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Disk Utility

Close, but still no banana: Disk Utility 22.6

Disk Utility version 22.6 in Ventura 13.4 finally tackles bugs running First Aid on APFS volumes. Has it finally solved them?

May 22, 2023 Macs, Technology

What has changed in macOS Ventura 13.4?

The update to macOS Ventura 13.4 is relatively small, and brings several improvements and fixes, including the following […]

May 18, 2023 Macs, Technology, Updates

Volume names, mount points and normalisation

How can you have two volumes in the same APFS container with identical names? How does macOS handle the conflicts?

May 16, 2023 Macs, Technology

Where does macOS get its volume free space figures from?

After studying thousand of log entries in less than 2 seconds, this is how macOS updates its values for purgeable and available space. But who uses them?

April 27, 2023 Macs, Technology

How Ventura space management tracks changes

Deleting two large files from a volume triggered the updating of figures for purgeable and available space within 9 seconds. Yet 6 minutes later, the Finder didn’t show those updated figures.

April 24, 2023 Macs, Technology

Last Week on My Mac: When the numbers don’t add up

One volume has 60 GB of purgeable space, giving 295 GB available; the other has only 15 GB purgeable, so 250 GB available. How can they be in the same container?

April 23, 2023 Macs, Technology

The Finder confuses with wildly inaccurate figures for available space

T T Read More

Good space management doesn’t bring new emoji, but it makes a big difference when the Finder doesn’t give completely inaccurate figures for Available space. A practical demonstration of its gross errors.

April 17, 2023 Macs, Technology

Last Week on My Mac: Finder or loser?

Can we trust the figures the Finder provides for used and available space on a volume? What does it count as purgeable?

April 16, 2023 Macs, Technology

What is purgeable disk space?

When the Finder works out how much space is available on disk, what does it count as being “purgeable”? The answer may surprise you.

April 15, 2023 Macs, Technology

When the Finder’s error exceeds 50%

T T Read More

The Finder reported free space had risen by over 80 GB, that’s more than 50%. It looked like something had wiped some of my media libraries.

April 12, 2023 Macs, Technology

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