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Re: Why is xdm slow to start? OT



What does my display need entropy for? Don't I cause enough chaos
myself? ;-)

Dave


On 27-Apr-2001 Benjamin Black wrote:
>>  > I asked this question a short time ago, but with a (probably)
>>  > unhelpful subject header. I will try again.
>>  > 
>>  > Can anyone give me a clue as to why xdm is very slow to start X
>>  > windowing. I have been using xdm for some time. Recent upgrades
>>  > (to
>>  > testing?) seem to have changed its startup performance.
>> 
>> Yesterday, I upgrade an intel box with woody. To mey display, gdm
>> cease to work. Lauching /etc/init.d/gdm start, nothing seem to
>> happens
>> except a message "starting gdm" and if I switch to vt6, I see an x
>> cursor. After scratching my head for one hour, I decide to throw
>> away
>> gdm and install xdm in place. Just the same, nothing happens after
>> launching /etc/init.d/xdm start, but when I was about to give up,
>> suddenly X start giving me a login console. In desperation, I
>> subscribe and write to debian-user@lists.debian.org and some one
>> told
>> me that
>> 
>> <<I also had this problem when I upgraded to X4.
>> I can't remember exactly what I did, but I think I changed
>> DisplayManager*authorize:  from true to false in
>> /etc/X11/xdm/xdm-config>>
>> 
> 
> 
> in /etc/X11/xdm/xdm-config, change the line
> 
> 
>     DisplayManager*randomFile: /dev/urandom
> 
> 
> to
> 
> 
>     DisplayManager*randomFile: /dev/mem
> 
> 
> your entropy won't be anywhere near as random, but xdm should start
> up
> very fast.  xdm reads about a megabyte from the random file for
> entropy
> data, and that can take a while when reading from /dev/urandom.
> 
> /ben
> 
> 
> -- 
>|_    |_ | _  _ |_   PGP public key:
>|http://www.wilykit.com/wilykit.key
>|_) . |_)|(_|(_ |\          "Never rub another man's rhubarb." --
>|Joker
> 

-- 
----------------------------------
E-Mail: Dave Whiteley <d.l.whiteley@ee.leeds.ac.uk>
Date: 27-Apr-2001
Time: 16:29:39
Phone: 0113 233 2059
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Random .sig :-
Yes, we have consensus that we need 64 bit support.  :-)
             -- Larry Wall in <199710291922.LAA07101@wall.org>

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