The Console is, at heart, a log viewer, but it packs in some extra features that make sifting through the vast amounts of data more manageable. Accessing the Console app is as easy as opening it from the Applications Utilities folder. You view log messages using the Console app, log command-line tool, or Xcode debug console. You can also access log messages programmatically using the OSLog framework. The unified logging system is available in iOS 10. And later, macOS 10.12 and later, tvOS 10.0 and later, and watchOS 3.0 and later. Sudo nvram boot-args=' Now macOS will start up normally at each booth unless of course you hit the modifier keys immediately upon hearing the system’s boot chimes. Tip: Using Terminal can be a nice shortcut for starting up a remote Mac in Verbose Mode, especially if it doesn’t have a keyboard attached to it. Just log into a remote Mac. In the current Console, log entries show up as long lines of text. The names of processes and applications are bolded, but that’s about it. In Sierra, Console gets a whole new display. MacOS: VIEW SYSTEM LOGS IN THE CONSOLE APP View System Logs in the Console App. To view your Mac system logs, launch the Console app. You can launch it with Spotlight search by pressing Command+Space, typing “Console,” and then pressing Enter. You’ll also find it at Finder Applications Utilities Console.
Console User Guide
Console compiles various reports that provide general diagnostic data, as well as details about your computer’s operating system and apps. You can access the following reports from the sidebar:
User reports are from apps used by the current user. System reports are from operating system components that affect all users. If you are logged in as an administrator user, you can view all reports. If you are not logged in as an administrator, you can view only user reports.
In the Console app on your Mac, do any of the following:
See alsoView log messages in Console on MacView activities in Console on MacShare log messages, activities, or reports in Console on MacBrowse the log archive in Console on MacShare analytics information from your Mac with Apple
Background
The new Console app in Sierra was a complete redesign, but also came with an entirely new logging mechanism. This changed much about the way logging works on macOS. No longer are there separate files for individual logs, but rather a
Unified Loggingmechanism which centralises the logs into a single database. You can find more information about Unified Logging in the WWDC 2016 session.
https://tzgemx.weebly.com/blog/macos-catalina-keyboard-music-app-not-working. Most notably for users, this change affects the way sensitive information is logged. Where the OS (or the app developer) decides that personal information is being logged, it will replace it with
<private> . This means it cannot be viewed by other apps on the system, but also means the user has no access to it, as shown in the screenshot below. Many processes such as diskarbitrationd <private> their logs so that others cannot read the information made available through the console, avoiding leaking sensitive information.
Show private logs in macOS Catalina 10.15.3+
The following mobile configuration profile will set the required preference. This profile has been code signed and is verified on installation up to 2022.
Installing this profile will immediately make private logs visible in the Console app.
Removal of the profile can be performed through System Preferences in the Profiles.prefPane. Click the minus button in the bottom left with the profile selected to remove it and hide private logs.
Showing private logs in Catalina before 10.15.3
The private_data mode from Sierra up to Mojave appears to have been removed in Catalina, therefore the previous solution to this issue in macOS Catalina no longer works. 1password productivity app mac. However, not all hope is lost. Despite log telling you that private_data is an invalid mode, it’s still possible to enable this.
Saagar Jha has done some excellent research on this and discovered that the private_data mode still exists, but is prevented from being changed unless you’re an Apple developer. Fortunately, a tool was released in the form of some C++ which you can find on their blog. I’ve compiled and code signed this code into a binary which you can download and run:
The binary has three options:
status , enable and disable . Run the binary without providing an option to print its usage.
To print the current status, whether showing the content behind <private> in logs is enabled or disabled, use
status .
To show private logs, run with
enable . This must be run with sudo or as root (no error will be shown without root, but no change will occur).
Showing private logs in SierraHow To View Boot Log
To show all private logs in the macOS Sierra console, run the following command in Terminal:
How To View Boot Log Macos Console AppsHow To View Boot Log Macos Console App Mac
For app developers, to override the OS’s decision on what should be made private and write publicly to the log, use the following format:
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