[GE users] Running VMWare in Sun Grid Engine

Alexandre Barras Alexandre.Barras at cerfacs.fr
Tue Jul 20 14:37:26 BST 2004


in fact, VMWARE will not run in an MPICH parallel environment because of 
the reason you gave.

LAM is just another implementation of MPI

Rory_Savage.consultant at peoplesoft.com wrote:

>
>
>
>Ok I am confused, I thought VMWare would "NOT" run in an "MPICH" parallel
>environment because it's internal code was not compiled to use MPICH
>functions, etc.  And I am not sure what "LAM" is.
>
>
>--
>Rory Savage, Charlotte DSI Group
>Product & Technology
>PeopleSoft Inc.
>14045 Ballantyne Corporate Place
>Suite 101
>Charlotte, NC 28277
>Email: rory_savage at peoplesoft.com
>Phone: 704.401.1104
>Fax: 704.401.1240
>
>
>
>                                                                                                                             
>                      "Alexandre Barras"                                                                                     
>                      <Alexandre.Barras@        To:       users at gridengine.sunsource.net                                     
>                      cerfacs.fr>               cc:       (bcc: Rory Savage/Consultant/PeopleSoft)                           
>                                                Subject:  Re: [GE users] Running VMWare in Sun Grid Engine                   
>                      07/20/2004 09:21                                                                                       
>                      AM                                                                                                     
>                      Please respond to                                                                                      
>                      users                                                                                                  
>                                                                                                                             
>
>
>
>
>
>the master node does not run any processes of VMWARE
>Processes are running on the slaves only.
>
>If you do not use Parallel Environnement, VMWARE will run on only one
>slave.
>If you use mpich or lam to run VMWARE, you can run it on several slaves!
>
>
>Rory_Savage.consultant at peoplesoft.com wrote:
>
>
>
>
>      Ron,
>
>      Ok.  Let's say I have one master node, and four slave nodes.  Will
>      sge
>      distribute each instance of VMWare on all four (if all of the machine
>      are
>      technically idle)?  And another question is, will the master node
>      look like
>      a large machine running all of these processes?
>
>      thanks!
>
>      --
>      Rory Savage, Charlotte DSI Group
>      Product & Technology
>      PeopleSoft Inc.
>      14045 Ballantyne Corporate Place
>      Suite 101
>      Charlotte, NC 28277
>      Email: rory_savage at peoplesoft.com
>      Phone: 704.401.1104
>      Fax: 704.401.1240
>
>
>
>
>
>                            "Ron Chen"
>
>                            <ron_chen_123 at yah        To:
>      users at gridengine.sunsource.net,
>                            oo.com>
>      laurence at scalablesystems.com
>                                                     cc:       (bcc: Rory
>      Savage/Consultant/PeopleSoft)
>                            07/20/2004 08:20         Subject:  Re: [GE
>      users] Running VMWare in Sun Grid Engine
>                            AM
>
>                            Please respond to
>
>                            users
>
>
>
>
>
>
>
>      SGE doesn't do process migration.
>
>      You can view SGE as an idle machine finder. After your
>      first VMWare job is done, it will schedule another one
>      to the free node.
>
>       -Ron
>
>      --- Rory_Savage.consultant at peoplesoft.com wrote:
>
>            That's encouraging news.  But with SGE is there
>            "any" situation when a
>            process can not be migrated to another node?
>
>
>
>
>
>
>
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>--
>             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>                  Alexandre Barras - Computing Support Group
>        CERFACS, 42 Av. Coriolis, F-31057 TOULOUSE Cedex 1, FRANCE
>        Tel.: (+33) [0]5 61 19 30 75   Fax: (+33) [0]5 61 19 30 00
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-- 
             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
	     Alexandre Barras - Computing Support Group
        CERFACS, 42 Av. Coriolis, F-31057 TOULOUSE Cedex 1, FRANCE
        Tel.: (+33) [0]5 61 19 30 75   Fax: (+33) [0]5 61 19 30 00

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