How to Use Rsync Command: 16 Examples for Linux File Sync
In this article, you will learn how to copy, sync, backup, and transfer files locally and…
VCF 9.0 GA Mental Model Part 6: Topology and Identity Boundaries for Single Site, Dual Site, and Multi-Region
TL;DR Scope: VMware Cloud Foundation 9.0.0.0 GA (primary platform build 24703748) and the associated 9.0 GA…
VCF 9.0 GA Mental Model Part 5: Topology Patterns for Single Site, Two Sites, and Multi-Region
TL;DR Identity is not a “later” decision. It is a boundary decision. The hierarchy you should…
VCF 9.0 GA Mental Model Part 4: Fleet Topologies and SSO Boundaries (Single Site, Dual Site, Multi-Region)
TL;DR This post targets VCF 9.0 GA only: VCF 9.0 (17 JUN 2025) build 24755599, with…
Convert Azure VMs from Unmanaged to Managed Disks: A Production-Ready Runbook
TL;DR Converting a VM to managed disks is usually operationally straightforward: deallocate, convert, start, validate. The…
Azure Unmanaged Disks Retirement: How to Tell If You’re at Risk Before End of March 2026
TL;DR If any Azure IaaS VM in your estate still uses unmanaged disks, it is on…
VCF 9.0 GA Mental Model Part 3: Day-0 to Day-2 Ownership Across Fleets, Instances, and Domains
TL;DR A) One fleet, one instance, stretched where justified In VCF 9.0, identity is not a…
VCF 9.0 GA Mental Model Part 2: Fleet Services vs Instance Management Planes (and Who Owns What)
TL;DR Practical implication: if fleet services are impaired, governance and workflows degrade, but the instance-level control…
VCF 9.0 GA Mental Model Part 1: Fleets, Instances, Domains, and the Fleet Management Layer
TL;DR This is the “where do we do the thing” map you want in every runbook….
CrowdStrike Falcon Scores Perfect 100% in SE Labs’ Most Challenging Ransomware Test
SE Labs employed both direct attacks and deep attacks. Test results and the feedback of third-party…
How to Execute MySQL Queries via Linux Terminal
If you are in charge of managing a database server, from time to time you may…
How to Install aaPanel Hosting Control Panel in Ubuntu 24.04
Managing a web server through command-line alone can feel like you’re juggling too many things at…
Ransomware Reality: Business Confidence Is High, Preparedness Is Low
AI-enhanced social engineering poses particular challenges. Attackers use generative AI to craft contextually appropriate phishing emails…
10 MySQL Interview Questions Every DBA Must Know
In our previous articles, we’ve covered MySQL interview questions for beginners and intermediate users, and the…
How to Install Unison File Synchronizer for Two-Way File Sync on Linux
Keeping files in sync across multiple machines is a common task for Linux users. You might…