And the most important fix: the colours of the traffic light indicator are better.
diagnosis
A full explanation of everything that T2M2 analyses and reports, with practical tips on how to interpret and fix.
How scheduling concurrent and background tasks using XPC Activity works, and compares with alternatives such as NSBackgroundActivityScheduler.
Whether you just want to check that Time Machine is backing up properly, or want to diagnose a suspected problem, this is the tool.
Transferring a decision-making guide from a quick flowchart into Tinderbox notes.
When part of the mechanism which schedules and dispatches Time Machine backups fails, those backups become irregular. Here it is shown in a clear diagram.
Diagrams how a routine Time Machine backup is scheduled and dispatched using CTS and DAS.
The first detailed account of how macOS Sierra runs many of its background activities, complete with a diagram.
Improvements to help you see the wood from the trees in your logs.
Has Time Machine started to make irregular backups? Are apps stalling at odd times? This could be just the tool to find out why.
The Eclectic Light Company 