setup journaling for root partition

[Mark Felder]

On Tue, 21 May 2013 06:43:34 -0500, saeedeh motlagh  
<saeedeh.motlagh at gmail.com> wrote:

> thanks Julien, but i think it's not true. man page for newfs seys that
> journaling is done via gjournal and in freebsd handbook it says do
> journaling with gjournal for UFS file system.

No, he's right. It's generally not recommended to use gjournal anymore.  
It's still supported for those that have existing implementations and want  
to be able to update their FreeBSD install without breaking their  
filesystems.

UFS' SUJ (soft updates journaling) is what you should be using.