Re: perfctr-2.5.0 released

[Randy.Dunlap]

>
> On 03.11, Mikael Pettersson wrote:
>> Version 2.5.0 of perfctr, the Linux/x86 performance
>> monitoring counters driver, is now available at the usual
>> place: http://www.csd.uu.se/~mikpe/linux/perfctr/
>>
>
> Perhaps this has been asked for a million times, but I'm new to
> perfctrs...
> Is there any tool available to profile a program based on this ?
> I have seen perfex, but that gives total counts. I would like something like
> gprof... We are now optimizing some software and I would like to make my
> colleagues leave Windows (they use Intel's VTune) and go to Linux.
> Or at least compare the same kind of things between VTune on win and
> 'something' in Linux that also uses the counters. They don't seem to trust
> gprof. And, looking at the results, I'm beginning to untrust VTune...

I hope that Mikael knows of some native Linux tools for this.
However, Intel did announce Vtune for Linux recently (might still be
in beta test), and there was a SuSE patch for it posted at
kernelnewbies.org also.  See:

http://www.linuxhardware.org/comments.pl?sid=364&cid=530
http://www.linuxhardware.org/articles/03/01/17/1633229.shtml
http://kernelnewbies.org/kernels/SuSE81/SOURCES/patches.i386/50_vtune-ia32
  (warning: this is for 2.4.19)

or google for "+vtune +linux".

~Randy