[gclist] Cache performance tools

John Levon levon@movementarian.org
Thu, 29 Aug 2002 20:03:52 +0100

On Thu, Aug 29, 2002 at 12:33:05PM -0500, Manoj Plakal wrote:

> >   Linux: cachegrind (in valgrind), oprofile (, vtune)
> >   Tru64: atom tools; prof, uprofile, hiprof, pixie
> 	http://www.tru64unix.compaq.com/dcpi/
> 	There's DCPI for Alpha/Tru64 that collects
> 	low-level performance info (for the entire
> 	system incuding the OS and shared libraries) 
> 	and also provides tools for correlating all
> 	this info with application code. So you
> 	can quickly zoom into the function in an app which
> 	is causing a bunch of cache misses and
> 	see source/assembly listings annotated with
> 	info from the hardware counters. Cool stuff.

OProfile is heavily influenced by DCPI's design and has much the same
feature set.


"Take the ideas you find useful. Try not to get hung up on the labels."
	- Jonathan S. Shapiro