How to clean cache files in CentOS?

6 months ago

2 minutes

There are several methods to clean cache files in CentOS.

Clean up Yum cache files by using the following command:
Clear all cached package data using sudo yum.
Clean up dnf cache files by using the following command:
Remove all cached files.
Clean up temporary files:
Use the following command to clean up temporary files:
Remove all files and folders in the /tmp directory.
Clean up log files:
Use the following command to clean up log files:
Clear out old log entries that are older than 7 days.
Clean system cache by using the following command:
Execute the “sync” command as a superuser and then write the number 3 to the file located at “/proc/sys/vm/drop_caches”.

Please make sure to confirm if the files can be safely cleared before cleaning the cache to avoid data loss or system errors.