[GE users] only 1 set of Qs will run

reuti reuti at staff.uni-marburg.de
Thu Nov 27 19:05:51 GMT 2008


Am 27.11.2008 um 17:12 schrieb Harry Mangalam:

> Thank you, Reuti,
>
> The qrsh_command is '/usr/bin/ssh -Y' and is working fine on the i32
> nodes.
>
> There are no firewalls in the way at this startup stage.

I asked this, as also ssh will use random ports when used in a SGE  
integration. So the point is the firewall on the remote machines.

> It's an
> academic org so everything is pretty wide open.

I'm also in an academic org, and I hope all is pretty closed ;-)

-- Reuti


> On Thursday 27 November 2008, reuti wrote:
>> Am 27.11.2008 um 04:38 schrieb Harry Mangalam:
>>> I have 2 subclusters, one AMD64, one i32, both running CentOS5.2,
>>> both under control of one SGE 6.2, which is slowly starting to
>>> behave.
>>>
>>> The i32 nodes are running in a private net, along with the
>>> qmaster, which has a public and private interface.
>>>
>>> The AMD64 nodes are running 'remotely' on public IP #s across
>>> campus.
>>
>> Which qrsh_command et al. entries are you using? builtin, rsh or
>> ssh?   Any firewall on the external interface of the login node
>> active?
>>
>> -- Reuti
>
>
>
> -- 
> Harry Mangalam - Research Computing, NACS, E2148, Engineering Gateway,
> UC Irvine 92697  949 824-0084(o), 949 285-4487(c)
> ---
> Good judgment comes from experience;
> Experience comes from bad judgment. [F. Brooks.]
>
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