Dante Profeta said:
> The sd0f partition is too big for my needs, and becouse I need a partiton
> where to play with quotas I need to divide this one in two partitions.

No problem at all.

> The sd0f partition is so mapped:
> 
>         SIZE    OFFSET
> sd0f    1141884 921268
> 
> 1 cyl. = 436 sect.
> 
> How can I proceed in this job?

Backup "sd0f", go to single user mode, use "disklabel -e", divide the
partition, change the fstab (sd0g will get sd0h) and restore sd0f.

-- 
Matthias Scheler
tron@sandra.owl.de