Hello,
You need to apply a kernel patch for pfmon to work. Are you running on
off-the-shelf 2.6.25?
You can verify if you have perfmon support by looking at:
/sys/kernel/perfmon/version.
If you don't have this file, then you don't have perfmon support in your
kernel.
On Wed, May 28, 2008 at 10:13 AM, Caglar Ozdag <[EMAIL PROTECTED]>
wrote:
> Whatever I try to do with pfmon i get the following error message:
>
> [EMAIL PROTECTED]:/home/caglar# pfmon ls /dev/null
> pfm_create_context error Invalid argument
> can't create perfmon context: Invalid argument(22)
>
>
> Below are my system information:
>
> [EMAIL PROTECTED]:/home/caglar# uname -a
> Linux caglar-notebook 2.6.25.4 #1 SMP Tue May 27 15:49:38 EEST 2008 i686
> GNU/Linux
>
> [EMAIL PROTECTED]:/home/caglar# more /proc/cpuinfo
> processor : 0
> vendor_id : AuthenticAMD
> cpu family : 15
> model : 72
> model name : AMD Turion(tm) 64 X2 Mobile Technology TL-52
> stepping : 2
> cpu MHz : 800.000
> cache size : 512 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 : 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 rdtscp lm
> 3dno
> wext 3dnow pni cx16 lahf_lm cmp_legacy svm extapic cr8_legacy ts fid vid
> ttp tm
> stc
> bogomips : 1608.92
> clflush size : 64
> processor : 1
> vendor_id : AuthenticAMD
> cpu family : 15
> model : 72
> model name : AMD Turion(tm) 64 X2 Mobile Technology TL-52
> stepping : 2
> cpu MHz : 800.000
> cache size : 512 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 : 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 rdtscp lm
> 3dno
> wext 3dnow pni cx16 lahf_lm cmp_legacy svm extapic cr8_legacy ts fid vid
> ttp tm
> stc
> bogomips : 1608.92
> clflush size : 64
>
> ---
>
> My boss is getting very impatient i have to get this working :) Any help is
> appreciated!
>
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