If you want to check the total disk space used by a particular directory, use the -s flag. Here, -s flag indicates summary. To display the grand total of directories, add -c flag with DU -sh command.
By default, the du command shows the disk space used by the directory or file. To find the apparent size of a directory, use the –apparent-size option. The “apparent size” of a file is how much data is actually in the file.
How to check drive space on Linux from the command line
- df – reports the amount of disk space used on a file system.
- du – reports the amount of space used by specific files.
- btrfs – reports the amount of space used by a btrfs file system mount point.
How do I copy directories in Linux?
In order to copy a directory on Linux, you have to execute the “cp” command with the “-R” option for recursive and specify the source and destination directories to be copied. As an example, let’s say that you want to copy the “/etc” directory into a backup folder named “/etc_backup”.
How many files are in a directory Linux?
To determine how many files there are in the current directory, put in ls -1 | wc -l. This uses wc to do a count of the number of lines (-l) in the output of ls -1. It doesn’t count dotfiles.
How do I see disk space in Linux?
- How much space do I have free on my Linux drive? …
- You can check your disk space simply by opening a terminal window and entering the following: df. …
- You can display disk usage in a more human-readable format by adding the –h option: df –h. …
- The df command can be used to display a specific file system: df –h /dev/sda2.
How do I check the size of a directory in Unix?
How can I find the size of files and directories on UNIX. just enter du -sk without an argument (gives size of current directory, including subdirectories, in kilobytes). With this command the size of each file in your home directory and the size of each subdirectory of your home directory will be listed.
How do I clear root space in Linux?
Freeing disk space on your Linux server
- Get to the root of your machine by running cd /
- Run sudo du -h –max-depth=1.
- Note which directories are using a lot of disk space.
- cd into one of the big directories.
- Run ls -l to see which files are using a lot of space. Delete any you don’t need.
- Repeat steps 2 to 5.
What is NCDU in Linux?
ncdu (NCurses Disk Usage) is a command line version of the most popular “du command“. It is based on ncurses and provides a fastest way to analyse and track what files and directories are using your disk space in Linux.
Which directory is taking up more space ubuntu?
To discover what’s taking up the used disk space, use du (disk usage). Type df and press enter in a Bash terminal window to get started. You’ll see a lot of output similar to the screenshot below. Using df without any options will display the available and used space for all mounted filesystems.
How do I resolve disk space in Linux?
How to free disk space on Linux systems
- Checking free space. More about Open Source. …
- df. This is the most basic command of all; df can display free disk space. …
- df -h. [[email protected]o-vm1 ~]# df -h. …
- df -Th. …
- du -sh * …
- du -a /var | sort -nr | head -n 10. …
- du -xh / |grep ‘^S*[0-9. …
- find / -printf ‘%s %pn’| sort -nr | head -10.
How do I copy a directory and subdirectories in Linux?
To copy a directory, including all its files and subdirectories, use the -R or -r option. The command above creates the destination directory and recursively copy all files and subdirectories from the source to the destination directory.
How do I make a copy of a file in Linux?
To copy a file with the cp command pass the name of the file to be copied and then the destination. In the following example the file foo. txt is copied to a new file called bar.
How do I copy a Linux command?
Linux Copy File Examples
- Copy a file to another directory. To copy a file from your current directory into another directory called /tmp/, enter: …
- Verbose option. To see files as they are copied pass the -v option as follows to the cp command: …
- Preserve file attributes. …
- Copying all files. …
- Recursive copy.