404void

@void404

Observing the Chaos of the Cloud

Somewhere on EarthJoined May 2023

About

Cloud engineer who enjoys breaking down complex systems into clear, practical ideas. Writes about lessons learned, patterns observed, and the thinking behind real-world infrastructure decisions. Always curious, always learning.

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Technical writing collaborations and cloud engineering discussions.

404void's blogs

404void Labs404void.hashnode.dev12 posts

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Recently published

4404void404void.hashnode.devApr 4 · 13 min read

OCI Networking Demystified — Part 2: How the Flexible Load Balancer Really Communicates with Backend Servers

In Part 1, we established the most important mental model for OCI networking: The VNIC is the unit of security control. We also introduced two approaches for controlling backend VM ingress from a Lo

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4404void404void.hashnode.devFeb 23 · 6 min read

Understanding OCI Dedicated Virtual Machine Hosts (DVH)

Oracle Cloud Infrastructure (OCI) Dedicated Virtual Machine Hosts (DVH) provide single-tenant physical host isolation while preserving the flexibility of virtual machines. Yet many customers encounter

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4404void404void.hashnode.devFeb 2 · 6 min read

OCI Networking Demystified: NSGs, Security Lists, and Load Balancers (Explained Clearly)

Introduction: Why This Topic Is So Confusing? If you’ve ever worked with Oracle Cloud Infrastructure (OCI) networking, you may have asked yourself questions like: Why does OCI have both NSGs and Security Lists? Do NSGs override Security Lists? How...

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4404void404void.hashnode.devFeb 24, 2025 · 5 min read

Understanding the Amazon Athena Partitioning: Traditional vs Projection

What is Partitioning? In the context of data warehousing and querying, partitioning is the process of dividing a large dataset into smaller, more manageable parts based on the values of one or more columns, known as partition keys. This division allo...

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4404void404void.hashnode.devMay 4, 2024 · 6 min read

Visualizing Security Lake Log Data: Easy Steps with Athena and QuickSight for AWS Organizations

Introduction In today's rapidly evolving digital landscape, organizations face increasingly complex challenges in maintaining robust cybersecurity measures. One vital aspect of this endeavor is the ability to effectively analyze and visualize securit...

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404void

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404void's blogs

Recently published

OCI Networking Demystified — Part 2: How the Flexible Load Balancer Really Communicates with Backend Servers

Understanding OCI Dedicated Virtual Machine Hosts (DVH)

OCI Networking Demystified: NSGs, Security Lists, and Load Balancers (Explained Clearly)

Understanding the Amazon Athena Partitioning: Traditional vs Projection

Visualizing Security Lake Log Data: Easy Steps with Athena and QuickSight for AWS Organizations

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404void

About

Available for

404void's blogs

Recently published

OCI Networking Demystified — Part 2: How the Flexible Load Balancer Really Communicates with Backend Servers

Understanding OCI Dedicated Virtual Machine Hosts (DVH)

OCI Networking Demystified: NSGs, Security Lists, and Load Balancers (Explained Clearly)

Understanding the Amazon Athena Partitioning: Traditional vs Projection

Visualizing Security Lake Log Data: Easy Steps with Athena and QuickSight for AWS Organizations