Debian 13 Trixie Moves /tmp Directory to Memory-Based tmpfs Filesystem
By
shaunpud
Baker's choice. Dense with flavour, light on filler.
Summary
Debian 13 "Trixie" introduces a significant change where the /tmp directory is now mounted as tmpfs, meaning it resides in memory (RAM) rather than on disk. This provides faster file access but makes the contents extremely temporary and subject to automatic cleanup. The article explains the technical implications, benefits of speed improvements, and potential issues users might face with this memory-based approach to temporary file storage.
Key quotes
· 5 pulledTraditionally, 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
The tmpfs facility allows the creation of filesystems whose contents reside in virtual memory
Since the files on such filesystems typically reside in RAM, file access is extremely fast
They're also extremely temporary...which is
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