I'd like to illustrate what I expect:
sub foo {
print "in sub foo\n";
bar();
}
sub bar {
print "in sub bar\n";
}
bar();
foo();
should result in this order:
Name Level
main 1
bar 2
foo 2
bar 3
instead of just 3 lines, as in the HTML report.
On Friday, July 26, 2013 9:33:21 AM UTC+2, Tim.Bunce wrote:
>
> On Thu, Jul 25, 2013 at 03:33:52AM -0700,
> [email protected]<javascript:>wrote:
> > Hi,
>
> Hi Holger.
>
> > we from [1]www.plat-forms.org want to use NYTProf as a profiling
> tool. plat_forms is a web development
> > platforms contest and we have several perl solutions, where we want
> use NYTProf to analyze the methods
> > called after an HTTP request is sent.
> >
> > We also have Java and C# solutions, and for the profiling there we
> use yourkit
> > ([2]http://www.yourkit.com). To make the results comparable I want
> to write want to add a reporter that
> > prints similar to the yourkit report. The report is a CSV file with
> the following columns:
> >
> > Name / Filename, Total time, Avg. Time, Own Time, Invocation Count,
> Level
> >
> > One line corresponds to one location that calls a subroutine. If I
> understand the docs correct
> > ([3]Subroutine_Profiling) this is exactly the way NYTProf collects
> data on the methods. The fields total
> > time
> >
> > I was planning to write a reporter that outputs just the CSV I need.
> I am new to NYTProf and I am not
> > sure what is the best way to start this... Is Data.pm the place to
> start? How do I use it to access just
> > the subroutine calls, not the source lines?
>
> The API isn't very stable or documented, as you've discovered.
> The best general approach is to find where the information you want
> is displayed in the nytprofhtml report and then look at the code
> that implements that part of the report.
>
> For example, subroutine_table(), when called with no $fi arg, iterates
> over all the subs, and report_src_line() has code that iterates over
> all the callers to subs defined on a line and all the calls made to subs
> by a line. See also bin/nytprofcg.
>
> Those should get you started.
>
> Have fun!
>
> Tim.
>
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