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HFS+

Last Week on My Mac: Happy birthday APFS

iOS 10.3, released on 27 March 2017, thrust the new file system on a great many unsuspecting users. Apple chose a high risk strategy. Has it paid off?

March 17, 2019 Macs, Technology

Should you add a new APFS Container or Volume?

Adding volumes in APFS is quick and simple. But why would you ever want to add a container to a disk? An exploration of their differences, and when containers are useful.

March 15, 2019 Macs, Technology

How Time Machine makes backups

Detailed comparison of how Time Machine backs up HFS+ and APFS volumes, including its use of local snapshots, with diagrams.

October 17, 2018 Macs, Technology

Fusion Drives in APFS

T T Read More

How does the volume structure differ between Fusion Drives in HFS+ and APFS formats? Does Disk Utility show an accurate picture?

October 15, 2018 Macs, Technology

Booting the Mac: loading boot.efi and Secure Boot

The Mac has completed its self-test routines, and now prepares to load the EFI firmware or ‘boot loader’. Where it finds it, what it needs, and how Secure Boot changes this.

August 10, 2018 Macs, Technology

Disks, partitions, volumes, containers

I’ve got two volumes showing in the Finder. So how come diskutil list tells me I’ve got four disks with a total of 12 partitions?

August 1, 2018 Macs, Technology

APFS comes to Fusion Drives, but there’s no sign of Time Machine 2

Don’t pay too much attention to what Apple wants you to hear, but beware of what it omits to mention. Time Machine 2, perhaps?

June 5, 2018 Macs, Technology

APFS will finally be supported on Fusion Drives – in macOS 10.14 Mojave

Apple has just announced that, at long last, its Fusion Drives will soon support its new file system, […]

June 4, 2018 Macs, Technology

Aliases, links, clones, and Bookmarks

Do you know when it would be best to use a hard link? What’s the difference between a Finder alias and a symbolic link? And where to High Sierra’s new clones fit in?

March 12, 2018 Macs, Technology

Preview any file from a macOS Bookmark, and an oddity in Quick Look

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Preciziun can now open documents from their macOS Bookmarks, and preview them in Quick Look.

March 10, 2018 Macs, Technology

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