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How to Delete System Log Files on Mac

By Wian LJ | Lasted Updated 2018-06-13 05:52:07
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Do you notice the large space used up on your system? Does it affect your Mac’s performance?
Yes, Do you have the solution to solve this issues?
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Of Course! It could be the system logs clogging up the entire OS. Learn how to delete system log files on Mac with this article below. 

If you are wondering how to delete system log files on Mac and how does it affect the entire operating system, we have compiled all the important information needed including the steps on how to manually and automatically delete the system log files.

clean system log files on mac

System files are meant to be usable and helpful however they build up over time, clogging and taking more space on the Mac which can be an inconvenience to most users.

Part 1. What is System Log on Mac?

All Mac has the system log files. The system logs files to capture and saves the activities of system applications, problems, internal errors, and other services on the Mac which can be sent to developers for debugging purposes.

It usually happens when an application crashes. The system log file is typically smaller files that accumulate a lot of information that takes up tons of space.

However, you can clean up system logs maintain app performance and save some space on your Mac.

system log files

If you have not reported a crashing incident then you can easily delete system log file on Mac by proceeding to the next parts below.

On the other hand, if you have reported a crashing incident, then you have to better wait for the developers to finish their debugging process or until they tell you to do so.

Part 2. Where is System Log files located?

You can easily locate the system log files on MacOS Sierra, OS X El Capitan, and OS X Yosemite, by simply following the steps below:

  1. Launch the Finder on your Mac
  2. Enter: ~/Library/Logs or /var/log folder

You will now see the entire system log files on your Mac.

Use Console

The console is usually used to view the log messages that were accumulated and collected by Mac and as well as other connected devices.

All other communication failures, errors, texts, messages, and system events are also stored inside Console.

If there are issues with the system, you can view the console or the log activities. Other connected devices include iPhone, iPad, Apple Watch, and Apple TV.

You can refer to the color legends below for the statuses:

  • Red- Faults
  • Yellow - Errors
  • Light Gray- Info log messages
  • Dark Gray- Debug log messages

You can view the log messages or activities in the console to check the status of the given item.

If there is a specific log message you are looking for, you can simply press Command-F and it will give you the desired item.

Note: If there is no colored dot then it is the default type of log message

Part 3. How to Delete System Log Files on Mac

You can manually delete system log files on Mac or you can install iMyMac-Cleaner to automatically clean up the entire files without stressing yourself.

Most users are asking if it is safe to delete system log files on Mac all by themselves. Well, we recommend that you should open the log messages first to see if there are programs going crazy and not performing on your Mac.

If you are quite familiar already, then you can choose to delete them manually by following the methods below:

Manually Delete:

To manually delete the system logs, first you must do the following:

  1. Launch the Finder on your Mac
  2. Enter: ~/Library/Logs or /var/log folder
  3. Highlight all files and press “Command+backspace”
  4. Restart Mac

That’s it! You now have cleaned the system log files.

manually delete system log files

Tips:

  • Only remove the files inside the folders but not the folder itself. Some applications may have their system log files located somewhere inside the Mac like the Mail.
  • After manually deleting system log files, and if you want to free some space on your Mac, you can also clean up the Trash folder
  • Some files are stored inside the /var/log but not all the logs inside are safe to remove.

Automatically Delete - Use iMyMac-Cleaner:

To better and safely delete system log files on Mac, you need iMyMac-Cleaner to ensure that the important files are not deleted.

Remember that some files are important so if you are not familiar with how to do it then we recommend that you do automatically use iMyMac-Cleaner to eliminate any unwanted scenarios and issues.

Follow these steps on how to use iMyMac-Cleaner:

Step1: Download iMyMac-Cleaner, follow the onscreen prompts

Step2: Launch iMyMac-Cleaner

Launch the program and check the system status. Select Junk Files on the left side panel menus and click on the Scan button

Scan your system log files

Step3: Select System Log Files to Delete

 Review the items and select desired log files you want to delete. You can also click Re-scan if needed

Choose system log files to delete

Step4: Confirm Clean

Click the Clean button to delete system log files on Mac. All unnecessary files will be deleted.

confirm to clean

iMyMac-Cleaner also includes cleaning application cache, system cache, user logs, trash bin and more. It scans the status of the Mac including the disk usage, CPU, memory usage, etc. 

iMyMac-Cleaner is safe to use and easily cleans up and speeds up your Mac at any time.

Part 4. Summary

You have just learned how to save up a decent amount of space on your Mac by following our suggested methods above.

To ensure that your Mac works on its optimum performance, check and view the system log files for the total accumulated space which can alter its speed.

You can delete system log files on Mac using two options: manually by accessing the system log files folder itself or by using an effective program called iMyMac-Cleaner for auto-cleaning.

As for us, we highly recommend that for better and safer cleanup, use iMyMac-Cleaner. It will scan, sort and clean the system log files without removing the important ones.

This will help you save more time and fewer hassles too!

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