Command help?

[Rick Stevens]

Chris Tyler wrote:
> On Fri, 2008-09-26 at 14:16 -0700, Rick Stevens wrote:
>>>> AFAIK, telinit does NOT fire up the /etc/rc.d stuff by itself and that's
>>>> how the K* and S* stuff get run.
>>> As has been pointed out what you say is not true. Changes runlevel
>>> should cause the correct rc* files to run. Check the man page of
>>> telinit.
>> While the man page SAYS it "works closely together with the scripts in
>> the directories /etc/init.d  and /etc/rc{run-level}.d," in my experience
>> it really doesn't.
>>
>> Under the classic scheme (F8 and older), /etc/init.d is a symlink to
>> /etc/rc.d/init.d, which are the TARGETS of symlinks in /etc/rc.d/rc*.d.
>> /etc/rc.d/init.d contains no K* or S* files at all, so I see no way for
>> init to selectively run K* or S* files.  /etc/rc.d/rc is a script that
>> DOES pick up run level changes and invokes the K* and S* scripts
>> selectively.
>>
>> With the new F9 mechanism perhaps it does work.  I'm not running F9
>> yet except in a domU under Xen because, frankly, I don't trust it yet.
>>
>>> There must bew something else that is wrong.
>> Perhaps, but I don't see how it can work "as advertised" with the file
>> layout as it is.  It wouldn't be the first time a man page was
>> incorrect.
> 
> Rick,
> 
> Since you won't listen to anyone else regarding /etc/rc.d/rc, please
> take a couple minutes to prove to yourself that changing the runlevel
> (telinit N or init N) actually does run that script:
> 
> (1) Add this line to /etc/rc.d/rc as the first line before the comments:
> 
> echo "$(date): $0 $*" >>/tmp/rc.log
> 
> (2) Switch runlevels with telinit or init.
> 
> (3) Check the file /tmp/rc.log
> 
> You'll see that /etc/rc.d/rc is in fact being run during the runlevel
> switch:
> 
>  Fri Sep 26 17:53:35 EDT 2008: /etc/rc.d/rc 3
>  Fri Sep 26 17:54:02 EDT 2008: /etc/rc.d/rc 5

I believe you and yes, it does work.  Doesn't explain why daemons that
should be shut down aren't.  I'll have to investigate this further.
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- Rick Stevens, Systems Engineer                      ricks at nerd.com -
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-   To understand recursion, you must first understand recursion.    -
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