[GE users] Access to machines

Colin Thomas Colin.Thomas at csr.com
Thu Mar 15 15:18:49 GMT 2007


Hi,

I'm using 6.0u9

Many thanks

/olin

-----Original Message-----
From: Reuti [mailto:reuti at staff.uni-marburg.de] 
Sent: 15 March 2007 15:04
To: users at gridengine.sunsource.net
Subject: Re: [GE users] Access to machines

Am 15.03.2007 um 15:21 schrieb Colin Thomas:

> 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)

Which version of SGE are you using? For me in u7 it's honoring the  
local configuration of each node.

-- Reuti

> 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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