On Sun, May 10, 2015 at 11:01 PM, Luca Barbato <[email protected]> wrote: > On 01/05/15 08:39, Anton Khirnov wrote: > > More specific benchmarks. As expected they aren't really different. > > Performance counter stats for './avconv-v12_dev0-1273-g46914ff -nostats > -v quiet -filter_complex testsrc -t 600 -c:v mpeg2video -f null -' (30 > runs): > > 18186.236693 task-clock (msec) # 1.271 CPUs > utilized ( +- 1.06% ) > 300332 context-switches # 0.017 M/sec > ( +- 0.00% ) > 851 cpu-migrations # 0.047 K/sec > ( +- 5.59% ) > 153625 page-faults # 0.008 M/sec > ( +- 0.00% ) > 47684924907 cycles # 2.622 GHz > ( +- 0.14% ) > 17169614279 stalled-cycles-frontend # 36.01% frontend > cycles idle ( +- 0.38% ) > 0 stalled-cycles-backend # 0.00% backend > cycles idle > 103427443643 instructions # 2.17 insns per cycle > # 0.17 stalled > cycles per insn ( +- 0.00% ) > 9126880556 branches # 501.856 M/sec > ( +- 0.00% ) > 113808703 branch-misses # 1.25% of all > branches ( +- 0.13% ) > > 14.306429475 seconds time elapsed > ( +- 1.11% ) > > > Performance counter stats for './avconv-v12_dev0-1276-g9503449 -nostats > -v quiet -filter_complex testsrc -t 600 -c:v mpeg2video -f null -' (30 > runs): > > 18207.403592 task-clock (msec) # 1.273 CPUs > utilized ( +- 0.99% ) > 300327 context-switches # 0.016 M/sec > ( +- 0.00% ) > 860 cpu-migrations # 0.047 K/sec > ( +- 6.30% ) > 153626 page-faults # 0.008 M/sec > ( +- 0.00% ) > 47685530782 cycles # 2.619 GHz > ( +- 0.15% ) > 17165731850 stalled-cycles-frontend # 36.00% frontend > cycles idle ( +- 0.41% ) > 0 stalled-cycles-backend # 0.00% backend > cycles idle > 103428007012 instructions # 2.17 insns per cycle > # 0.17 stalled > cycles per insn ( +- 0.00% ) > 9127004846 branches # 501.280 M/sec > ( +- 0.00% ) > 113822534 branch-misses # 1.25% of all > branches ( +- 0.12% ) > > 14.305442763 seconds time elapsed > ( +- 1.01% ) > > > Performance counter stats for './avconv-v12_dev0-1273-g46914ff -nostats > -v quiet -i /tmp/test.mkv -f null -' (30 runs): > > 2364.470888 task-clock (msec) # 1.564 CPUs > utilized ( +- 1.49% ) > 150459 context-switches # 0.064 M/sec > ( +- 0.02% ) > 177 cpu-migrations # 0.075 K/sec > ( +- 12.06% ) > 773 page-faults # 0.327 K/sec > ( +- 0.05% ) > 6823046093 cycles # 2.886 GHz > ( +- 0.33% ) > 3953734628 stalled-cycles-frontend # 57.95% frontend > cycles idle ( +- 0.56% ) > 0 stalled-cycles-backend # 0.00% backend > cycles idle > 8204593415 instructions # 1.20 insns per cycle > # 0.48 stalled > cycles per insn ( +- 0.00% ) > 1187962103 branches # 502.422 M/sec > ( +- 0.01% ) > 20631618 branch-misses # 1.74% of all > branches ( +- 0.20% ) > > 1.511403840 seconds time elapsed > ( +- 1.48% ) > > > Performance counter stats for './avconv-v12_dev0-1276-g9503449 -nostats > -v quiet -i /tmp/test.mkv -f null -' (30 runs): > > 2347.891829 task-clock (msec) # 1.562 CPUs > utilized ( +- 1.72% ) > 150424 context-switches # 0.064 M/sec > ( +- 0.02% ) > 138 cpu-migrations # 0.059 K/sec > ( +- 8.35% ) > 773 page-faults # 0.329 K/sec > ( +- 0.05% ) > 6809473884 cycles # 2.900 GHz > ( +- 0.33% ) > 3941879048 stalled-cycles-frontend # 57.89% frontend > cycles idle ( +- 0.59% ) > 0 stalled-cycles-backend # 0.00% backend > cycles idle > 8204107450 instructions # 1.20 insns per cycle > # 0.48 stalled > cycles per insn ( +- 0.01% ) > 1187871561 branches # 505.931 M/sec > ( +- 0.01% ) > 20597974 branch-misses # 1.73% of all > branches ( +- 0.15% ) > > 1.502766680 seconds time elapsed > ( +- 1.72% )
Anton, would the set be good to go after this? -- Vittorio _______________________________________________ libav-devel mailing list [email protected] https://lists.libav.org/mailman/listinfo/libav-devel
