[Mailman-Users] Qmail - huge performance increase (fwd)

[Bernhard R. Erdmann]

> SO... by increasing conf-split to 97 (from the default of 20 something
> afaik), each directory ends up only having a hundred or so files. Doing
> "ls" now is far speedier.

Maybe you want to use a different filesystem - ext2fs uses linear lists
for directories (slow lookups in large directories) but XFS and JFS use
B+Trees - they are a hell faster when operating with thousands of files
in a directory.