In Unix and Linux, the global temporary directories are /tmp and /var/tmp. Web browsers periodically write data to the tmp directory during page views and downloads. Typically, /var/tmp is for persistent files (as it may be preserved over reboots), and /tmp is for more temporary files.

Can we delete tmp folder in Linux?

Every Linux system has a directory called /tmp which has mounted with separate file system. … /tmp directory is a directory used to hold temporary files (or session files) when application is running. Those temporary files will be deleted automatically by application once their process is got completed.

What does tmp folder do?

Web servers have a directory named /tmp used to store temporary files. Many programs use this /tmp directory for writing temporary data and generally remove the data when it is no longer needed. Otherwise the /tmp directory is cleared when the server restarts.