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LogUI build 77 improves readability of log entries

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Displays emoji to indicate the type of each log entry, improves export as Rich Text, and augments fields when copying entries.

October 20, 2025 Macs, Technology, Updates

Inside the Unified Log 4: Log entries

The four types of log entry, all the fields they can contain, and those they are likely to include, shown in the order and colour scheme used in LogUI. Censorship and how to disable it, with a signed profile to do so.

October 6, 2025 Macs, Technology

Is high resolution time available in the log?

It turns out that ‘nanosecond’ times introduced in LogUI are largely artefact. Is higher resolution timing really needed, and how can it be obtained?

May 22, 2025 Macs, Technology

LogUI build 25 replaced by build 27

Improves Signposts feature and makes a couple of minor corrections.

March 4, 2025 Macs, Technology, Updates

LogUI build 25 can select and copy log entries, and more

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Supports both continuous and discontinuous selection of log entries, copy their text contents, Signposts, and smart window and file naming.

March 4, 2025 Macs, Technology, Updates

Log literacy: the power of message types, and Ulbow 1.10

Each log entry has a messageType field, enabling you to obtain and show just more significant entries, and to find errors and faults almost instantly.

February 13, 2023 Macs, Technology, Updates

How quickly can apps and scripts write to the log?

How long does it take to write a Signpost to the unified log? Measuring this is essential if you’re going to use them to measure performance.

September 10, 2020 Macs, Technology

Measuring performance of code using RouteMap, now a Universal App

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Makes it easy to write, harvest and analyse Signposts in the log to measure performance. Important fix for Apple Silicon too.

September 9, 2020 Macs, Technology, Updates

Inside Catalina’s unified log: how has it changed?

Changes since Mojave are subtle. No new fields have been added to the log format, and code-level access is largely undocumented. Console remains at version 1.1.

October 16, 2019 Macs, Technology

Is a VM a good answer for running 32-bit apps in Catalina?

One solution to running 32-bit apps in Catalina is a VM. Here I assess the performance of Parallels Desktop 15. Is it up to the job?

September 16, 2019 Macs, Technology

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