--- title: "Oshaba Samson (@oshabz) | Hashnode" description: "Devops Engineer. Read the latest articles by Oshaba Samson on Hashnode." url: "https://hashnode.com/@oshabz" --- @oshabz # Oshaba Samson @oshabz · Lagos, Nigeria · Joined February 2022 Devops Engineer Website ### [Upgrading from php 8.3.6 to 8.3.36](https://oshabz.hashnode.dev/upgrading-from-php-8-3-6-to-8-3-36?utm_source=hashnode&utm_medium=feed) To upgrade from php 8.3.6 to 83.36 the first thing you need to do is to check your operating system using the following command . /etc/os-release echo "$PRETTY\_NAME" dpkg --print-architecture You sho 2 min read · [oshabz.hashnode.dev](https://oshabz.hashnode.dev/upgrading-from-php-8-3-6-to-8-3-36?utm_source=hashnode&utm_medium=feed) [Oct 25](https://hashnode.com/posts/upgrading-from-php-8-3-6-to-8-3-36/6add75d89ee7eac7cb794479) ### [Create a Fully Serverless App on AWS Using Lambda, API Gateway, S3, and DynamoDB](https://devsecops-blog.hashnode.dev/create-a-fully-serverless-app-on-aws-using-lambda-api-gateway-s3-and-dynamodb?utm_source=hashnode&utm_medium=feed) Create a Fully Serverless App on AWS Using Lambda, API Gateway, S3, and DynamoDB 7 min read · [devsecops-blog.hashnode.dev](https://devsecops-blog.hashnode.dev/create-a-fully-serverless-app-on-aws-using-lambda-api-gateway-s3-and-dynamodb?utm_source=hashnode&utm_medium=feed) [Oct 8, 2025](https://hashnode.com/posts/create-a-fully-serverless-app-on-aws-using-lambda-api-gateway-s3-and-dynamodb/68e5e94e34a6819a8b1dd68b) ### [From Zero to DynamoDB: Building Your First NoSQL Database on AWS](https://devsecops-blog.hashnode.dev/from-zero-to-dynamodb-building-your-first-nosql-database-on-aws?utm_source=hashnode&utm_medium=feed) In today’s cloud-native world, applications need databases that can scale effortlessly while maintaining speed and reliability. Amazon DynamoDB a fully managed NoSQL database by AWSmakes that possible. It’s fast, serverless, and perfect for handling ... 1 min read · [devsecops-blog.hashnode.dev](https://devsecops-blog.hashnode.dev/from-zero-to-dynamodb-building-your-first-nosql-database-on-aws?utm_source=hashnode&utm_medium=feed) [Oct 8, 2025](https://hashnode.com/posts/from-zero-to-dynamodb-building-your-first-nosql-database-on-aws/68e5cde7246ec83db919b9dd) ### [Automating AWS Security: Real-Time Threat Detection with GuardDuty & SNS](https://devsecops-blog.hashnode.dev/automating-aws-security-real-time-threat-detection-with-guardduty-and-sns?utm_source=hashnode&utm_medium=feed) In today’s cloud-first world, detecting security threats in real time is critical. AWS GuardDuty is a powerful threat detection service that continuously monitors your AWS accounts and workloads for malicious or unauthorized activity. However, raw fi... 3 min read · [devsecops-blog.hashnode.dev](https://devsecops-blog.hashnode.dev/automating-aws-security-real-time-threat-detection-with-guardduty-and-sns?utm_source=hashnode&utm_medium=feed) [Sep 26, 2025](https://hashnode.com/posts/automating-aws-security-real-time-threat-detection-with-guardduty-and-sns/68d66b71dddba4fa04590d04) ### [From Pods to Nodes: A Step-by-Step Guide to Troubleshooting Kubernetes For Beginners](https://devsecops-blog.hashnode.dev/from-pods-to-nodes-a-step-by-step-guide-to-troubleshooting-kubernetes?utm_source=hashnode&utm_medium=feed) Kubernetes has become the backbone of modern cloud-native applications, offering powerful orchestration, scalability, and resilience. But as with any complex distributed system, things can (and often do) go wrong. Pods get stuck in a pending state, n... 4 min read · [devsecops-blog.hashnode.dev](https://devsecops-blog.hashnode.dev/from-pods-to-nodes-a-step-by-step-guide-to-troubleshooting-kubernetes?utm_source=hashnode&utm_medium=feed) [Sep 20, 2025](https://hashnode.com/posts/from-pods-to-nodes-a-step-by-step-guide-to-troubleshooting-kubernetes/68ce3d8721efa9c27aef66ac)