[Jiejeing]

Indeed, I had a partition with a huge number of small files in the ext3 era, and reiserfs was the only one even remotely able to perform decently. I stumbled upon it last week and was happy and surprised to see that reiserfs was not removed.

[vidarh]

We had millions of users of a mail service with everything stored in Maildirs. Reiserfs handled it fantastically on hardware ridiculously slow by modern standards. But I've not used it for maybe 15 years...