How to clean centos garbage

How to clean centos garbage?

First check the disk space usage, use the df command:

df –TH
“dev/mapper/vg_co65-lv_root”这个分区已经使用了93%了。

Cleaning method:

1, cd /usr;

2. du -sh * (See which directory takes up more space);

3. Repeat the first two steps and delete or move it according to the actual situation;

4. Can you run the log?cat /dev/null > file.log"Clear;

5. Find large files (more than 100M)"find / - size 100M -exec ls -lh {} ;", move or uninstall according to the situation, the software package can be uninstalled with "rpm -e", and the file can be deleted with "rm -rf dir";

6. You can also use "du -h --max-depth=1 /path" to query the folder occupation and display the total space occupied by the directory, for example: " du -h --max-depth=1 /var”, when deleting files, be careful not to delete system files.

Related references: centOS tutorial

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