Re: [RFC 00/12] perf diff: Factor diff command

2012-09-07 Thread Peter Zijlstra
On Thu, 2012-09-06 at 14:25 -0700, Paul E. McKenney wrote: > On Thu, Sep 06, 2012 at 08:41:09PM +0200, Peter Zijlstra wrote: > > On Thu, 2012-09-06 at 17:46 +0200, Jiri Olsa wrote: > > > The 'perf diff' and 'std/hist' code is now changed to allow computations > > > mentioned in the paper. Two of

Re: [RFC 00/12] perf diff: Factor diff command

2012-09-07 Thread Peter Zijlstra
On Thu, 2012-09-06 at 14:25 -0700, Paul E. McKenney wrote: On Thu, Sep 06, 2012 at 08:41:09PM +0200, Peter Zijlstra wrote: On Thu, 2012-09-06 at 17:46 +0200, Jiri Olsa wrote: The 'perf diff' and 'std/hist' code is now changed to allow computations mentioned in the paper. Two of them are

Re: [RFC 00/12] perf diff: Factor diff command

2012-09-06 Thread Paul E. McKenney
On Thu, Sep 06, 2012 at 08:41:09PM +0200, Peter Zijlstra wrote: > On Thu, 2012-09-06 at 17:46 +0200, Jiri Olsa wrote: > > The 'perf diff' and 'std/hist' code is now changed to allow computations > > mentioned in the paper. Two of them are implemented within this patchset: > > 1) ratio

Re: [RFC 00/12] perf diff: Factor diff command

2012-09-06 Thread Peter Zijlstra
On Thu, 2012-09-06 at 17:46 +0200, Jiri Olsa wrote: > The 'perf diff' and 'std/hist' code is now changed to allow computations > mentioned in the paper. Two of them are implemented within this patchset: > 1) ratio differential profiling > 2) weighted differential profiling Seems like a useful

Re: [RFC 00/12] perf diff: Factor diff command

2012-09-06 Thread Jiri Olsa
forgot to mention git repo: git://git.kernel.org/pub/scm/linux/kernel/git/jolsa/linux.git perf/diff8 branch jirka On Thu, Sep 06, 2012 at 05:46:54PM +0200, Jiri Olsa wrote: > hi, > this patchset factors the perf diff command to be usable for > differential profiling following paper from Paul

[RFC 00/12] perf diff: Factor diff command

2012-09-06 Thread Jiri Olsa
hi, this patchset factors the perf diff command to be usable for differential profiling following paper from Paul McKenney: (thanks to Arnaldo for sharing it with me). http://www2.rdrop.com/users/paulmck/scalability/paper/profiling.2002.06.04.pdf The 'perf diff' and 'std/hist' code is now

[RFC 00/12] perf diff: Factor diff command

2012-09-06 Thread Jiri Olsa
hi, this patchset factors the perf diff command to be usable for differential profiling following paper from Paul McKenney: (thanks to Arnaldo for sharing it with me). http://www2.rdrop.com/users/paulmck/scalability/paper/profiling.2002.06.04.pdf The 'perf diff' and 'std/hist' code is now

Re: [RFC 00/12] perf diff: Factor diff command

2012-09-06 Thread Jiri Olsa
forgot to mention git repo: git://git.kernel.org/pub/scm/linux/kernel/git/jolsa/linux.git perf/diff8 branch jirka On Thu, Sep 06, 2012 at 05:46:54PM +0200, Jiri Olsa wrote: hi, this patchset factors the perf diff command to be usable for differential profiling following paper from Paul

Re: [RFC 00/12] perf diff: Factor diff command

2012-09-06 Thread Peter Zijlstra
On Thu, 2012-09-06 at 17:46 +0200, Jiri Olsa wrote: The 'perf diff' and 'std/hist' code is now changed to allow computations mentioned in the paper. Two of them are implemented within this patchset: 1) ratio differential profiling 2) weighted differential profiling Seems like a useful

Re: [RFC 00/12] perf diff: Factor diff command

2012-09-06 Thread Paul E. McKenney
On Thu, Sep 06, 2012 at 08:41:09PM +0200, Peter Zijlstra wrote: On Thu, 2012-09-06 at 17:46 +0200, Jiri Olsa wrote: The 'perf diff' and 'std/hist' code is now changed to allow computations mentioned in the paper. Two of them are implemented within this patchset: 1) ratio differential