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From Egor Pasko <egor.pa...@gmail.com>
Subject Re: [drlvm][iprof] Using Profiling Utility ("iprof")
Date Wed, 27 Dec 2006 07:52:28 GMT
On the 0x214 day of Apache Harmony Geir Magnusson, Jr. wrote:
> Is this tuff documented?  Wanna throw it in the wiki or a patch for
> the site?

(...raising the thread from the ashes...)
BTW, recently Nikolay Sidelnikov wrote the draft version of the doc as
a standalone page. Interested parties can look into HARMONY-2865

Armand, you may find it extremely useful :)

Nadya, Sveta, could you, please, look into the doc?..

> Egor Pasko wrote:
> > On the 0x214 day of Apache Harmony Mikhail Fursov wrote:
> >> + Some usage hints:
> >> 1. You can get any stylesheet editor (like Excel), open iprof data and build
> >> graphs from the  colums - and you will have very useful pictures.
> > gnuplot :)
> >
> >> 2. The disadvantage of iprof is that it counts blocks, insts and helpers
> >> calls and does not count time spent in helpers and blocks. You still need
> >> VTune to get this info.
> > 1 more disadvantage: counters are not synchronized resulting in
> > somewhat inaccurate data for multithreaded apps
> >
> 

-- 
Egor Pasko


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