A deep dive into Debian 13 /tmp: What's new, and what to do if you don't like it
Debian 13 “Trixie” introduces an important change to /tmp. Traditionally, it’s been just another filesystem, albeit with some special permissions that allows everyone on the system to use it without being able to remove each other’s files. In Trixie, it’s been moved off the disk into memory – specifically a type of memory called tmpfs. To quote the tmpfs man page: The tmpfs facility allows the creation of filesystems whose contents reside in virtual memory. Since the files on such filesystems