On May 2, 2011, at 7:56 AM, jody wrote:

> Hi Ralph
> 
> Thank You for doing the fix.
> 
> Do you perhaps also have an idea what is going on when i try to start
> xterm (or probably an other X application) on a remote host?
> In this case it is not enough to specify the '--leave-session-attached' 
> option.
> 
> These calls won't open any xterms
>  mpirun -np 4 -host squid_0 -mca plm_rsh_agent "ssh -Y"  -mca
> plm_base_verbose 1 xterm
>  mpirun -np 4 -host squid_0 -mca plm_rsh_agent "ssh -Y"
> --leave-session-attached xterm
>  mpirun -np 4 -host squid_0 -mca plm_rsh_agent "ssh -Y"  -mca
> odls_base_verbose 5 xterm
>  mpirun -np 4 -host squid_0 -mca plm_rsh_agent "ssh -Y"  -mca
> odls_base_verbose 5 --leave-session-attached xterm
> 
> But this will open the xterms:
>  mpirun -np 4 -host squid_0 -mca plm_rsh_agent "ssh -Y"  -mca
> plm_base_verbose 1  --leave-session-attached xterm
> 
> Any verbosity level > 0 will open xterms, but with ' -mca
> plm_base_verbose 0' there are again no xterms.
> 

No earthly idea...this seems to contradict what you had below. You said you 
were seeing the xterms with this cmd line:

>>> I just found that everything works as expected if i use the the
>>> '--leave-session-attached' option (without the debug options):
>>>  jody@chefli ~/share/neander $ mpirun -np 4 -host squid_0 -mca
>>> plm_rsh_agent "ssh -Y"  --leave-session-attached  --xterm 0,1,2,3!
>>> ./HelloMPI
>>> The xterms are also opened if i do not use the '!' hold option.
>> 

Did I miss something?


> Thank You
>  Jody
> 
> On Mon, May 2, 2011 at 2:29 PM, Ralph Castain <r...@open-mpi.org> wrote:
>> 
>> On May 2, 2011, at 2:34 AM, jody wrote:
>> 
>>> Hi Ralph
>>> 
>>> I rebuilt open MPI 1.4.2 with the debug option on both chefli and squid_0.
>>> The results are interesting!
>>> 
>>> I wrote a small HelloMPI app which basically calls usleep for a pause
>>> of 5 seconds.
>>> 
>>> Now calling it as i did before, no MPI errors appear anymore, only the
>>> display problems:
>>>  jody@chefli ~/share/neander $ mpirun -np 1 -host squid_0 -mca
>>> plm_rsh_agent "ssh -Y" --xterm 0 ./HelloMPI
>>>  /usr/bin/xterm Xt error: Can't open display: localhost:10.0
>>> 
>>> When i do the same call *with* the debug option, the xterm appears and
>>> shows the output of HelloMPI!
>>> I attach the output in ompidbg_1.txt (It also works if i call with
>>> '-np 4' and '--xterm 0,1,2,3'
>> 
>> Good!
>> 
>>> 
>>> Calling hostname the same way does not open an xterm (cf. ompidbg_2.txt).
>>> 
>>> If i use the hold-option, the xterm appears with the output of
>>> 'hostrname' (cf. ompidbg_3.txt)
>>> The xterm opens after the line "launch complete for job..." has been
>>> written (line 59)
>> 
>> Okay, that's also expected. Like I said, without the "hold", the output is 
>> generated so quickly that the window just flashes at best. I've had similar 
>> experiences - hence the "hold" option.
>> 
>>> 
>>> I just found that everything works as expected if i use the the
>>> '--leave-session-attached' option (without the debug options):
>>>  jody@chefli ~/share/neander $ mpirun -np 4 -host squid_0 -mca
>>> plm_rsh_agent "ssh -Y"  --leave-session-attached  --xterm 0,1,2,3!
>>> ./HelloMPI
>>> The xterms are also opened if i do not use the '!' hold option.
>> 
>> Okay, I can understand why. The --leave-session-attached option just tells 
>> mpirun to not daemonize the backend daemons - thus leaving the ssh session 
>> alive. The debug options do the same thing, but turn on all the debug output.
>> 
>> The problem is that if you don't leave the ssh session alive, then the xterm 
>> has no way back to your screen. By daemonizing, we severe that connection.
>> 
>> What I should do (and maybe used to do, but it got removed) is automatically 
>> turn "on" the leave-session-attached option if you give --xterm. I can enter 
>> that patch.
>> 
>> Note that this does limit the size of the launch to the number of ssh 
>> sessions the system allows you to have open at the same time. We default to 
>> a limit of 128 nodes, which is likely adequate for an xterm-based debugging 
>> session. However, you can increase it using an mca param (see ompi_info) to 
>> as high as the system allows.
>> 
>> Thanks for helping debug this! I'll add you to the patch list so you can 
>> track it.
>> 
>>> 
>>> What does *not* work is
>>>  jody@aim-triops ~/share/neander $ mpirun -np 2 -host squid_0 -mca
>>> plm_rsh_agent "ssh -Y"  --leave-session-attached  xterm
>>>  xterm Xt error: Can't open display:
>>>  xterm:  DISPLAY is not set
>>>  xterm Xt error: Can't open display:
>>>  xterm:  DISPLAY is not set
>>> 
>>> But then again, this call works (i.e. an xterm is opened) if all the
>>> debug-options are used (ompidbg_4.txt).
>>> Here the '--leave-session-attached' is necessary - without it, no xterm.
>>> 
>>>> From these results i would say that there is no basic mishandling of
>>> 'ssh', though i have no idea
>>> what internal differences the use of the '-leave-session-attached'
>>> option or the debug options make.
>>> 
>>> I hope these observations are helpful
>>>  Jody
>>> 
>>> 
>>> On Fri, Apr 29, 2011 at 12:08 AM, jody <jody....@gmail.com> wrote:
>>>> Hi Ralph
>>>> 
>>>> Thank you for your suggestions.
>>>> I'll be happy to help  you.
>>>> I'm not sure if i'll get around to this tomorrow,
>>>> but i certainly will do so on Monday.
>>>> 
>>>> Thanks
>>>>  Jody
>>>> 
>>>> On Thu, Apr 28, 2011 at 11:53 PM, Ralph Castain <r...@open-mpi.org> wrote:
>>>>> Hi Jody
>>>>> 
>>>>> I'm not sure when I'll get a chance to work on this - got a deadline to 
>>>>> meet. I do have a couple of suggestions, if you wouldn't mind helping 
>>>>> debug the problem?
>>>>> 
>>>>> It looks to me like the problem is that mpirun is crashing or terminating 
>>>>> early for some reason - hence the failures to send msgs to it, and the 
>>>>> "lifeline lost" error that leads to the termination of the daemon. If you 
>>>>> build a debug version of the code (i.e., --enable-debug on configure), 
>>>>> you can get a lot of debug info that traces the behavior.
>>>>> 
>>>>> If you could then run your program with
>>>>> 
>>>>>  -mca plm_base_verbose 5 -mca odls_base_verbose 5 --leave-session-attached
>>>>> 
>>>>> and send it to me, we'll see what ORTE thinks it is doing.
>>>>> 
>>>>> You could also take a look at the code for implementing the xterm option. 
>>>>> You'll find it in
>>>>> 
>>>>> orte/mca/odls/base/odls_base_default_fns.c
>>>>> 
>>>>> around line 1115. The xterm command syntax is defined in
>>>>> 
>>>>> orte/mca/odls/base/odls_base_open.c
>>>>> 
>>>>> around line 233 and following. Note that we use "xterm -T" as the cmd. 
>>>>> Perhaps you can spot an error in the way we treat xterm?
>>>>> 
>>>>> Also, remember that you have to specify that you want us to "hold" the 
>>>>> xterm window open even after the process terminates. If you don't specify 
>>>>> it, the window automatically closes upon completion of the process. So a 
>>>>> fast-running cmd like "hostname" might disappear so quickly that it 
>>>>> causes a race condition problem.
>>>>> 
>>>>> You might want to try a spinner application - i.e.., output something and 
>>>>> then sit in a loop or sleep for some period of time. Or, use the "hold" 
>>>>> option to keep the window open - you designate "hold" by putting a '!' 
>>>>> before the rank, e.g., "mpirun -np 2 -xterm \!2 hostname"
>>>>> 
>>>>> 
>>>>> On Apr 28, 2011, at 8:38 AM, jody wrote:
>>>>> 
>>>>>> Hi
>>>>>> 
>>>>>> Unfortunately this does not solve my problem.
>>>>>> While i can do
>>>>>>  ssh -Y squid_0 xterm
>>>>>> and this will open an xterm on m,y machiine (chefli),
>>>>>> i run into problems with the -xterm option of openmpi:
>>>>>> 
>>>>>>  jody@chefli ~/share/neander $ mpirun -np 4  -mca plm_rsh_agent "ssh
>>>>>> -Y" -host squid_0 --xterm 1 hostname
>>>>>>  squid_0
>>>>>>  [squid_0:28046] [[35219,0],1]->[[35219,0],0]
>>>>>> mca_oob_tcp_msg_send_handler: writev failed: Bad file descriptor (9)
>>>>>> [sd = 8]
>>>>>>  [squid_0:28046] [[35219,0],1] routed:binomial: Connection to
>>>>>> lifeline [[35219,0],0] lost
>>>>>>  [squid_0:28046] [[35219,0],1]->[[35219,0],0]
>>>>>> mca_oob_tcp_msg_send_handler: writev failed: Bad file descriptor (9)
>>>>>> [sd = 8]
>>>>>>  [squid_0:28046] [[35219,0],1] routed:binomial: Connection to
>>>>>> lifeline [[35219,0],0] lost
>>>>>>  /usr/bin/xterm Xt error: Can't open display: localhost:11.0
>>>>>> 
>>>>>> By the way when i look at the DISPLAY variable in the xterm window
>>>>>> opened via squid_0,
>>>>>> i also have the display variable "localhost:11.0"
>>>>>> 
>>>>>> Actually, the difference with using the "-mca plm_rsh_agent" is that
>>>>>> the lines wiht the warnings about "xauth" and "untrusted X" do not
>>>>>> appear:
>>>>>> 
>>>>>>  jody@chefli ~/share/neander $ mpirun -np 4   -host squid_0 -xterm 1 
>>>>>> hostname
>>>>>>  Warning: untrusted X11 forwarding setup failed: xauth key data not 
>>>>>> generated
>>>>>>  Warning: No xauth data; using fake authentication data for X11 
>>>>>> forwarding.
>>>>>>  squid_0
>>>>>>  [squid_0:28337] [[34926,0],1]->[[34926,0],0]
>>>>>> mca_oob_tcp_msg_send_handler: writev failed: Bad file descriptor (9)
>>>>>> [sd = 8]
>>>>>>  [squid_0:28337] [[34926,0],1] routed:binomial: Connection to
>>>>>> lifeline [[34926,0],0] lost
>>>>>>  [squid_0:28337] [[34926,0],1]->[[34926,0],0]
>>>>>> mca_oob_tcp_msg_send_handler: writev failed: Bad file descriptor (9)
>>>>>> [sd = 8]
>>>>>>  [squid_0:28337] [[34926,0],1] routed:binomial: Connection to
>>>>>> lifeline [[34926,0],0] lost
>>>>>>  /usr/bin/xterm Xt error: Can't open display: localhost:11.0
>>>>>> 
>>>>>> 
>>>>>> I have doubts that the "-Y" is passed correctly:
>>>>>>   jody@triops ~/share/neander $ mpirun -np   -mca plm_rsh_agent "ssh
>>>>>> -Y" -host squid_0 xterm
>>>>>>  xterm Xt error: Can't open display:
>>>>>>  xterm:  DISPLAY is not set
>>>>>>  xterm Xt error: Can't open display:
>>>>>>  xterm:  DISPLAY is not set
>>>>>> 
>>>>>> 
>>>>>> ---> as a matter of fact i noticed that the xterm option doesn't work 
>>>>>> locally:
>>>>>>  mpirun -np 4    -xterm 1 /usr/bin/printenv
>>>>>> prints verything onto the console.
>>>>>> 
>>>>>> Do you have any other suggestions i could try?
>>>>>> 
>>>>>> Thank You
>>>>>> Jody
>>>>>> 
>>>>>> On Thu, Apr 28, 2011 at 3:06 PM, Ralph Castain <r...@open-mpi.org> wrote:
>>>>>>> Should be able to just set
>>>>>>> 
>>>>>>> -mca plm_rsh_agent "ssh -Y"
>>>>>>> 
>>>>>>> on your cmd line, I believe
>>>>>>> 
>>>>>>> On Apr 28, 2011, at 12:53 AM, jody wrote:
>>>>>>> 
>>>>>>>> Hi Ralph
>>>>>>>> 
>>>>>>>> Is there an easy way i could modify the OpenMPI code so that it would 
>>>>>>>> use
>>>>>>>> the -Y option for ssh when connecting to remote machines?
>>>>>>>> 
>>>>>>>> Thank You
>>>>>>>>   Jody
>>>>>>>> 
>>>>>>>> On Thu, Apr 7, 2011 at 4:01 PM, jody <jody....@gmail.com> wrote:
>>>>>>>>> Hi Ralph
>>>>>>>>> thank you for your suggestions. After some fiddling, i found that 
>>>>>>>>> after my
>>>>>>>>> last update (gentoo) my sshd_config had been overwritten
>>>>>>>>> (X11Forwarding was set to 'no').
>>>>>>>>> 
>>>>>>>>> After correcting that, i can now open remote terminals with 'ssh -Y'
>>>>>>>>> and with 'ssh -X'
>>>>>>>>> (but with '-X' is till get those xauth warnings)
>>>>>>>>> 
>>>>>>>>> But the xterm option still doesn't work:
>>>>>>>>>  jody@chefli ~/share/neander $ mpirun -np 4 -host squid_0 -xterm 1,2
>>>>>>>>> printenv | grep WORLD_RANK
>>>>>>>>>  Warning: untrusted X11 forwarding setup failed: xauth key data not 
>>>>>>>>> generated
>>>>>>>>>  Warning: No xauth data; using fake authentication data for X11 
>>>>>>>>> forwarding.
>>>>>>>>>  /usr/bin/xterm Xt error: Can't open display: localhost:11.0
>>>>>>>>>  /usr/bin/xterm Xt error: Can't open display: localhost:11.0
>>>>>>>>>  OMPI_COMM_WORLD_RANK=0
>>>>>>>>>  [aim-squid_0:09856] [[54132,0],1]->[[54132,0],0]
>>>>>>>>> mca_oob_tcp_msg_send_handler: writev failed: Bad file descriptor (9)
>>>>>>>>> [sd = 8]
>>>>>>>>>  [aim-squid_0:09856] [[54132,0],1] routed:binomial: Connection to
>>>>>>>>> lifeline [[54132,0],0] lost
>>>>>>>>> 
>>>>>>>>> So it looks like the two processes from squid_0 can't open the 
>>>>>>>>> display this way,
>>>>>>>>> but one of them writes the output to the console...
>>>>>>>>> Surprisingly, they are trying 'localhost:11.0' whereas when i use 
>>>>>>>>> 'ssh -Y' the
>>>>>>>>> DISPLAY variable is set to 'localhost:10.0'
>>>>>>>>> 
>>>>>>>>> So in what way would OMPI have to be adapted, so -xterm would work?
>>>>>>>>> 
>>>>>>>>> Thank You
>>>>>>>>>  Jody
>>>>>>>>> 
>>>>>>>>> On Wed, Apr 6, 2011 at 8:32 PM, Ralph Castain <r...@open-mpi.org> 
>>>>>>>>> wrote:
>>>>>>>>>> Here's a little more info - it's for Cygwin, but I don't see anything
>>>>>>>>>> Cygwin-specific in the answers:
>>>>>>>>>> http://x.cygwin.com/docs/faq/cygwin-x-faq.html#q-ssh-no-x11forwarding
>>>>>>>>>> 
>>>>>>>>>> On Apr 6, 2011, at 12:30 PM, Ralph Castain wrote:
>>>>>>>>>> 
>>>>>>>>>> Sorry Jody - I should have read your note more carefully to see that 
>>>>>>>>>> you
>>>>>>>>>> already tried -Y. :-(
>>>>>>>>>> Not sure what to suggest...
>>>>>>>>>> 
>>>>>>>>>> On Apr 6, 2011, at 12:29 PM, Ralph Castain wrote:
>>>>>>>>>> 
>>>>>>>>>> Like I said, I'm not expert. However, a quick "google" of revealed 
>>>>>>>>>> this
>>>>>>>>>> result:
>>>>>>>>>> 
>>>>>>>>>> When trying to set up x11 forwarding over an ssh session to a remote 
>>>>>>>>>> server
>>>>>>>>>> with the -X switch, I was getting an error like Warning: No xauth
>>>>>>>>>> data; using fake authentication data for X11 forwarding.
>>>>>>>>>> 
>>>>>>>>>> When doing something like:
>>>>>>>>>> ssh -Xl root 10.1.1.9 to a remote server, the authentication worked, 
>>>>>>>>>> but I
>>>>>>>>>> got an error message like:
>>>>>>>>>> 
>>>>>>>>>> 
>>>>>>>>>> jason@badman ~/bin $ ssh -Xl root 10.1.1.9
>>>>>>>>>> Warning: untrusted X11 forwarding setup failed: xauth key data not 
>>>>>>>>>> generated
>>>>>>>>>> Warning: No xauth data; using fake authentication data for X11 
>>>>>>>>>> forwarding.
>>>>>>>>>> Last login: Wed Apr 14 18:18:39 2010 from 10.1.1.5
>>>>>>>>>> [root@RHEL ~]#
>>>>>>>>>> and any X programs I ran would not display on my local system..
>>>>>>>>>> 
>>>>>>>>>> Turns out the solution is to use the -Y switch instead.
>>>>>>>>>> 
>>>>>>>>>> ssh -Yl root 10.1.1.9
>>>>>>>>>> 
>>>>>>>>>> and that worked fine.
>>>>>>>>>> 
>>>>>>>>>> See if that works for you - if it does, we may have to modify OMPI to
>>>>>>>>>> accommodate.
>>>>>>>>>> 
>>>>>>>>>> On Apr 6, 2011, at 9:19 AM, jody wrote:
>>>>>>>>>> 
>>>>>>>>>> Hi Ralph
>>>>>>>>>> No, after the above error message mpirun has exited.
>>>>>>>>>> 
>>>>>>>>>> But i also noticed that it is to ssh into squid_0 and open a xterm 
>>>>>>>>>> there:
>>>>>>>>>> 
>>>>>>>>>>  jody@chefli ~/share/neander $ ssh -Y squid_0
>>>>>>>>>>  Last login: Wed Apr  6 17:14:02 CEST 2011 from chefli.uzh.ch on 
>>>>>>>>>> pts/0
>>>>>>>>>>  jody@squid_0 ~ $ xterm
>>>>>>>>>>  xterm Xt error: Can't open display:
>>>>>>>>>>  xterm:  DISPLAY is not set
>>>>>>>>>>  jody@squid_0 ~ $ export DISPLAY=130.60.126.74:0.0
>>>>>>>>>>  jody@squid_0 ~ $ xterm
>>>>>>>>>>  xterm Xt error: Can't open display: 130.60.126.74:0.0
>>>>>>>>>>  jody@squid_0 ~ $ export DISPLAY=chefli.uzh.ch:0.0
>>>>>>>>>>  jody@squid_0 ~ $ xterm
>>>>>>>>>>  xterm Xt error: Can't open display: chefli.uzh.ch:0.0
>>>>>>>>>>  jody@squid_0 ~ $ exit
>>>>>>>>>>  logout
>>>>>>>>>> 
>>>>>>>>>> same thing with ssh -X, but here i get the same warning/error message
>>>>>>>>>> as with mpirun:
>>>>>>>>>> 
>>>>>>>>>>  jody@chefli ~/share/neander $ ssh -X squid_0
>>>>>>>>>>  Warning: untrusted X11 forwarding setup failed: xauth key data not
>>>>>>>>>> generated
>>>>>>>>>>  Warning: No xauth data; using fake authentication data for X11 
>>>>>>>>>> forwarding.
>>>>>>>>>>  Last login: Wed Apr  6 17:12:31 CEST 2011 from chefli.uzh.ch on ssh
>>>>>>>>>> 
>>>>>>>>>> So perhaps the whole problem is linked to that xauth-thing.
>>>>>>>>>> Do you have a suggestion how this can be solved?
>>>>>>>>>> 
>>>>>>>>>> Thank You
>>>>>>>>>>  Jody
>>>>>>>>>> 
>>>>>>>>>> On Wed, Apr 6, 2011 at 4:41 PM, Ralph Castain <r...@open-mpi.org> 
>>>>>>>>>> wrote:
>>>>>>>>>> 
>>>>>>>>>> If I read your error messages correctly, it looks like mpirun is 
>>>>>>>>>> crashing -
>>>>>>>>>> the daemon is complaining that it lost the socket connection back to 
>>>>>>>>>> mpirun,
>>>>>>>>>> and hence will abort.
>>>>>>>>>> 
>>>>>>>>>> Are you seeing mpirun still alive?
>>>>>>>>>> 
>>>>>>>>>> 
>>>>>>>>>> On Apr 5, 2011, at 4:46 AM, jody wrote:
>>>>>>>>>> 
>>>>>>>>>> Hi
>>>>>>>>>> 
>>>>>>>>>> On my workstation and  the cluster i set up OpenMPI (v 1.4.2) so that
>>>>>>>>>> 
>>>>>>>>>> it works in "text-mode":
>>>>>>>>>> 
>>>>>>>>>>  $ mpirun -np 4  -x DISPLAY -host squid_0   printenv | grep 
>>>>>>>>>> WORLD_RANK
>>>>>>>>>> 
>>>>>>>>>>  OMPI_COMM_WORLD_RANK=0
>>>>>>>>>> 
>>>>>>>>>>  OMPI_COMM_WORLD_RANK=1
>>>>>>>>>> 
>>>>>>>>>>  OMPI_COMM_WORLD_RANK=2
>>>>>>>>>> 
>>>>>>>>>>  OMPI_COMM_WORLD_RANK=3
>>>>>>>>>> 
>>>>>>>>>> but when i use  the -xterm option to mpirun, it doesn't work
>>>>>>>>>> 
>>>>>>>>>> $ mpirun -np 4  -x DISPLAY -host squid_0 -xterm 1,2  printenv | grep
>>>>>>>>>> WORLD_RANK
>>>>>>>>>> 
>>>>>>>>>>  Warning: untrusted X11 forwarding setup failed: xauth key data not
>>>>>>>>>> generated
>>>>>>>>>> 
>>>>>>>>>>  Warning: No xauth data; using fake authentication data for X11 
>>>>>>>>>> forwarding.
>>>>>>>>>> 
>>>>>>>>>>  OMPI_COMM_WORLD_RANK=0
>>>>>>>>>> 
>>>>>>>>>>  [squid_0:05266] [[55607,0],1]->[[55607,0],0]
>>>>>>>>>> 
>>>>>>>>>> mca_oob_tcp_msg_send_handler: writev failed: Bad file descriptor (9)
>>>>>>>>>> 
>>>>>>>>>> [sd = 8]
>>>>>>>>>> 
>>>>>>>>>>  [squid_0:05266] [[55607,0],1] routed:binomial: Connection to
>>>>>>>>>> 
>>>>>>>>>> lifeline [[55607,0],0] lost
>>>>>>>>>> 
>>>>>>>>>>  /usr/bin/xterm Xt error: Can't open display: chefli.uzh.ch:0.0
>>>>>>>>>> 
>>>>>>>>>>  /usr/bin/xterm Xt error: Can't open display: chefli.uzh.ch:0.0
>>>>>>>>>> 
>>>>>>>>>> (strange: somebody wrote his message to the console)
>>>>>>>>>> 
>>>>>>>>>> No matter whether i set the DISPLAY variable to the full hostname of
>>>>>>>>>> 
>>>>>>>>>> the workstation,
>>>>>>>>>> 
>>>>>>>>>> to the IP-Adress of the workstation or simply to ":0.0", it doesn't 
>>>>>>>>>> work
>>>>>>>>>> 
>>>>>>>>>> But i do have xauth data (as far as i know):
>>>>>>>>>> 
>>>>>>>>>> On the remote (squid_0):
>>>>>>>>>> 
>>>>>>>>>>  jody@squid_0 ~ $ xauth list
>>>>>>>>>> 
>>>>>>>>>>  chefli/unix:10  MIT-MAGIC-COOKIE-1  5293e179bc7b2036d87cbcdf14891d0c
>>>>>>>>>> 
>>>>>>>>>>  chefli/unix:0  MIT-MAGIC-COOKIE-1  146c7f438fab79deb8a8a7df242b6f4b
>>>>>>>>>> 
>>>>>>>>>>  chefli.uzh.ch:0  MIT-MAGIC-COOKIE-1  
>>>>>>>>>> 146c7f438fab79deb8a8a7df242b6f4b
>>>>>>>>>> 
>>>>>>>>>> on the workstation:
>>>>>>>>>> 
>>>>>>>>>>  $ xauth list
>>>>>>>>>> 
>>>>>>>>>>  chefli/unix:10  MIT-MAGIC-COOKIE-1  5293e179bc7b2036d87cbcdf14891d0c
>>>>>>>>>> 
>>>>>>>>>>  chefli/unix:0  MIT-MAGIC-COOKIE-1  146c7f438fab79deb8a8a7df242b6f4b
>>>>>>>>>> 
>>>>>>>>>>  localhost.localdomain/unix:0  MIT-MAGIC-COOKIE-1
>>>>>>>>>> 
>>>>>>>>>> 146c7f438fab79deb8a8a7df242b6f4b
>>>>>>>>>> 
>>>>>>>>>>  chefli.uzh.ch/unix:0  MIT-MAGIC-COOKIE-1  
>>>>>>>>>> 146c7f438fab79deb8a8a7df242b6f4b
>>>>>>>>>> 
>>>>>>>>>> In sshd_config on the workstation i have 'X11Forwarding yes'
>>>>>>>>>> 
>>>>>>>>>> I have also done
>>>>>>>>>> 
>>>>>>>>>>   xhost + squid_0
>>>>>>>>>> 
>>>>>>>>>> on the workstation.
>>>>>>>>>> 
>>>>>>>>>> 
>>>>>>>>>> How can i get the -xterm option running?
>>>>>>>>>> 
>>>>>>>>>> Thank You
>>>>>>>>>> 
>>>>>>>>>>  Jody
>>>>>>>>>> 
>>>>>>>>>> _______________________________________________
>>>>>>>>>> 
>>>>>>>>>> users mailing list
>>>>>>>>>> 
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>>>>>>>>>> 
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>>>>>>>>>> 
>>>>>>>>>> 
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>>>>>>>>>> 
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>>>>>>>>>> 
>>>>>>>>>> 
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>>>>>>>>>> 
>>>>>>>>>> 
>>>>>>>>>> 
>>>>>>>>>> 
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>>>>>>>>>> 
>>>>>>>>> 
>>>>>>>> 
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>>>>>>> 
>>>>>>> 
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>>>> 
>>> <ompidbg_1.txt><ompidbg_2.txt><ompidbg_3.txt><ompidbg_4.txt>_______________________________________________
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>> 
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