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Apple

Dismal write performance of Disk Images

Three types of Disk Image, encrypted or not, tested when freshly made or used and remounted. So many variations, but only one type of Disk Image can be trusted for writing.

July 7, 2022 Macs, Technology

Why are Disk Images so slow at writing?

A Mac Studio Max has an SSD delivering up to 7.4 GB/s, and a CPU up to 50% faster than a 16-core Xeon. Why does it write an encrypted disk image at the speed of a slow hard disk?

July 5, 2022 Macs, Technology

Last Week on My Mac: Changing anti-malware tools in macOS

Out with the old MRT, and in with the new XProtect Remediator, which seems on a course for full function this fall, with the release of Ventura.

July 3, 2022 Macs, Technology

Should you risk or resist Ventura Public Beta?

Do you have a suitable Mac you could afford to lose completely for a while? Can you restore your Apple silicon Mac in DFU mode? You could be just the right person.

July 2, 2022 Macs, Technology

Apple has pushed updates to XProtect and XProtect Remediator

Apple has just pushed updates to XProtect and XProtect Remediator security software. While XProtect is generally supported by […]

June 30, 2022 Macs, Technology, Updates

Last Week on My Mac: Apple to kill all support for Sierra and earlier

Apple still supports Mavericks, Yosemite, El Capitan and Sierra in Xcode, but the next version intends dropping them. Third-party developers will get the blame.

June 26, 2022 Macs, Technology

Last Week on My Mac: Stuck together or flourishing apart?

So macOS is being swallowed up into iOS? Haven’t you forgotten how iPadOS is trying to establish itself the middle ground between them?

June 19, 2022 Macs, Technology

Apple has just pushed the first solo XProtect Remediator update

The first update to Apple’s new security software delivered outside a macOS update brings a leap in version number suggesting it’s now fully activated in Monterey and later.

June 17, 2022 Macs, Technology, Updates

How might Ventura’s Rapid Security Response work?

How could Ventura apply security patches to itself while still running, and not require a restart? Here’s what is likely to happen.

June 13, 2022 Macs, Technology

Apple has released an update to XProtect, and to Big Sur 11.6.7

Apple has apparently released two updates this evening. Apple’s software update servers have been experiencing sporadic problems around […]

June 9, 2022 Macs, Technology, Updates

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