[GE users] 64 bit and 32 bit mix

Reuti reuti at staff.uni-marburg.de
Tue Jun 5 19:13:45 BST 2007


Am 05.06.2007 um 19:30 schrieb John Coldrick:

> On Tuesday 05 June 2007 12:38, Harkins, Bryan [NCSUS] wrote:
>> We have a cluster that's comprised of machines running 32-bit RHEL  
>> 4. Does
>> anyone see any major problems with adding a node that that is running
>> 64-bit RHEL 3?
>
> 	We have a mix of 32 and 64 bit systems on our grid.  Apart from  
> the issues
> Xavier mentioned like having the 32 bit compatible libraries  
> installed, the
> only problem we've run into is related to any in-house .so's that  
> we've
> compiled.  Have to do some fancy footwork with paths and envars if  
> you have
> those being sourced from a common location.  Assuming you're just  
> running
> apps local to each system, you should be fine though.

Therefore I recommend identical paths and using $ARC to distinguish,  
where you ended up:

http://gridengine.sunsource.net/servlets/ReadMsg?list=users&msgNo=20104

You could even use such a setup to set LD_LIBRARY_PATH for the  
necessary .so files.

-- Reuti

> 	Cheers,
>
> 	J.C.
>
> -- 
> John Coldrick                  www.axyzfx.com        Axyz Animation
> 416-504-0425                                         477 Richmond St W
>                                                      Toronto, ON  
> Canada
> jc at axyzfx.com                                        M5V 3E7
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