I think this is what you want...after come cleanup. Test it on a 32 bit
http://msdn.microsoft.com/en-us/library/windows/desktop/aa366770(v=vs.85).aspx
I can put it in my clone if that's better
def windows_memory_usage():
"""Return physical memory usage (float)
Works on Windows platforms only"""
from ctypes import windll
from ctypes.wintypes import byref, Structure, DWORD, sizeof
import ctypes
class MemoryStatus(Structure):
_fields_ = [('dwLength', ctypes.c_uint32), ('dwMemoryLoad',
ctypes.c_uint32),
('dwlTotalPhys', ctypes.c_uint64), ('dwlAvailPhys',
ctypes.c_uint64),
('dwlTotalPageFile', ctypes.c_uint64),
('dwlAvailPageFile', ctypes.c_uint64),
('dwlTotalVirtual', ctypes.c_uint64),
('dwlAvailVirtual', ctypes.c_uint64),
('dwlAvailExtendedVirtual', ctypes.c_uint64),]
memorystatus = MemoryStatus()
memorystatus.dwLength = sizeof(MemoryStatus)
windll.kernel32.GlobalMemoryStatusEx(byref(memorystatus))
return float(memorystatus.dwMemoryLoad)
On Tue, May 15, 2012 at 10:33 AM, Matt Anderson <[email protected]> wrote:
> Correction, calling it from spyder(a working spyder) doesn't crash.
> Calling this function from python/ipython does cause a crash
>
>
> On Tue, May 15, 2012 at 10:29 AM, Matt Anderson <[email protected]>wrote:
>
>> However, importing the windows_memory_usage function and calling it
>> doesn't crash...mine returns 73
>>
>>
>> On Tue, May 15, 2012 at 10:28 AM, Jed Ludlow <[email protected]>wrote:
>>
>>> On Tue, May 15, 2012 at 9:24 AM, Matt Anderson <[email protected]>wrote:
>>>
>>>> Jed wins the prize,
>>>>
>>>> It looks like this function may not be any good on 64 bit systems (in
>>>> utils\system.py)
>>>>
>>>> def windows_memory_usage():
>>>> """Return physical memory usage (float)
>>>> Works on Windows platforms only"""
>>>> from ctypes import windll
>>>> from ctypes.wintypes import byref, Structure, DWORD
>>>> class MemoryStatus(Structure):
>>>> _fields_ = [('dwLength', DWORD), ('dwMemoryLoad', DWORD),
>>>> ('dwTotalPhys', DWORD), ('dwAvailPhys', DWORD),
>>>> ('dwTotalPageFile', DWORD), ('dwAvailPageFile',
>>>> DWORD),
>>>> ('dwTotalVirtual', DWORD), ('dwAvailVirtual',
>>>> DWORD),]
>>>> memorystatus = MemoryStatus()
>>>> windll.kernel32.GlobalMemoryStatus(byref(memorystatus))
>>>> return float(memorystatus.dwMemoryLoad)
>>>>
>>>>
>>> Yes, running system.py as a script produces the same interpreter crash.
>>> Some days ctypes is your friend. Some days it isn't :).
>>>
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>>
>
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