Kubernetes, you'll love Cloudlens. It's a Terminal-based UI (TUI) for exploring AWS and GCP cloud resources. This talk was presented by Chinmay Naik at Google's DevFest Chennai in 2023. GitHub Repo: https://github.com/one2nc/cloudlens

February 21, 2024 | 15 min

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