[Paraview] Running pvserver 3.14.1 under OS X 10.6 and 10.7

[Utkarsh Ayachit]

That's strange. And you say single pvserver works fine. BTW, 10.7
doesn't include MPI anymore. Did you install it yourself? What
version/variant did you use?

Utkarsh

On Thu, Apr 19, 2012 at 2:16 PM, David Gobbi <david.gobbi at gmail.com> wrote:
> Here is what I see when I run pvserver and paraview:
>
> mpirun -np 2 /Applications/ParaView.app/Contents/bin/pvserver
> Waiting for client...
> Connection URL: cs://sfmrc-678.crha-health.ab.ca:11111
> [ after this, two pvserver processes are running, nothing else is printed ]
>
> In another shell:
>
> /Applications/ParaView.app/Contents/MacOS/paraview
>
> ParaView comes up, and when I try to connect to pvserver, there are no
> errors reported but paraview hangs and doesn't print any information.
>
> If I kill the pvserver processes at this point, then paraview comes
> back to life and prints the following in the "Output Messages" window:
>
> =====
>
> ERROR: In /Users/dgobbi/Work/Kitware/paraview-git/VTK/Parallel/vtkSocketCommunicator.cxx,
> line 812
> vtkSocketCommunicator (0x12819d660): Could not receive tag. 1010580540
>
>
> ERROR: In /Users/dgobbi/Work/Kitware/paraview-git/VTK/Parallel/vtkSocketCommunicator.cxx,
> line 561
> vtkSocketCommunicator (0x12819d660): Endian handshake failed.
>
>
> ERROR: In /Users/dgobbi/Work/Kitware/paraview-git/ParaViewCore/ClientServerCore/vtkTCPNetworkAccessManager.cxx,
> line 321
> vtkTCPNetworkAccessManager (0x10de65350): Failed to connect to
> localhost:11111. Client-Server Handshake failed. Please verify that
> the client and server versions are compatible with each other
>
>
> ERROR: In /Users/dgobbi/Work/Kitware/paraview-git/ParaViewCore/ServerManager/vtkSMSessionClient.cxx,
> line 257
> vtkSMSessionClient (0x123996cc0): Some error in socket processing.
>
> =====
>
> So it seems that paraview is able to find the server, but is unable to
> get it to respond.
>
>  - David
>
>
>
>
> On Thu, Apr 19, 2012 at 11:57 AM, Utkarsh Ayachit
> <utkarsh.ayachit at kitware.com> wrote:
>> David,
>>
>> The 100% CPU for pvserver is expected. It's what the MPI
>> implementation does for waiting processes. The locking when paraview
>> connects is fishy. Any more details there? ANy output text or
>> something?
>>
>> Utkarsh
>>
>> On Thu, Apr 19, 2012 at 11:08 AM, David Gobbi <david.gobbi at gmail.com> wrote:
>>> Hi All,
>>>
>>> I'm having trouble getting pvserver to run on OS X.  If I run just a
>>> single instance of pvserver everything works fine and I'm able to
>>> connect ParaView to it.  But if I do this:
>>>
>>> mpirun -np 4 /path/to/pvserver
>>>
>>> then all the pvserver processes spin their wheels, taking up 100% of
>>> the CPU, and if I try to connect ParaView, then ParaView freezes until
>>> the pvserver processes are killed.  A stack trace of the pvserver
>>> processes yields the following:
>>>
>>> #0  0x00007fff87c77e46 in swtch_pri ()
>>> #1  0x00007fff87d5301f in sched_yield ()
>>> #2  0x000000010f755ab5 in mca_pml_ob1_recv ()
>>> #3  0x00000001091beca8 in MPI_Recv ()
>>> #4  0x0000000102c13f35 in vtkMPICommunicator::ReceiveDataInternal
>>> (this=0x7fff5fbff2a0, data=0x7fff5fbff2a0 "??_?", length=512,
>>> sizeoftype=1606414376, remoteProcessId=-1, tag=1606414672,
>>> info=0x7fff5fbff1c8, useCopy=0, senderId=@0x10f001958) at
>>> vtkMPICommunicator.cxx:269
>>> #5  0x0000000102c13ad8 in vtkMPICommunicator::ReceiveVoidArray
>>> (this=0x7fff5fbff220, data=0x7fff5fbff2a0, maxlength=512,
>>> type=1606414880, remoteProcessId=1606414880, tag=1606414880) at
>>> vtkMPICommunicator.cxx:856
>>> #6  0x0000000102b2c696 in vtkCommunicator::Receive () at
>>> /Users/dgobbi/Work/Kitware/paraview-git/VTK/Parallel/vtkCommunicator.h:544
>>> #7  0x0000000102b2c696 in vtkMultiProcessController::ProcessRMIs
>>> (this=0x10f000240, reportErrors=1606415568, dont_loop=0) at
>>> vtkMultiProcessController.cxx:544
>>> #8  0x0000000102b2cbed in vtkMultiProcessController::ProcessRMIs
>>> (this=0x10f001900) at vtkMultiProcessController.cxx:531
>>> #9  0x0000000100015b5b in RealMain [inlined] () at
>>> /Users/dgobbi/Work/Kitware/paraview-git/CommandLineExecutables/pvserver_common.h:81
>>> #10 0x0000000100015b5b in main (argc=251664640,
>>> argv=0x5fbff29000000001) at pvserver_common.h:21
>>>
>>> This occurs on OS X 10.6 and OS X 10.7.  This is with ParaView 3.14.1,
>>> using the system MPI that is located in /usr/lib, and compiled with
>>> RelWithDebInfo.  The client and server are on the same machine, and
>>> are part of the same build.
>>>
>>> I might be missing some important step, because this is the first time
>>> that I've tried running ParaView in client/server mode.  Any help is
>>> appreciated.
>>>
>>>  - David