Created Mittwoch 16 Oktober 2019
Total directory size
$ du -k <Directory path> | awk '{print $1}'
-k: Size in Kilobyte (1024 byte)
Total size of defined type of files
$ du -k -c <Directory path>/*.<extension> | tail -1 | awk '{print $1}'
-k: Size in Kilobyte (1024 byte)
-c: Total size
Total storage size
$ df -k <path to dev> | tail -1 | awk '{print $4}'