Re: 2.6.13-rc2 perfmon2 new code base with MIPS5K/20K support + libpfm available

[Nigel Stephens <nigel@mips.com>]

Philip Mucci wrote:

> perfmon is intended up be used for performance tuning in production
> multiprogrammed environments, although it also has system-wide and
> per-cpu counting modes. So you can have multiple people using the
> counters inside their processes and threads and all the counts are
> preserved as the state and the full 64 bit values are part of the
> process context, for the per-thread monitoring modes.
>  
How does perfmon differ from the perfctr project, which seems to be 
doing something very similar? See http://user.it.uu.se/~mikpe/linux/perfctr/
> Anyways, glad to hear other folks are as interested in performance
> analysis!
>
>  
We most definitely are, in particular we are looking for good tools with 
which to analyse threaded applications running on multi-threading 
hardware. Does this version of perfmon support threaded code?
Nigel