FW: [GE users] Access to machines

Ovid Jacob ovid.jacob at sun.com
Thu Mar 15 14:52:55 GMT 2007


Colin,

Check your PATH settings. Is /usr/openwin/bin before /usr/bin/X11 ?

If it is, try making /usr/bin/X11 come before /usr/openwin/bin
in the PATH.



Colin Thomas wrote:
> Hi (again)
> 
> This might be related the why the qsh does not appear...
> 
> In the cluster configuration we have :
> 
> global xterm -> /usr/openwin/bin/xterm (solaris)
> 
> for the machine we are trying to run a qsh we have:
> 
> machine xterm -> /usr/bin/X11/xterm (linux)
> 
> When the qsh fails to be run (see below) the grid is emailing:
> 
> Shepherd error:
> 03/15/2007 14:02:33 [1723:1813]: unable to find xterm executable
> "/usr/openwin/bin/xterm" for interactive job
> 
> It would appear the global values of xterm is being used in preference
> to the machines value: my comprehensive was that the local machines
> value would override it ? or is this a secondary affect ?
> 
> Confused....
> 
> Best regards
> 
> Colin Thomas
> 
> 
> 
> -----Original Message-----
> From: Colin Thomas [mailto:Colin.Thomas at csr.com] 
> Sent: 15 March 2007 14:04
> To: users at gridengine.sunsource.net
> Subject: RE: [GE users] Access to machines
> 
> Hello reuti
> 
> Many thanks for your suggestion
> 
> |> We want though for them to be able to submit jobs through the grid,  
> |> BUT stop them from casually rsh/ssh'ing into the same node, and  
> |> running applications outside of the grid.
> |SGE doesn't need rsh or ssh. So don't run an rshd on the machines,  
> |and limit the ssh login in sshd_config to some admin users  
> |(AllowUsers reuti).
> 
> We edited the sshd_config file per your suggestion and:
> 
> 1. We can't rsh or ssh onto the machine :-)
> 2. we can qsub jobs to the machine :-)
> 3. When re try to qsh jobs we get :
> 
> waiting for interactive job to be scheduled ...
> Your "qsh" request could not be scheduled, try again later.
> 
> We are assuming the qsh is using ssh then to gain access - Is this the
> case?
> 
> Best regards
> 
> Colin Thoams
> 
> 
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-- 


Regards,
Ovid

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