[Valgrind-users] Fwd: valgrind problems

[Junchang W. <jun...@gm...>]

Hi list,
Is there anybody who can give ben a exact answer? Thanks.

--Junchang

---------- Forwarded message ----------
From: Junchang Wang <jun...@gm...>
Date: Sat, Apr 3, 2010 at 8:05 PM
Subject: Re: valgrind problems
To: ben...@ya...


Hi ben,

Xeon 5410 was used in my previous work. If I specified the type of L2 cache,
valgrind worked fine. What's your hardware configuration?

I suggest posting your mail on Val...@li... for more
help.

--Junchang



On Fri, Apr 2, 2010 at 9:56 PM, <ben...@ya...> wrote:

> I have read your message about the cache L2. I'm having the same problem
> now when exeuting my code with valgrind:
>  --9181-- warning: Unknown Intel cache config value (0x78), ignoring
> --9181-- warning: L2 cache not installed, ignore L2 results.
> and when i specified my cache L2, i obtain this message:
> valgrind: failed to start tool 'cachgrind--L2=1048576,16,64' for platform
> 'x86-linux': No such file or directory
>
> Please can you tell me how could you resolve this problem, it 'is really
> very important for me and i haven't enough time.
> Thanks a lot in advance.
>

This is my hardware configuration:
processor    : 0
vendor_id    : GenuineIntel
cpu family    : 6
model        : 15
model name    : Intel(R) Pentium(R) Dual  CPU  E2180  @ 2.00GHz
stepping    : 13
cpu MHz        : 1800.000
cache size    : 1024 KB
physical id    : 0
siblings    : 2
core id        : 0
cpu cores    : 2
fdiv_bug    : no
hlt_bug        : no
f00f_bug    : no
coma_bug    : no
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 pbe nx lm constant_tsc
arch_perfmon pebs bts pni monitor ds_cpl est tm2 ssse3 cx16 xtpr lahf_lm
bogomips    : 4020.16
clflush size    : 64

processor    : 1
vendor_id    : GenuineIntel
cpu family    : 6
model        : 15
model name    : Intel(R) Pentium(R) Dual  CPU  E2180  @ 2.00GHz
stepping    : 13
cpu MHz        : 1800.000
cache size    : 1024 KB
physical id    : 0
siblings    : 2
core id        : 1
cpu cores    : 2
fdiv_bug    : no
hlt_bug        : no
f00f_bug    : no
coma_bug    : no
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 pbe nx lm constant_tsc
arch_perfmon pebs bts pni monitor ds_cpl est tm2 ssse3 cx16 xtpr lahf_lm
bogomips    : 4020.30
clflush size    : 64


In addition :
size:1024k, associativity:4, size line: 64
Thanks a lot for your answer.