Re: [PATCH 1/1] perf archive: Explain how to use the generatedtarball

From: Ingo Molnar
Date: Tue Mar 23 2010 - 15:33:16 EST



* Arnaldo Carvalho de Melo <acme@xxxxxxxxxxxxx> wrote:

> Em Tue, Mar 23, 2010 at 07:49:29PM +0100, Ingo Molnar escreveu:
> > * Arnaldo Carvalho de Melo <acme@xxxxxxxxxxxxx> wrote:
> >
> > > From: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
> > >
> > > [root@doppio ~]# perf archive
> > > Now please run:
> > >
> > > $ tar xvf perf.data.tar.bz2 -C ~/.debug
> > >
> > > wherever you need to run 'perf report' on.
> > > [root@doppio ~]#
> >
> > hm, i think it would be nicer to have a way to both pack and unpack an archive
> > that is in the current directory. Something like:
> >
> > perf archive pack
> > perf archive unpack
> >
> > or so?
>
> Yes, its just that this was easy enough to improve the current situation,
> this is still a shell script that I wrote as a way to show how to do some
> porcelain out of 'perf buildid-list'.
>
> But it probably will be better to have it as a full fledged tool, as I can
> imagine people asking for .tar.xz support, and I also want to be able to
> tell it to strip debugging information, putting there just the symtabs, etc.

Yeah - although we definitely want to keep it relatively simple - robust
archiving and cross-system transport is abot simplicity.

> So if you can get this one in, the current situation would be improved and
> I'll eventually get to implement your suggestion.

Sure, just wanted to mention this.

Ingo
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