Re: More on Re: Really changing the hostname

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On 02/15/2013 01:12 PM, Les Mikesell wrote:
> On Fri, Feb 15, 2013 at 12:04 PM, Robert Moskowitz <rgm@xxxxxxxxxxxxxxx> wrote:
>>>> I goofed again after a rebuild from a kickstart so had to rename yet
>>>> again, see below:
>>>>
>>>> On 02/14/2013 01:13 PM, Digimer wrote:
>>>>> On 02/14/2013 01:11 PM, Robert Moskowitz wrote:
>>>>>> I need to change the host name on a test server, and in the past when I
>>>>>> used hostname to change the hostname, it did not seem to change it
>>>>>> everywhere.
>>>>>>
>>>>>> I really don't want to do a rebuild just yet, but I have to feel
>>>>>> confident that hostname is really changed (reboot is not too much of an
>>>>>> issue).
>>>>>>
>>>>>> What is the recommened practice?  Other than get it right the first
>>>>>> time.
>>>>> To make the change permanent, edit /etc/ssyconfig/network and set the
>>>>> desired hostname after HOSTNAME=.
>>>>>
>>>> I did this and rebooted, but /etc/sysconfig/network-scripts/ifcfg-eth0
>>>> was not changed. NetworkManager does not seem to have a dialog for
>>>> changing it there.  I manually edited the file.  When I saved the file,
>>>> NM seems to have noticed the change and auto-restarted the interface.
>>> If you aren't moving this box around onto different networks all the
>>> time just get rid of NetworkManager so it will stop screwing up your
>>> settings.
>> That will take me back a few years in what I am doing! What do I gain with
>> this?
>>
>> Do I just erase NetworkManager for this?
>>
>> In kickstart do I specify to exclude it (-NetworkManager)
>>
>> I go back to 'service network restart'?
> NetworkManager is handy for a laptop where you want to deal with
> different wifi settings and moving around among dhcp networks, but for
> servers you probably don't want it to overwrite your static configs
> and /etc/resolv.conf, etc.   I've usually let it install but then
> service NetworkManger stop
> chkconfig NetworkManager off

And when you edit ifcfg-eth0 what command restarts the interface?

> to keep it from running when I set static configs.  I'm not sure what
> happens if you don't install it at all - that would probably be even
> better.
>

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