What do you do when an app accessing your log returns an error, or no results at all? Step through this to check your log system.
Consolation
When Time Machine backs up an APFS volume, it works quite differently from the way it did on HFS+. Explored here using log entries from Mojave.
It’s actually even easier to browse the unified log and discover what is going wrong with a reproducible problem. Here’s how.
TCC observed loading overrides during startup, and two typical sequences responding to access requests. Useful tips for fixing problems.
Survey of changes which have occurred since the first version of the unified log in macOS Sierra, with particular emphasis on Mojave.
Natural language parsing, privacy exploring, update investigating, xattr-tweaking, iCloud poking, log browsing: they’re all here for Mojave.
At last: RouteMap performs some analysis on your Signposts, and with the other tools can be used to estimate latency, and look at macOS system performance too.
Picking the right time system for the purpose is critical when you want to analyse very short periods. Sometimes it takes time to discover how to juggle with time.
Blowhole 7 now writes proper Signposts in Mojave, as well as Pseudo-Signposts in Sierra and High Sierra.
A new version of Blowhole, the second alpha of RouteMap, and a complete tutorial toolkit to help you get started using log Signposts from Sierra to Mojave.
The Eclectic Light Company 