How to Find Deleted Files Still Eating Disk Space
df says your disk is 80% full, but du says you’re barely using half, so one…
How to Recover Deleted Files in Linux Before They’re Gone
You deleted a log file mid-session, a running process is still writing to it, and ls…
How to Use fsck to Check and Repair Linux Filesystem Errors
Linux filesystems are responsible for organizing how data is stored and retrieved. Over time – due…
CrowdStrike Services and Agentic MDR Put the Agentic SOC in Reach
Legacy SIEMs, fragmented toolchains, and manual workflows cannot keep up with the scale and complexity of…
How to Create, Extract and List RAR Files in Linux
RAR files, a common compressed file format, are widely used to store and share large amounts…
7 Ways to View Disks and Partitions in Linux
Whether you’re troubleshooting boot issues, preparing to format a drive, or setting up a new disk,…
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…