# To display the perf.data header info, please use --header/--header-only options. # # # Total Lost Samples: 0 # # Samples: 19 of event 'cpu-clock:upppH' # Event count (approx.): 4750000 # # Overhead Shared Object # ........ ................ #  47.37% engine_i686.so  42.11% server.so  10.53% libc.so.6 # # (Tip: Treat branches as callchains: perf report --branch-history) #