[Numpy-discussion] Core dump during numpy.test()

Mathew Yeates myeates@jpl.nasa....
Tue Jul 29 15:21:22 CDT 2008


I am using an ATLAS 64 bit lapack 3.9.1.
My cpu (4 cpus)

-------------------------------------------------
processor       : 0
vendor_id       : GenuineIntel
cpu family      : 6
model           : 23
model name      : Intel(R) Xeon(R) CPU           X5460  @ 3.16GHz
stepping        : 6
cpu MHz         : 3158.790
cache size      : 6144 KB
physical id     : 0
siblings        : 4
core id         : 0
cpu cores       : 4
fpu             : yes
fpu_exception   : yes
cpuid level     : 10
wp              : yes
flags           : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge 
mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm syscall 
nx lm constant_tsc pni monitor ds_cpl vmx est tm2 cx16 xtpr lahf_lm
bogomips        : 6321.80
clflush size    : 64
cache_alignment : 64
address sizes   : 38 bits physical, 48 bits virtual
power management:
-----------------------------------------------------------

A system trace ends with
futex(0xc600bb0, FUTEX_WAKE, 1)   = 0
2655  write(2, ".", 1)                  = 1
2655  futex(0xc600bb0, FUTEX_WAKE, 1)   = 0
2655  futex(0xc600bb0, FUTEX_WAKE, 1)   = 0
2655  futex(0xc600bb0, FUTEX_WAKE, 1)   = 0
2655  futex(0xc600bb0, FUTEX_WAKE, 1)   = 0
2655  futex(0xc600bb0, FUTEX_WAKE, 1)   = 0
2655  futex(0xc600bb0, FUTEX_WAKE, 1)   = 0
2655  --- SIGSEGV (Segmentation fault) @ 0 (0) ---
2655  +++ killed by SIGSEGV +++
----------------------------------------
I get no core file



Robert Kern wrote:
> On Tue, Jul 29, 2008 at 14:16, James Turner <jturner@gemini.edu> wrote:
>   
>> I have built NumPy 1.1.0 on RedHat Enterprise 3 (Linux 2.4.21
>> with gcc 3.2.3 and glibc 2.3.2) and Python 2.5.1. When I run
>> numpy.test() I get a core dump, as follows. I haven't noticed
>> any special errors during the build. Should I post the entire
>> terminal output from "python setup.py install"? Maybe as an
>> attachment? Let me know if I can provide any more info.
>>     
>
> Can you do
>
>   numpy.test(verbosity=2)
>
> ? That will print out the name of the test before running it, so we
> will know exactly which test caused the core dump.
>
> A gdb backtrace would also help.
>
>   




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