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Re: [PATCH v4 2/3] Support for perf to probe into SDT markers:


* Mark Wielaard <mjw@redhat.com> wrote:

> On Wed, 2013-10-30 at 13:51 +0200, Pekka Enberg wrote:
> > On 10/30/13 12:05 PM, Masami Hiramatsu wrote:
> > > To find all system libraries, we can use ldconfig.
> > >
> > > $ ldconfig --print-cache
> > >
> > > shows what dynamic libraries will be loaded. On my own laptop (running
> > > ubuntu13.04) shows ~1000 libs.
> > 
> > Good point. That definitely narrows down the scanned set.
> 
> It is fast. But that would miss the various libjvm.so variants for 
> example. Or other programs, like libreoffice, which have SDT 
> probes in their internal shared libraries that aren't in the 
> default ldconfig paths.

I suppose those Java libraries ought to show up in 
/etc/prelink.cache though, right?

Thanks,

	Ingo


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