# tmpfs

5 Hacker News commenters recommended tmpfs and 0 criticized it, November 2025 to November 2026. It was recommended in 4 of 13 months.

**Verdict:** People recommend tmpfs as a simple way to keep small, rapid writes in RAM, such as small databases, which can extend SSD life.

## Why people recommend it

- Reduces SSD wear on tiny writes (1 comments): "using tmpfs wherever someone can is one way to extend the life of SSD's/NVME for tiny rapid writes" ([source](https://news.ycombinator.com/item?id=46970302))
- Fast when data fits in memory (1 comments): "If your db is small enough to fit in tmpfs, than sure, that is hard to beat." ([source](https://news.ycombinator.com/item?id=46366897))
- Used in production systems (1 comments): "we are doing that in production" ([source](https://news.ycombinator.com/item?id=49217257))
- Seen as the simple answer (1 comments): "See tmpfs for a trivial answer." ([source](https://news.ycombinator.com/item?id=47419186))

## Alternatives hackers recommend

- [ZFS](https://hackerapproved.com/p/zfs.md): 289 recommend
- [Btrfs](https://hackerapproved.com/p/btrfs.md): 105 recommend
- [FUSE](https://hackerapproved.com/p/fuse.md): 18 recommend
- [sshfs](https://hackerapproved.com/p/sshfs.md): 17 recommend

## Cite as

Hacker Approved, "tmpfs", https://hackerapproved.com/p/tmpfs/ (counts from 1,795,640 Hacker News comments, November 2025 to November 2026).