Background activities scheduled by third-party software currently use launchd, and run the risk of affecting the user. Would GCD be a better choice of dispatcher?
Time Machine
It’s tempting just to put the folder in the Trash. But this could be a quick way to acquire a more complex problem.
Getting GCD to schedule and dispatch a packaged external task, like a backup, is actually straightforward. Here’s how.
An experimental tool to let you schedule background tasks of your own, which are managed by Grand Central Dispatch. First alpha release.
Irregular Time Machine backups are one of Sierra’s great mysteries. It now looks as if they might have been fixed in 10.12.4.
Schedule a periodic task as a Launch Agent. How close to the expected time does macOS actually run it?
Vastly improved over version 1, this now has over 6 MB of Help Book, with extensive reference material and links to online articles too.
Several significant improvements to CSV export to work around issues when importing to Excel and others.
Have you ever wished you could browse your logs in a spreadsheet, or analyse them using a statistics package? Now you can.
You can now save almost all your control settings as defaults. New windows then open with those settings ready for you. A great improvement.
The Eclectic Light Company 