Piyapat | System Engineer Portfolio

Info

About Me

System Engineer with hands-on experience in enterprise OpenShift and Kubernetes. Currently building cloud, AI, and automation labs to grow toward DevOps and Platform Engineering.

Projects

Selected Project

AI Automation Lab

Hermes Discord AI Assistant

Built a personal AI assistant connected to Discord for task reminders, knowledge-base answering, and lab automation experiments.

Integrated Discord bot as the main user interface.
Designed KB-only response behavior for internal notes.
Used a VPS-based lab environment for always-on testing.
Planned reminder workflows and personal productivity automation.

Discord Bot AI Assistant Automation Knowledge Base

KB

Knowledge Base Example

Example KB: OpenShift Node NotReady Investigation

This is a sample knowledge-base entry format. Replace this content with your real notes from Git later.

Summary

Node transitioned to NotReady. Initial investigation should focus on kubelet, CRI-O, disk I/O latency, network plugin status, and recent MachineConfig changes.

Useful Commands

oc get nodes
oc describe node <node-name>
oc adm node-logs <node-name> -u kubelet
oc adm node-logs <node-name> -u crio
oc get mcp
oc get co

Checklist

Check kubelet NotReady reason and timestamp.
Check CRI-O/container runtime errors.
Check CNI/network plugin status.
Review disk latency, iowait, and filesystem usage.
Compare with other nodes on the same datastore or host.

Certificates

Certificates & Completions

Add certificate images into assets/certificates/ and update the file names below.

Certificate example 1 — Example Certificate 1

Certificate example 2 — Example Completion 1

Certificate List

Example Certificate 1 — Issuer / Year
Example Completion 1 — Platform / Year
Red Hat / Kubernetes / Cloud Certificate — Add details here

Contact

GitHub: github.com/YOUR_USERNAME

LinkedIn: linkedin.com/in/YOUR_USERNAME

Email: YOUR_EMAIL@example.com