On Tue, Sep 3, 2013 at 8:51 AM, Bhavishya Goel <bhavishya.g...@gmail.com> wrote: > Hi, > > I am using "task_cpu" example in perf_examples folder of libpfm4.4 (linux > kernel 3.11-rc7, micrarchitecture: haswell). The counter numbers that I get > from task_cpu seem to be wrong as they are vastly different than what I get > from "task" example and Intel's PCM-TSX tool. This is an example of command > line I use: > > task_cpu -i -e INSTRUCTIONS_RETIRED ./binary > > task -i -e INSTRUCTIONS_RETIRED ./binary > > The counter numbers from task_cpu are almost double of numbers from task. > While, the numbers from PCM-TSX match the numbers from task. Is it a bug of > am I doing something wrong? > Sorry for late reply. Is your binary multi-process or multi-thread?
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