Solution to insufficient disk space in linux

1. First, determine whether there is insufficient disk space.

Enter the following command to view the disk information:

df –h

## Obviously: the 40G capacity under the mount point /dev/xvda1 under Filesystem has been exhausted.

The easiest way at this time is to find large and useless files and delete them. The first choice is the log file.

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2. Enter the following command to find the current directory and which folder takes up the most space

du -h --max-depth=1

3. Enter the logs folder

Enter the following command to display the files in order from large to small

ls –lhS

Enter the following command Complete cleanup.

> ./catalina.out

Note: If the process is in use when clearing the log, an error will be reported when using rm -f to delete, or the disk will still be full even if it is deleted, so Using the command to clear the contents of the log file is better than deleting this file.

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