[CentOS] xterm clones on VNC problem

Emmanuel Noobadmin centos.admin at gmail.com
Thu Jan 28 13:47:24 UTC 2010


Thanks for the reply. I suppose I should really bite the bullet one of
these days and mess around with nxclient. But due to the pre-holiday
work crunch these couple of weeks, I'll have to live with those clones
for now.

On 1/28/10, Les Mikesell <lesmikesell at gmail.com> wrote:
> On 1/27/2010 11:36 AM, Emmanuel Noobadmin wrote:
>> I've been scratching my head over this one after setting up VNC on
>> another existing server. Followed the instructions here
>> http://wiki.centos.org/HowTos/VNC-Server as usual. It worked
>> initially. However since this server is going to be installed in a
>> rather inconvenient place and having done pretty stupid things before,
>> I decided for the first time to try the portion that says
>>
>> # Add the following line to ensure you always have an xterm available.
>> ( while true ; do xterm ; done )&
>>
>> So that I don't inevitably do something like kill kde and find myself
>> unable to do anything.
>>
>> The problem now is, for some reason, I get 4 xterm window after
>> restarting (or stop/start) vncserver. The symptoms now are
>>
>> 1. Consistently, of the four xterms window, #3 and #4 can be closed.
>> #1 and #2 will resurrect themselves.
>>
>> *** Removing the while loop from /home/user/.vnc/xstartup does not change
>> this.
>>
>> 2. if I comment out this line in /home/user/.vnc/xstartup
>>      exec /etc/X11/xinit/xinitrc
>> I will not get  this problem. At least there will only be one xterm
>> window in what I think is the primitive twm desktop.
>>
>> 3. If I then uncomment the xinitrc line, I get back 4 xterms window
>> after restarting vncserver. It's like KDE is somehow insisting on
>> running that while loop even after I've deleted it from the xstartup
>> file.
>>
>> How do I fix this? Admittedly I could simply minimize the two xterm
>> windows and/or switch virtual desktop and ignore them. but obviously
>> something is wrong and it makes me uncomfortable.
>>
>> Everything is 5.3 standard, I've not touched the default X11 config
>> nor xinitrc. Except I did do an yum update to current.
>
> I'm not sure about this specific issue, but I'd highly recommend using
> freenx instead of vncserver anywhere that it is possible to run nxclient
> or the NX client (windows/mac/linux) from www.nomachine.com on the
> client side.  Performance is much better and the sessions start on
> demand with the option to suspend or not when you disconnect.
>
> --
>    Les Mikesell
>     lesmikesell at gmail.com
>
>
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