[CentOS] chkconfig question

Sat Dec 14 21:01:33 UTC 2013
me at tdiehl.org <me at tdiehl.org>

On Fri, 13 Dec 2013, Larry Martell wrote:

> On Fri, Dec 13, 2013 at 5:21 PM,  <m.roth at 5-cent.us> wrote:
>> Larry Martell wrote:
>>> On Fri, Dec 13, 2013 at 5:04 PM, Reindl Harald <h.reindl at thelounge.net>
>>> wrote:
>>>> Am 13.12.2013 23:00, schrieb Larry Martell:
>>>>> In the docs for chkconfig it says:
>>>>> More commonly, the service is off by default on all runlevels, which
>>>>> looks like this:
>>>>>
>>>>> # chkconfig: - 20 80
>>>>>
>>>>> But services with a chkconfig entry like that are started at boot time
>>>>> (e.g. mysql, httpd). So when do they get started?
>>>>
>>>> when they are enabled with "chkconfig <service> on"
>>>>
>>>> look at /etc/rc0.d/ to /etc/rc6.d
>>>> chkconfig finally creates symlinks there
>>>
>>> But at what run levels is my question.
>>>
>>> Looking at mysqd, it has:
>>>
>>> # chkconfig: - 64 36
>>>
>>> and I see a S64mysqld link in rc 2, 3, 4, and 5. Why in those 4 dirs?
>>> Will all scripts with - in the chkconfig entry be started at those 4
>>> levels? How is putting - different from putting 2345?
>>
>> Runlevel 0 is poweroff. 1 is single user/maintenance mode. 4, well, no one
>> actually uses 4. And 6 is reboot. So, once the network's up, text mode and
>> X-mode.
>
> Thanks, but what was I wondering was what is the difference between
> putting - and 2345 on the chkconfig entry.

The - means that it is not enabled. The 2345 means that it gets started in
run levels 2, 3, 4 and 5.

Regards,

-- 
Tom			me at tdiehl.org		Spamtrap address	 		me123 at tdiehl.org