On Mon, Jun 20, 2016 at 7:18 PM, Namhyung Kim <namhy...@kernel.org> wrote: > > Hi Arnaldo, > > On Mon, Jun 20, 2016 at 07:23:20PM -0300, Arnaldo Carvalho de Melo wrote: > > Hi Ingo, > > > > Please consider pulling, > > > > - Arnaldo > > > > The following changes since commit 02469a95096a549508c5adf61d84a1d72851c85b: > > > > Merge tag 'perf-core-for-mingo-20160615' of > > git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/core > > (2016-06-16 10:27:35 +0200) > > > > are available in the git repository at: > > > > git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux.git > > tags/perf-core-for-mingo-20160620 > > > > for you to fetch changes up to 2a0a7c72702bac1b87cd4d49196a334483386fab: > > > > perf script: Add stackcollapse.py script (2016-06-20 17:50:39 -0300) > > > > ---------------------------------------------------------------- > > perf/core improvements and fixes: > > > > New features: > > > > . Add --dry-run option to 'perf record' to check if command line options > > can be > > parsed, but not doing any recording (Wang Nan) > > > > . Allow dumping the object files generated by llvm when processing eBPF > > scriptlet events (Wang Nan) > > > > - Add stackcollapse.py script to help generating flame graphs (Paolo > > Bonzini) > > I think this is already done by '-g folded'. Please see: > > http://www.brendangregg.com/blog/2016-04-30/linux-perf-folded.html >
Pretty much. Two similar solutions were developed around the same time. Although I have to use some awk to get "perf -g folded" in the exact right format, and stackcollapse-perf.py does that directly. Brendan Brendan Gregg, Senior Performance Architect, Netflix
