[mpich-discuss] some questions about MPI

toufik hadjazi h_toufik7 at hotmail.fr
Thu Aug 2 06:39:15 CDT 2012 

Hi Jayesh, I already found an alternative to do UI which Qt. and about the connection that fails between the my PC and the virtual box, you'll find the code attached to this email. best Regards,Toufik > Date: Wed, 1 Aug 2012 09:25:17 -0500
> From: jayesh at mcs.anl.gov
> To: h_toufik7 at hotmail.fr
> CC: mpich-discuss at mcs.anl.gov
> Subject: Re: [mpich-discuss] some questions about MPI
> 
> Hi,
>  Can you send us a sample test code that fails (to compile)?
> 
> Regards,
> Jayesh
> 
> ----- Original Message -----
> From: "toufik hadjazi" <h_toufik7 at hotmail.fr>
> To: jayesh at mcs.anl.gov, mpich-discuss at mcs.anl.gov
> Sent: Sunday, July 29, 2012 11:58:43 AM
> Subject: RE: [mpich-discuss] some questions about MPI
> 
> 
> Hi Jayesh, 
> 
> 
> >>about MFC Project with mpich2, now i am getting the following errors: 
> 
> 
> 
> Error 3 error C2059: syntax error : 'constant' c:\program files\mpich2\include\mpicxx.h 2586 1 MFC 
> Error 2 error C2143: syntax error : missing ';' before 'constant' c:\program files\mpich2\include\mpicxx.h 2586 1 MFC 
> 4 IntelliSense: expected an identifier c:\program files\mpich2\include\mpicxx.h 2586 18 
> Warning 1 warning C4091: 'extern ' : ignored on left of 'const int' when no variable is declared c:\program files\mpich2\include\mpicxx.h 2586 1 MFC 
> 
> 
> when I checked the code of "mpicxx.h", I found that the error was triggered by "MAX_PORT_NAME" I don't know why, because I just included the header "mpi.h" in the project and I didn't do any call to mpi functions? 
> 
> 
> >>about the second one, I am trying to spawn children from my PC to the virtual machine, and yes, I tried the IP Adrresses instead but i got the same error ( unable to connect to otherNode ). 
> 
> 
> Regards, 
> Toufik. 
> 
> 
> 
> > Date: Thu, 26 Jul 2012 11:57:28 -0500 
> > From: jayesh at mcs.anl.gov 
> > To: h_toufik7 at hotmail.fr 
> > CC: mpich-discuss at mcs.anl.gov 
> > Subject: Re: [mpich-discuss] some questions about MPI 
> > 
> > Hi, 
> > 
> > >> ...MPI uses the debugging option "MPI Cluster Debugger", while MFC, probably, uses another... 
> > I am not sure if this is your issue. Look into the dependency libs and the include directories etc. 
> > 
> > >> "unable to connect to otherNode"... 
> > Try specifying the ip addresses instead of hostname. Is this a new cluster (If so, check with your sysadmin to debug your setup)? 
> > 
> > Regards, 
> > Jayesh 
> > 
> > ----- Original Message ----- 
> > From: "toufik hadjazi" <h_toufik7 at hotmail.fr> 
> > To: jayesh at mcs.anl.gov, mpich-discuss at mcs.anl.gov 
> > Sent: Thursday, July 26, 2012 10:38:05 AM 
> > Subject: Re: [mpich-discuss] some questions about MPI 
> > 
> > 
> > Hi Jayesh, 
> > 
> > thanks for your reply. 
> > 
> > > >> 1/ I wanted to configure a MFC project ... 
> > > It would be difficult to guess the source of your problem. One thing I can recommend is performing a diff on the VS proj files. 
> > I think the problem is MPI uses the debugging option "MPI Cluster Debugger", while MFC, probably, uses another. 
> > 
> > 
> > 
> > > >> 2/ Since MPI_Publish_Name doesn't work across applications... 
> > > You can manually write the port name to a file (and read it from other MPI processes). 
> > > Are you referring to MPICH_PORT_RANGE? MPICH_PORT_RANGE specifies the range of ports to be used by the MPICH library (Try specifying a bigger range, say with 10 port numbers). 
> > I am developping a multi client/ multi server application, so saving the port name of each server and client into a file is gonna need a lot of synchronization, that's why i thought that maybe it's gonna be easier if the port was predetermined. 
> > 
> > > >> 3/ I have to launch my application in a remote node... 
> > > Do you have the same username (with the same password) on all the machines/nodes? MPICH uses the same registered username/password to launch processes on all the nodes. 
> > Yes, I have the same username/password on all nodes, and i tried also to run the application as an administrator. 
> > 
> > Regards, 
> > Toufik. 
> > > Date: Thu, 26 Jul 2012 09:57:54 -0500 
> > > From: jayesh at mcs.anl.gov 
> > > To: mpich-discuss at mcs.anl.gov 
> > > CC: h_toufik7 at hotmail.fr 
> > > Subject: Re: [mpich-discuss] some questions about MPI 
> > > 
> > > Hi, 
> > > 
> > > >> 1/ I wanted to configure a MFC project ... 
> > > It would be difficult to guess the source of your problem. One thing I can recommend is performing a diff on the VS proj files. 
> > > 
> > > >> 2/ Since MPI_Publish_Name doesn't work across applications... 
> > > You can manually write the port name to a file (and read it from other MPI processes). 
> > > Are you referring to MPICH_PORT_RANGE? MPICH_PORT_RANGE specifies the range of ports to be used by the MPICH library (Try specifying a bigger range, say with 10 port numbers). 
> > > 
> > > >> 3/ I have to launch my application in a remote node... 
> > > Do you have the same username (with the same password) on all the machines/nodes? MPICH uses the same registered username/password to launch processes on all the nodes. 
> > > 
> > > Regards, 
> > > Jayesh 
> > > 
> > > ----- Original Message ----- 
> > > From: "toufik hadjazi" <h_toufik7 at hotmail.fr> 
> > > To: mpich-discuss at mcs.anl.gov 
> > > Sent: Wednesday, July 25, 2012 11:22:41 AM 
> > > Subject: [mpich-discuss] some questions about MPI 
> > > 
> > > 
> > > 
> > > Hi, 
> > > 
> > > I am working on windows 7 using mpich2-1.4.1-p1. during that, I encountered some problems, which are: 
> > > 
> > > 1/ I wanted to configure a MFC project with MPI using the usual configuration but during the compilation some errors appeared like:"'CDialogEx' : base class undefined 
> > > c:\users\toufik\documents\visual studio 2010\projects\mfcapp\mfcapp\mfcappdlg.h" which didn't appear before the configuration. I don't know if there is some extra 
> > > options to adjust or it follows another method of configuration. 
> > > 
> > > 2/ Since MPI_Publish_Name doesn't work across applications, I want that MPI_Open_port opens a predetermined port (not some random port), when I digged a little, I found 
> > > that there is an environment variable MPI_PORT_RANGE whom could do it, when i tried it (mpiexec -env MPI_PORT_RANGE 1000..1000), nothing happened. 
> > > 
> > > 3/ I have to launch my application in a remote node but that didn't work giving me the error message: "unable to connect to otherNode". what could be the problem, 
> > > knowing that, all firewalls are off and all nodes have the same version of windows 7 and of mpich2. 
> > > 
> > > so, could anyone give some tips to help me with these questions? and thanks. 
> > > Toufik. 
> > > 
> > > _______________________________________________ 
> > > mpich-discuss mailing list mpich-discuss at mcs.anl.gov 
> > > To manage subscription options or unsubscribe: 
> > > https://lists.mcs.anl.gov/mailman/listinfo/mpich-discuss 
 		 	   		  
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