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APFS

Should you trust Disk Utility’s First Aid or fsck?

Third party tools for checking and repairing APFS are still very limited. Is it better to use fsck to check and repair APFS?

September 30, 2019 Macs, Technology

Last Week on My Mac: Why has Apple put snapshots in a straitjacket?

Snapshots are one of the crown jewels of APFS, and very powerful. Why then has Apple made them almost impossible to use?

September 22, 2019 Macs, Technology

The problem with APFS snapshots

Very few apps are able to make APFS snapshots – Time Machine, Carbon Copy Cloner, and SuperDuper! Why aren’t they more accessible?

September 20, 2019 Macs, Technology

Volume recovery using an APFS snapshot

T T Read More

A good way of restoring a volume which has been damaged is from a previous snapshot. How easy is it in practice, though?

September 19, 2019 Macs, Technology

Card tricks with TextEdit, and saving files safely to SSD

Some simple card tricks using TextEdit files demonstrate that most current apps don’t use new features in APFS. But they’re still safe and efficient.

September 12, 2019 Macs, Technology

APFS, safe saves, inodes and the volfs file system

How can you refer to an important file or directory, no matter where it’s moved on a volume, even when it’s renamed?

September 4, 2019 Macs, Technology

Caring for SSDs: TRIM, wear levelling and APFS

Should you enable TRIM, and what is it? Do you need to turn wear levelling on, and what about fragmentation on SSDs? Some mysteries explained.

August 26, 2019 Macs, Technology

Last Week on My Mac: Why isn’t APFS fully supported yet in macOS?

With only sketchy documentation and no open source release, how complete are the tools to support APFS? Are they still “work in progress”?

August 18, 2019 Macs, Technology

Are we ready for Time Machine 2.0 yet?

What do we want? Time Machine backing up to APFS storage. When do we want it? Well, not quite yet.

August 16, 2019 Macs, Technology

Hitting the limits of APFS is both easy and confusing

What’s the minimum size of a container, or a volume, in APFS? The answer can range from 1.05 MB up to 167.8 MB, it appears.

August 12, 2019 Macs, Technology

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