Subject: Re: Hung Reboot
To: Wolfgang Rupprecht <wolfgang@wsrcc.com>
From: Tom T. Thai <tomthai@future.net>
List: current-users
Date: 09/03/1997 12:07:24
put it in single user mode and do it then.

On 3 Sep 1997, Wolfgang Rupprecht wrote:

> 
> greywolf@starwolf.starwolf.com (Missing - presumed fed.) writes:
> 
> >  * # installboot /usr/mdec/biosboot.sym /dev/rsd0a
> >  * installboot: open raw partition RW: Device busy
> >  * 
> >  * Should I be in single user mode to do this?  The system seems to run fine
> >  * (so far) with 1.0A bootstrapping codes.
> > 
> > Most emphatically, yes, you should do this in single-user mode.
> > Doing it in multi-user mode can hose your bootblocks in a VERY
> > bad way.
> 
> The interaction between installboot and the secure mode is a major
> pain in the butt.  Whenever I install a newer version of current, I'll
> snapshot the running root and /usr via a newfs, installboot, tar |
> tar, and finally a cd /usr/src , make build.  This has te advantage of
> building a snapshot with a current filesystem and new bootblocks on
> the snapshot disk partitions.  With the "secure" mode, one can't do
> this while I'm running multiuser any more.
> 
> Would it be possible for installboot to temporarily unmount the disk
> partition so that it could write to the raw partition "securely"?  I'm
> somewhat reluctant to turn secure off in my config file.
> 
> -wolfgang
> 
> 
> 


..............          ....................................
Thomas T. Thai          Infomedia Interactive Communications
tom@iic.net             TEL 612.376.9090 * FAX 612.376.9087