PerfTop:    4887 irqs/sec  kernel: 1.4%  exact:  0.0% [1000Hz cycles],  (target_pid: 63304)
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    41.61%  ffmpeg            [.] 0x6e5a65
     3.30%  libc-2.15.so      [.] 0x13ecbe
     2.70%  libx264.so.124    [.] x264_slicetype_mb_cost.isra.20
     2.32%  libx264.so.124    [.] x264_cabac_encode_decision_asm
     1.91%  libx264.so.124    [.] x264_macroblock_cache_load_progressive
     1.91%  libx264.so.124    [.] x264_macroblock_tree_propagate
     1.89%  libx264.so.124    [.] x264_me_search_ref
     1.71%  libx264.so.124    [.] x264_pixel_satd_8x8_internal_xop
     1.68%  libx264.so.124    [.] refine_subpel
     1.66%  libx264.so.124    [.] x264_pixel_avg2_w8_mmx2
     1.40%  libx264.so.124    [.] x264_macroblock_cache_save
     1.34%  libx264.so.124    [.] x264_hpel_filter_avx
     1.28%  libx264.so.124    [.] get_ref_sse2_misalign
     1.17%  libx264.so.124    [.] x264_mc_chroma_avx
     1.16%  libx264.so.124    [.] x264_pixel_avg2_w16_sse2
     1.14%  libx264.so.124    [.] x264_pixel_sad_x4_16x16_sse2_misalign
     0.93%  libx264.so.124    [.] x264_pixel_sad_x4_8x8_sse2
     0.84%  libx264.so.124    [.] x264_mc_copy_w16_aligned_sse2
     0.83%  libx264.so.124    [.] x264_cabac_block_residual
     0.82%  libx264.so.124    [.] x264_pixel_satd_16x4_internal_xop
     0.80%  libx264.so.124    [.] x264_quant_4x4_sse4
     0.80%  libx264.so.124    [.] x264_plane_copy_core_mmx2
     0.79%  libx264.so.124    [.] x264_frame_init_lowres_core_xop
     0.78%  libx264.so.124    [.] x264_sub8x8_dct_xop.skip_prologue
     0.77%  libx264.so.124    [.] x264_macroblock_encode
     0.74%  libfaac.so.0.0.0  [.] fft
     0.69%  libfaac.so.0.0.0  [.] 0x639e
     0.65%  libx264.so.124    [.] x264_pixel_sad_16x16_sse2
     0.63%  libx264.so.124    [.] x264_pixel_var_16x16_xop
     0.61%  libm-2.15.so      [.] 0x42f72
     0.61%  libfaac.so.0.0.0  [.] AACQuantize
     0.57%  libx264.so.124    [.] x264_macroblock_analyse
     0.57%  libx264.so.124    [.] x264_plane_copy_interleave_core_sse2
     0.53%  libx264.so.124    [.] x264_mc_copy_w8_mmx
     0.52%  libx264.so.124    [.] x264_mb_predict_mv_ref16x16
     0.52%  libx264.so.124    [.] x264_mb_analyse_init
     0.47%  libx264.so.124    [.] x264_slice_write
     0.47%  libx264.so.124    [.] x264_load_deinterleave_chroma_fenc_ssse3
     0.44%  libx264.so.124    [.] x264_cabac_encode_terminal_asm
     0.44%  libx264.so.124    [.] x264_pixel_avg_weight_w16_ssse3
     0.44%  libx264.so.124    [.] x264_ratecontrol_mb_qp
     0.43%  libx264.so.124    [.] x264_macroblock_probe_skip
     0.43%  libx264.so.124    [.] x264_analyse_update_cache
     0.43%  libx264.so.124    [.] x264_intra_satd_x3_16x16_ssse3
     0.43%  libx264.so.124    [.] x264_pixel_sad_8x8_mmx2
     0.42%  libx264.so.124    [.] x264_frame_expand_border_filtered
     0.40%  libx264.so.124    [.] x264_intra_satd_x3_8x8c_ssse3
     0.39%  libx264.so.124    [.] x264_hadamard_load