switch users --> black screen, no response [in 12.04]

[rikona]

Saturday, May 18, 2013, 2:01:00 AM, chris wrote:

> On Fri, 2013-05-17 at 22:21 -0700, rikona wrote:
>> Hello chris,
>> 
>> Friday, May 17, 2013, 2:06:10 PM, chris wrote:

>> 
>> > Try from the keyboard
>> > holding ctr alt syrq  the press in sequence rseiub
>> > This is the sysreq command for a clean shut down and reboot which should
>> > safely close the usb drives.
>> 
>> WOW - that is a keeper! I didn't know about sysreq, but now see how
>> useful it can be.
>> 
>> > has saved my bacon on more than one occasion
>> 
>> I can believe that! Thanks much - that is a really useful piece of
>> info...
>> 
>> -- 
>> 
>>  rikona        
>> 
>> 
> There are other sysreq commands, and I can suggest you can google for
> them

Wikipedia has a good article on the topic with a list of the commands.

-- 

 rikona