hiberfil.sys, pagefile.sys and Friends: Windows' Hidden Multi-GB Files
The large Windows files you never see in Explorer - hibernation, page file, shadow copies, memory dumps and WinSxS - what each is for, and which can go.
Engineering & Storage Guides
DriveXos Blog
Deep dives on disk architecture, developer caches, safe filesystem cleanup, and reclaiming gigabytes on Windows & Mac.
How Much Free Space to Leave on SSD?
How DriveXos helps you understand SSD usage, find large files and recover storage headroom with a clear cleanup preview.
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Which File Contains Contents of the RAM as a Windows Computer Uses All Its Memory?
Understand pagefile.sys and how DriveXos helps explain Windows disk usage while keeping cleanup focused on appropriate files.
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Is It Safe to Delete Temp Files Windows 11?
How DriveXos helps assess Windows 11 temporary files with cleanup previews, risk information and protection for important system locations.
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Your C: Drive Is Full on Windows 11: A Calm, Ordered Fix
A step-by-step order of work for a full Windows 11 system drive, from the safe wins to the ones that need thought - and what to leave alone.
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Recycle Bin, Trash, and the Deletions You Cannot Undo
Which deletions are reversible on Windows and macOS, which quietly skip the bin, and why recovery tools rarely help on an SSD.
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Xcode, Android Studio and Unity: Reclaiming Build Caches on a Mac
Derived data, simulator runtimes, Gradle caches, AVDs and Unity Library folders: where a developer Mac loses 100 GB, and the safe way to get it back.
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How Much Free Space Does an SSD Actually Need?
Why a nearly full SSD slows down, how much headroom is worth keeping, and which maintenance habits from the hard-drive era to drop.
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Treemap or Folder List? How to Read a Full Drive in 60 Seconds
A treemap shows shape, a folder list shows numbers. Here is how to use both to find the folder responsible for a full drive in about a minute.
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Mac Storage: What “System Data” Really Is, and How to Shrink It
Why System Data on a Mac grows to tens of gigabytes: local Time Machine snapshots, caches, iOS backups and developer files - and which ones are safe to clear.
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Windows Temp Files: What Is Safe to Delete in 2026
Which Windows temporary files you can delete safely, which ones come straight back, and which folders you should leave alone - with the real locations on Windows 11.
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Optimizing WSL2 Disk Usage: Compacting Ext4 Virtual Hard Disks (.vhdx)
Why deleting files inside your Ubuntu WSL2 distribution never frees space on your Windows C: drive. Learn how dynamic VHDX expansion works and step-by-step compacting commands.
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How Much Space Should System Data Take Up on Mac?
How DriveXos helps explain a large Mac System Data total through folder sizes, large files and supported cleanup categories.
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Docker.raw Is Huge on Mac
How DriveXos helps explain Docker storage on Mac with image, container and build-cache analysis and reviewed Docker-aware cleanup.
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How to See System Data on Mac
How DriveXos makes Mac storage easier to understand with a visual treemap, folder breakdowns and a view of large files.
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Windows Temp Folder
How DriveXos helps explain Windows temporary storage, compare it with other disk usage and review cleanup candidates before removal.
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Hunting Down Duplicate Files: Why SHA-256 Beats Naive Filename Matching
Renamed photos, copied downloads, and identical videos with different timestamps deceive naive tools. Here is how multi-stage chunk hashing guarantees bit-for-bit duplicate discovery.
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Why Safe Storage Analyzers Must Always Pass Authorisation Gates
Aggressive cleaning utilities often brick development environments by blindly wiping files. Explore the 3-tier safety gate architecture that protects your active source code.
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Docker Desktop on Windows & Mac: Where Did All My Disk Space Go?
Dangling images, intermediate layer caches, and BuildKit artifacts quietly consume 60GB+ inside Docker's virtual disk. Here is how to prune layers and reclaim actual SSD storage.
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How node_modules Quietly Eats 50GB+ of Your SSD (And How to Reclaim It)
Every tutorial and side project leaves behind hundreds of megabytes of nested packages. Why Windows Explorer chokes on them, and how project markers enable instant safe pruning.
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