Root history not saving over reboot 8*

[barbara]

> Al Plant wrote:
> > Several of us on the questions list have not been able to find out if 
> > the problem of history not being saved in the root or usr command 
> > lines has been corrected.
> > I have tried 8* on both i386 and amd64 and it doesnt save across a 
> > reboot on either box. FreeBSD 7.2 does as do the earlier current 
> > versions before approximately June of 8*
> I guess you use 'reboot' to reboot. As this forces a reboot immediately 
> (and closes all terminals), the shell has no chance to terminate 
> 'normally' (i.e., by exit/ctrl-d/logout/etc) - therefore history is not 
> saved.
> 
> Check if the command history is saved if you do "shutdown -r now" and 
> hit ctrl-d immediately. I'd assume it does.
> 

I didn't tried pressing ctrl-d, but I can confirm that the history get lost even using shutdown as I use reboot only sometime in single user.

BTW, isn't ctrl-d the combination for command completion?