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Authors,

Aashi Rathore

SRE @One2N

Adarsh Raj

SRE

Ajinkya Wadekar

SRE @One2N

Akshay Srivastava

SRE @One2N

Amit Sadafule

Lead Software Engineer @One2N

Chinmay Naik

Founder, CEO @One2N

Chinmay Somani

SRE

Drasti Kaurav

SRE @One2N

Harsh Mishra

SRE @One2N

Hrithik Sawant

SDE

Jaideep Khandelwal

Founder, CTO @One2N

Kalpesh Deo

Lead Software Engineer @One2N

Mihir Bhagwat

SRE @One2N

Mohit Kumar

Software Engineer @One2N

One2N Team

Rahul H Bhatia

SRE

Saurabh Hirani

Principal SRE @One2N

Saurabh is a systems engineer who cares about what he builds and automates what he can. If you have an idea, I will craft a story for you.

Siddharth Shashikar

SRE @One2N

Sitaram Shelke

SRE

Spandan Ghosh

Content @One2N

Spandan likes tinkering and reverse engineering stuff…

Srivatsa RV

SRE @One2N

Checkout our latest posts.

March 25, 2025 | 5 min read

Best Practices For Upgrading EKS Clusters.

Aashi Rathore

SRE @One2N

In this post, We will discuss why upgrading is essential and the cost implications of control plane operations. What are the essential steps to prepare your EKS cluster for an upgrade, including backup strategies, compatibility checks, and automation tools to make the process efficient, as well as best practices to ensure a smooth upgrade

March 10, 2025 | 5 min read

How to port-forward from EC2 instances without the need for opening any SSH Ports or creating Bastion hosts

Harsh Mishra

SRE @One2N

Learn how to port-forward from EC2 instances in private subnets without opening SSH ports or setting up bastion hosts. This AWS SSM Session Manager guide provides a secure, cost-effective, and simple solution for EC2 access and port forwarding.

February 24, 2025 | 4 min read

Gotchas to avoid when using spot instances in production

Aashi Rathore

SRE @One2N

In this post, we’ll explore the fundamentals of spot instances, the risks associated with their use in production, and key strategies to ensure seamless operations. We’ll also dive into a real-world incident where a spot instance termination caused service downtime and share the lessons learned to prevent similar issues in the future.

December 3, 2024 | 7 min read

Accessing Private EC2 Instances without Keys or Passwords

Adarsh Raj

SRE

Traditional methods of accessing Amazon EC2 instances, such as SSH keys and passwords, while effective can be cumbersome especially in large-scale environments, managing them is complex and prone to errors. In this blog, we explore how to use AWS Systems Manager Session Manager to securely access your private EC2 instances without the need for SSH keys or passwords.

December 2, 2024 | 5 min read

Using UTM and Vagrant to Spin Up Dev Environments on Apple Silicon Macs

Srivatsa RV

SRE @One2N

Learn how to set up a local development environment on M-series Macs using Vagrant and UTM, overcoming VirtualBox limitations and enabling seamless virtualization, containerization, and internetworking. This guide provides a step-by-step approach to integrating UTM with Vagrant for a production-like setup.

November 8, 2024 | 7 min read

Karpenter vs Cluster Autoscaler: A Comprehensive Guide to Kubernetes Node Scaling

Rahul H Bhatia

SRE

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

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