[SciPy-user] Memory problems with stats.mannwhitneyu

Carlos Scheidegger cscheid@sci.utah....
Thu Jul 26 17:13:16 CDT 2007


> Can you give us similarly-detailed information about the platform you are
> running on? If you used binary builds, also please let us know where you got
> them from, too. We have had problems in the past with numpy not freeing memory
> for array scalars, but I think that was before the 1.0 release.

For whatever it's worth, I see the same issue here, running a plain Ubuntu
Feisty install on AMD64.

$ python
Python 2.5.1 (r251:54863, May  2 2007, 16:27:44)
[GCC 4.1.2 (Ubuntu 4.1.2-0ubuntu4)] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> import scipy
>>> scipy.__version__
'0.5.2'
>>> import numpy
>>> numpy.__version__
'1.0.1'

$ cat /proc/cpuinfo
processor       : 0
vendor_id       : AuthenticAMD
cpu family      : 15
model           : 33
model name      : Dual Core AMD Opteron(tm) Processor 275
stepping        : 2
cpu MHz         : 2210.186
cache size      : 1024 KB
physical id     : 0
siblings        : 2
core id         : 0
cpu cores       : 2
fpu             : yes
fpu_exception   : yes
cpuid level     : 1
wp              : yes
flags           : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca
cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt lm
3dnowext 3dnow pni lahf_lm cmp_legacy
bogomips        : 4423.08
TLB size        : 1024 4K pages
clflush size    : 64
cache_alignment : 64
address sizes   : 40 bits physical, 48 bits virtual
power management: ts fid vid ttp

-carlos


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