How Time Machine backups are launched in Sierra

macOS Sierra doesn’t run periodic backups using a simple mechanism. Here’s the story in full detail.

Blowhole advanced: writing a command tool in Swift 3, and more

Here’s a tool which lets AppleScript and anything else which can run a shell command make an entry in Sierra’s logs.

Here are two log excerpts which should be identical, but only one out of all the entries is actually the same. What is wrong?

Working out why Time Machine backups go wrong isn’t necessarily that different from unravelling classical mythology. In some ways.

Getting deeper into using Sierra’s new logs, and investigating why Time Machine backups become irregular.

Devising strategies for getting the best out of Sierra’s new logs. Or should we just abandon them as a lost cause?

Browsing existing log entries in macOS Sierra is now much easier and more powerful.

Does macOS scheduling fail when it has been running for more than 10 days? Irregular backups suggest that it does.

One way to produce a hypertext document with parallel views of the text in two languages. This gives the reader the option to see one or both.

Significant improvements to Consolation for browsing logs. The others gain proper version numbers and icons.