Hello, Having 0 socket isn't an issue. There are normal cases where we find 0 socket: when there is no OS support for counting sockets. I agree that the windows code is supposed to find the number of sockets, but I want to make sure you are not making wrong assumptions on the hwloc output.
Brice Le 07/01/2014 15:40, Eloi Gaudry a écrit : > > Hi Brice, > > > > The issue is related to detecting the number of sockets on the node > running Windows x64 (Windows XP 64-bit). > > The return value from hwloc_get_nbobjs_by_type( htop, HWLOC_OBJ_SOCKET > ) is 0 (on a single socket node, where htop is the successfully loaded > topology, with a right number of cores detected). > > > > Regards, > > Eloi > > > > *From:*hwloc-users [mailto:hwloc-users-boun...@open-mpi.org] *On > Behalf Of *Eloi Gaudry > *Sent:* mardi 7 janvier 2014 09:50 > *To:* Hardware locality user list > *Subject:* Re: [hwloc-users] [windows] build from source using visual > studio > > > > Hi Brice, > > Sorry, I shouldn't speak of missing symbols here. > > You'll find below the cause of the issue (division by zero in > libhwloc-5.dll). > > Regards, > > Eloi > > > > > > 00:00:00.609: GetProcAddress(0x0000000078D40000 > [c:\windows\system32\KERNEL32.DLL], "GetLogicalProcessorInformation") > called from "XXX\bin\LIBHWLOC-5.DLL" at address 0x0000000069E9348D and > returned 0x0000000078DBA120 by thread 1. > > 00:00:00.609: GetProcAddress(0x0000000078D40000 > [c:\windows\system32\KERNEL32.DLL], "GetNumaAvailableMemoryNode") > called from " XXX \bin\LIBHWLOC-5.DLL" at address 0x0000000069E9349C > and returned 0x0000000078DB4B00 by thread 1. > > 00:00:00.609: GetProcAddress(0x0000000078D40000 > [c:\windows\system32\KERNEL32.DLL], "GetNumaAvailableMemoryNodeEx") > called from " XXX \bin\LIBHWLOC-5.DLL" at address 0x0000000069E934AD > and returned NULL by thread 1. Error: The specified procedure could > not be found (127). > > 00:00:00.625: GetProcAddress(0x0000000078D40000 > [c:\windows\system32\KERNEL32.DLL], > "GetLogicalProcessorInformationEx") called from " XXX > \bin\LIBHWLOC-5.DLL" at address 0x0000000069E934BE and returned NULL > by thread 1. Error: The specified procedure could not be found (127). > > 00:00:00.625: LoadLibraryA("kernel32.dll") called from " XXX > \bin\LIBHWLOC-5.DLL" at address 0x0000000069E940CD by thread 1. > > 00:00:00.625: LoadLibraryA("kernel32.dll") returned 0x0000000078D40000 > by thread 1. > > 00:00:00.625: GetProcAddress(0x0000000078D40000 > [c:\windows\system32\KERNEL32.DLL], "VirtualAllocExNuma") called from > " XXX\bin\LIBHWLOC-5.DLL" at address 0x0000000069E940ED and returned > NULL by thread 1. Error: The specified procedure could not be found (127). > > 00:00:00.625: GetProcAddress(0x0000000078D40000 > [c:\windows\system32\KERNEL32.DLL], "VirtualFreeEx") called from " XXX > \bin\LIBHWLOC-5.DLL" at address 0x0000000069E940FD and returned > 0x0000000078D92CB0 by thread 1. > > 00:00:00.625: LoadLibraryA("kernel32.dll") called from " > XXX\bin\LIBHWLOC-5.DLL" at address 0x0000000069E94130 by thread 1. > > 00:00:00.625: LoadLibraryA("kernel32.dll") returned 0x0000000078D40000 > by thread 1. > > 00:00:00.625: GetProcAddress(0x0000000078D40000 > [c:\windows\system32\KERNEL32.DLL], "K32QueryWorkingSetEx") called > from " XXX\bin\LIBHWLOC-5.DLL" at address 0x0000000069E94145 and > returned NULL by thread 1. Error: The specified procedure could not be > found (127). > > 00:00:00.625: LoadLibraryA("psapi.dll") called from " > XXX\bin\LIBHWLOC-5.DLL" at address 0x0000000069E94189 by thread 1. > > 00:00:00.625: LoadLibraryA("psapi.dll") returned 0x000007FF7E1B0000 by > thread 1. > > 00:00:00.625: GetProcAddress(0x000007FF7E1B0000 > [c:\windows\system32\PSAPI.DLL], "QueryWorkingSetEx") called from " > XXX\bin\LIBHWLOC-5.DLL" at address 0x0000000069E9419E and returned > 0x000007FF7E1B2E60 by thread 1. > > 00:00:00.625: First chance exception 0xC0000094 (Integer Divide by > Zero) occurred in " XXX\bin\XXX.EXE" at address 0x0000000141CBF18D by > thread 1. > > 00:00:00.640: Second chance exception 0xC0000094 (Integer Divide by > Zero) occurred in " XXX\bin\XXX.EXE" at address 0x0000000141CBF18D by > thread 1. > > 00:00:00.640: Exited " XXX\bin\XXX.EXE" (process 0x404) with code 128 > (0x80) by thread 1. > > > > > > > > *From:*hwloc-users [mailto:hwloc-users-boun...@open-mpi.org] *On > Behalf Of *Brice Goglin > *Sent:* lundi 6 janvier 2014 21:10 > *To:* Hardware locality user list > *Subject:* Re: [hwloc-users] [windows] build from source using visual > studio > > > > I've been working on adding msvc/cmake support last year (pushed some > msvc-related fixes that are at least in v1.7 and later) but I stopped > at some point because there was not much interest for it, and because > it's not easy to do some automatic testing. > > I am not sure what you mean with windows 6.x and x64, but last time I > checked things seemed to work fine on Windows 7 64bits at least. What > symbols are we using that are not not available anymore? When did they > disappear? > > Brice > > > > Le 06/01/2014 20:59, Eloi Gaudry a écrit : > > Hi, > > > > I was wondering if you could add Visual Studio support to build > hwloc from source. > > Some open source projects (libpng for instance) for instance > distribute a "contrib" folder in the sources where every exotic > platforms get their makefiles-like available. > > I begun to write vcxproj (for Visual Studio 2010 and 2012) a file > ago, but I failed at creating the right autogenerated file used > for configure. > > > > I'm very much interested in building hwloc from source to tune > what hwloc relies on to work. For instance, version-1.7.2 has a > strong dependency on some symbols available on Windows 6.x only. > This means that Windows x64 is not supported. > > > > Regards, > > Eloi > > > > _______________________________________________ > > hwloc-users mailing list > > hwloc-us...@open-mpi.org <mailto:hwloc-us...@open-mpi.org> > > http://www.open-mpi.org/mailman/listinfo.cgi/hwloc-users > > > > > > _______________________________________________ > hwloc-users mailing list > hwloc-us...@open-mpi.org > http://www.open-mpi.org/mailman/listinfo.cgi/hwloc-users
