How to clean up a Linux disk that is full

1. Check disk usage on Linux

The command is as follows:

df -h

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2. Check the disk usage of the current folder on Linux

The command is as follows:

du -sh /*

3. Delete the file that takes up the largest space, such as the log file. The

command is as follows:

rm -rf 文件名

4. The deleted file may still be used by a process

(1 ) If you know the file name:

lsof | grep nohup.out

Find out what process is using this file, and then kill it to free up space.

(2) If you don’t know the file name:

lsof | grep deleted

This will find all deleted files but the file handle has not been released. Just kill them after they are found.

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