Actually,kill sends a signal to a process. Hup, or 1, usually restarts a 
process. However,  it is up to each program to define how it reacts to any 
signal.

The two exceptions are the kill signal (9) and the stop signal (26 I think). 
These signals can not be seen by the program. The OS shuts down or pauses the 
process. 

Jim

Sent from my iPhone

On Nov 24, 2010, at 10:12 AM, Kevin Mattingly <kdmattin...@gmail.com> wrote:

> kill is a unix command for stopping a process. The kill -9 is like yanking 
> the rug out from under something. There is nothing graceful about it. Some 
> processes should never be stopped using it. If you really need to blow a 
> process away, you may just be better off to reboot your mac. 
> 
> Kev
> On Nov 24, 2010, at 12:53 PM, Carolyn wrote:
> 
>> Ah, leave it to Scott to bring us some grace.:)  I haven't a clue what y'all 
>> are talking about.  But I guess I should know this in case Alex ever decides 
>> to give me the silent treatment.  I don't recall an initial post on this but 
>> better save these in a backup for future reference.
>> To all who care:  Happy Thanksgiving
>>  
>> Carolyn
>> ----- Original Message -----
>> From: Scott Granados
>> To: macvisionaries@googlegroups.com
>> Sent: Wednesday, November 24, 2010 10:36 AM
>> Subject: Re: The KillAll command
>> 
>> Whoa -9 and -hup do * not * do the same thing.
>> 
>> 
>> -9 is a kill all with no graceful shutdown.  -HUP is a restart, -1 is a 
>> graceful shutdown.
>> 
>> 
>> On Nov 24, 2010, at 8:41 AM, Geoff Waaler wrote:
>> 
>>> Hi Eric and Nic,
>>> 
>>> Thanks much -- the -9 seems to cause a restart, hence appears to have the 
>>> identical affect of the -hup parm.
>>> 
>>> On Nov 24, 2010, at 3:22 AM, Nicolai Svendsen wrote:
>>> 
>>>> Hi!
>>>> 
>>>> True enough. -HUP accomplishes the same thing, though, but of course the 
>>>> parameters mean something different. I always just use -9 to ensure it 
>>>> actually quits, and it's just as efficient in the long-run. And, it's less 
>>>> parameters to type.
>>>> 
>>>> Regards,
>>>> ic
>>>> GoogleTalk: chojiro1...@gmail.com
>>>> Facebook
>>>> Twitter
>>>> Skype: Kvalme
>>>> MSN Messenger: nico...@home3.gvdnet.dk
>>>> Yahoo! Messenger: cin368
>>>> AIM: cincinster
>>>> 
>>>> On Nov 24, 2010, at 10:08 AM, Eric Oyen wrote:
>>>> 
>>>>> the killall command works. -9 will simply force it to quit. I prefer the 
>>>>> use of killall -HUP VoiceOver as it forces a reset of voiceover without 
>>>>> going through all the issues of restarting it via keystrokes.  btw, you 
>>>>> must capitalize the V and the O otherwise it will not find the process 
>>>>> name.
>>>>> 
>>>>> -Eric
>>>>> 
>>>>> On Nov 24, 2010, at 1:53 AM, Geoff Waaler wrote:
>>>>> 
>>>>>> Greetings,
>>>>>> I meant to reply to one of Nic's recent posts, but  deleted it.  He 
>>>>>> suggested that if VO goes silent one could enter terminal into spotlight 
>>>>>> and then enter -- I forget the exact command but believe it was 
>>>>>> killallall -9 voiceover.
>>>>>> 
>>>>>> I tried this with and without the extra "all" and also tried inserting a 
>>>>>> space between the two alls, but only receive a message that no matching 
>>>>>> processes were found.
>>>>>> 
>>>>>> I'd like to get this right in case I do experience a vo crash.  May not 
>>>>>> have recalled the parm Nic mentioned, but I did use the one he specified 
>>>>>> (which may not have been -9).
>>>>>> 
>>>>>> TIA for any clarification, and best regards.
>>>>>> Geoff
>>>>>> 
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>>>>> 
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>>> 
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