How to Copy Millions of Files Faster in Linux
You’ve been copying files with cp for years, and if you’re moving a 50GB backup or…
SSH Dropped and Killed Your Job? Here’s the Fix
You’ve been running a long rsync job or a Python script on a remote server only…
How to Avoid Retyping Long Commands in Linux
Ctrl+R and fc let you find, recall, and edit any command from your bash history in…
hyperfine: Find Linux Command Execution Time Accurately
hyperfine is a command-line benchmarking tool that runs your commands repeatedly, collects timing data across multiple…
mktemp: Create Secure Temporary Files Easily in Linux
The mktemp command in Linux creates temporary files and directories with unique, unpredictable names, which is…
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…
After You Migrate: Cleanup, Governance, and Preventing Unmanaged Disks from Coming Back
TL;DR Converting disks is not the finish line. Your real goal is a new steady state:…
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…
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…