Re: [perfmon2] [RFC][PATCH] Allow specifying multiple groups to perf_examples/task. Remove -g option.

2010-04-30 Thread stephane eranian
Corey, Glad to see this patch. This functionality had been on my wishlist for some time. This is needed to validate the multi-group support. I have a few comments, see below. > diff --git a/perf_examples/perf_util.c b/perf_examples/perf_util.c > index 4de21a8..3853ddf 100644 > --- a/perf_examples

Re: [perfmon2] [RFC][PATCH] Allow specifying multiple groups to perf_examples/task. Remove -g option.

2010-04-30 Thread Corey Ashford
On 4/30/2010 1:15 AM, stephane eranian wrote: > Corey, > > Glad to see this patch. This functionality had been on my wishlist for some > time. This is needed to validate the multi-group support. I have a few > comments, > see below. > >> diff --git a/perf_examples/perf_util.c b/perf_examples/p

Re: [perfmon2] [BUG] perf: perf trace does not work anymore

2010-04-30 Thread Frederic Weisbecker
On Thu, Apr 29, 2010 at 02:28:02PM +0200, Stephane Eranian wrote: > Hi, > > I am trying to use perf trace to dump the raw samples. > > $ perf record -R noploop 5 > noploop for 5 seconds > [ perf record: Woken up 3 times to write data ] > [ perf record: Captured and wrote 0.269 MB perf.data (~1175

Re: [perfmon2] [RFC][PATCH] Allow specifying multiple groups to perf_examples/task. Remove -g option.

2010-04-30 Thread Corey Ashford
Hi Stephane, When I posted the patch, I hadn't really tested it much. Now that I'm testing it, I'm seeing some very strange behavior. After I worked through a number of oversights I had made, I have come to this point where I find that grouping and "enable_on_exec" don't appear to work togeth