What is using my disk space Linux?
df command – Shows the amount of disk space used and available on Linux file systems. du command – Display the amount of disk space used by the specified files and for each subdirectory. btrfs fi df /device/ – Show disk space usage information for a btrfs based mount point/file system.
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. [root@smatteso-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.
What is taking up space ubuntu?
To find out the available and used disk space, use df (disk filesystems, sometimes called disk free). 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.
How do I check disk usage per directory in Linux?
The df and du command line utilities are the two best tools we have to measure disk consumption on Linux. For checking disk usage by folder, the du command is particularly useful. When running du without any extra options, keep in mind that it will check the total disk usage of each subdirectory, individually.
How do I manage disk space in Ubuntu?
Free Up Hard disk space in Ubuntu
- Delete Cached Package Files. Every time you install some apps or even system updates, the package manager downloads and then caches them before installing them, just in case they need to be installed again. …
- Delete Old Linux Kernels. …
- Use Stacer – GUI based System Optimizer.
Which process is using memory Linux?
Checking Memory Usage Using ps Command:
- You can use the ps command to check memory usage of all the processes on Linux. …
- You can check memory of a process or a set of processes in human readable format (in KB or kilobytes) with pmap command. …
- Let’s say, you want to check how much memory the process with PID 917 is using.
How do I clean up Linux?
All three commands contribute to free up disk space.
- sudo apt-get autoclean. This terminal command deletes all . …
- sudo apt-get clean. This terminal command is used to free up the disk space by cleaning up downloaded . …
- sudo apt-get autoremove.
How find large files in Linux?
The procedure to find largest files including directories in Linux is as follows:
- Open the terminal application.
- Login as root user using the sudo -i command.
- Type du -a /dir/ | sort -n -r | head -n 20.
- du will estimate file space usage.
- sort will sort out the output of du command.
How do I clean up Ubuntu?
Steps to Clean Up Your Ubuntu System.
- Remove all the Unwanted Applications, Files and Folders. Using your default Ubuntu Software manager, remove the unwanted applications that you don’t use.
- Remove unwanted Packages and Dependencies. …
- Need to Clean the Thumbnail Cache. …
- Regularly clean the APT cache.
What is sudo apt-get clean?
sudo apt-get clean clears out the local repository of retrieved package files.It removes everything but the lock file from /var/cache/apt/archives/ and /var/cache/apt/archives/partial/. Another possibility to see what happens when we use the command sudo apt-get clean is to simulate the execution with the -s -option.
Can I delete swapfile Ubuntu?
It’s possible to configure Linux to not use the swap file, but it will run much less well. Simply deleting it will probably crash your machine — and the system will then recreate it on reboot anyway. Don’t delete it. A swapfile fills the same function on linux that a pagefile does in Windows.