How to check which directory used up most of the disk space?
Answer:
For example, assume you are at /usr/local, you want to generate a report on disk space usage on all the sub directories, you can use the following command
# du -k * | sort -n
.
.
14564 share/man/man3
14816 share/man
16624 share/perl/5.10.0
16628 share/perl
33060 share
It will give you a very clear and useful report.
