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NMNisarg Makwanadaily-devops-logs.hashnode.dev12h ago · 2 min read

Day 1 of My DevOps Journey: Fundamentals + Networking Basics

About me I'm Nisarg Makwana, currently working as a Java Developer and in my final year of a Computer Science Engineering degree. Starting today, I'm learning DevOps from scratch and documenting the p

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FFerferztyle.me14h ago · 29 min read

Build an MCP Server in Go (Part 2): Building the MCP tool layer

Part 1 designs the KubeClient interface this post builds on. If you haven't read it, the short version: a read-only, domain-composed Kubernetes client, pods, events, workloads, nodes, network, config,

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GIGinny Ibeginnyibe.hashnode.dev9h ago · 5 min read

How a Git pre-commit hook and an AI code review skill worked together to catch a security mistake before it shipped.

I watched Git reject my commit before it ever reached GitHub. At first, it felt like something had gone wrong. Then I realized something important: it worked exactly as I designed it to. This week, du

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FFerferztyle.me14h ago · 24 min read

Build an MCP Server in Go (Part 1): Designing a diagnostic-grade Kubernetes client

This post designs the Kubernetes client. The next post wraps it as an MCP server and wires it to an agent. Asking instead of running There's a familiar rhythm to debugging a bad deploy: kubectl get po

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LKLwin Ko Kolwinkoko.hashnode.dev10h ago · 3 min read

Stop Sending AWS Invoices Manually: Automating Finance Delivery with Lambda and Terraform

Every month, someone has to log in to AWS, download the invoice, and send it to Finance. It’s simple work, but it’s also repetitive work. So I automated it. The result is a small serverless workflow t

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CTCan Türkiamcanturk.hashnode.dev8h ago · 5 min read

I Wrote a Doctor for My Docker

One evening, at the end of a long day, I typed docker ps and just stared at the output for a while. Twenty-six containers. I remembered what some of them were for; the rest were things I'd spun up mon

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MKMudassir Khanmudassirworks.hashnode.dev8h ago · 10 min read

LiteLLM vs OpenRouter: When to Self Host Your LLM Gateway and When Not To

The LiteLLM vs OpenRouter question looks like a feature comparison and is really an operating model choice. One is a proxy you run inside your own infrastructure. The other is a managed endpoint you c

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BBalajibalajidevops.hashnode.dev9h ago · 11 min read

A DevOps Engineer's Real Guide to AWS Monitoring

Your phone buzzes. PagerDuty. Production is down. You SSH into a box, tail some logs, squint at a dashboard that hasn't been updated since the intern left, and spend the next forty minutes guessing wh

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RDRojarani Daasarirojadaasari.hashnode.dev10h ago · 6 min read

AWS Security Groups vs NACLs: How Traffic Is Controlled Inside a VPC

When you build an application on AWS, simply placing it inside a VPC is not enough. You also need to control who can access the application, which ports are allowed, and what traffic should be blocked

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LKLwin Ko Kolwinkoko.hashnode.dev17h ago · 3 min read

Stop Rebooting EC2: A Real Investigation of Repeated Instance Status Check Failures

An Amazon EC2 instance can stay in the Running state while its Instance Status Check fails. Rebooting may bring it back, but if the same issue keeps returning, rebooting is only recovery - not resolut

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#devops

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Trending tags this week

Day 1 of My DevOps Journey: Fundamentals + Networking Basics

Build an MCP Server in Go (Part 2): Building the MCP tool layer

How a Git pre-commit hook and an AI code review skill worked together to catch a security mistake before it shipped.

Build an MCP Server in Go (Part 1): Designing a diagnostic-grade Kubernetes client

Stop Sending AWS Invoices Manually: Automating Finance Delivery with Lambda and Terraform

I Wrote a Doctor for My Docker

LiteLLM vs OpenRouter: When to Self Host Your LLM Gateway and When Not To

A DevOps Engineer's Real Guide to AWS Monitoring

AWS Security Groups vs NACLs: How Traffic Is Controlled Inside a VPC

Stop Rebooting EC2: A Real Investigation of Repeated Instance Status Check Failures