Log

A log is a record of the activity of a computer system, often stored in a particular file.
==Description==
Different operating systems have different conventions and support for storing logs. Unix has the system and the /var/log directory hierarchy, Microsoft Windows uses s. Web servers, for example, typically record information about every page accessed in one or more "web logs".. 2006-04-29.
===Usage by Apple===
Classic Mac OS up through Mac OS 9.x did not have a standardized method of storing log information, which was left up to individual installer and updater utilities to save log files where they saw fit.Where do OS 9 logs belong? by WZZZ, Apple Community. 2009-01-19.
macOS (formerly Mac OS X and derived from NeXTSTEP) uses a method similar to Unix and stores its logging information in the /private/var/log directory, which is hidden from the user by default. There is also a log directory in the Library folder, which is accessible to the user.macOS system log by James Reynolds, Magnusviri. 2021-12-06. In November 2022, a Mac OS X 10.2.2 (Jaguar) update added journaling, a form of logging of disk activity, to the HFS Plus drive format to reduce the likelihood of data corruption following an unexpected power outage, restart, or disconnection.Mac OS X 10.2.2 Gains Journaling by Matthew Rothenberg, eWeek. 2002-11-12. In April 2005, Mac OS X 10.4 (Tiger) introduced Apple System Logger (ASL), replacing the original syslogd daemon.Apple System Logger by tekewin, CommandLineMac. 2008-12-27. Starting with macOS 10.12 (Sierra) and iOS 10 in 2016, Apple switched from Unix-style logs to macOS Unified Logs stored in .tracev3 files. Records of log files can be accessed through the Console utility.How to View the System Log on a Mac by Chris Hoffman, How-To Geek. 2018-07-09.
==References==
==External links==
*Logging and SystemLogging at Apple Developer
**Locate a log file using Console on Mac at Apple Support
**View log messages in Console on Mac
* at Wikipedia
Category:Terms