Messages in this thread | | | Subject | Re: [PATCH v2 1/2] perf tools: add event modifier to request exclusive PMU access | From | Peter Zijlstra <> | Date | Mon, 22 Oct 2012 19:08:28 +0200 |
| |
On Mon, 2012-10-22 at 18:08 +0200, Stephane Eranian wrote: > > I'm still wondering if the avg user really thinks 'instructions' is > a > > useful metric for other than obtaining ipc measurements. > > > Yeah, for many users CPI (or IPC) is a useful metric.
Right but you don't get that using instruction sampling, right? Or you need to pair it with a cycle count one way or another. And I don't really see PDIST helping with that.
| |