How to keep unnecessary processes from starting

[Derek Broughton]

NoOp wrote:

> I was getting confused by the resulting error msg from:
> 
> $ ps -auxwwf > ps.txt
> Warning: bad ps syntax, perhaps a bogus '-'? See
> http://procps.sf.net/faq.html
> 

ps is "special".  It takes iirc GNU and BSD options - and while they may
sometimes be the same letter codes, sometimes they aren't.  So 'a' and '-a'
are the same, but 'u' and '-u' aren't, and '-u' expects a user id.
-- 
derek