Raw V8 vs NAPI LevelDOWN performance results

leveldown-perf-results-raw

leveldown-napi x64 release tests

    Creation time:  12:25:58 PM 7/15/2016
    Exit time:      12:27:04 PM 7/15/2016
    Elapsed:        01:06.005
    Kernel elapsed: 1.968
    User elapsed:   3.203

    Creation time:  12:27:23 PM 7/15/2016
    Exit time:      12:28:29 PM 7/15/2016
    Elapsed:        01:06.198
    Kernel elapsed: 1.875
    User elapsed:   3.281

    Creation time:  12:28:50 PM 7/15/2016
    Exit time:      12:29:56 PM 7/15/2016
    Elapsed:        01:05.858
    Kernel elapsed: 2.171
    User elapsed:   3.156

leveldown-v8 x64 release tests

    Creation time:  12:22:39 PM 7/15/2016
    Exit time:      12:23:06 PM 7/15/2016
    Elapsed:        26.841
    Kernel elapsed: 1.234
    User elapsed:   2.765

    Creation time:  12:23:29 PM 7/15/2016
    Exit time:      12:24:05 PM 7/15/2016
    Elapsed:        36.185
    Kernel elapsed: 1.578
    User elapsed:   2.984

    Creation time:  12:24:30 PM 7/15/2016
    Exit time:      12:24:57 PM 7/15/2016
    Elapsed:        26.740
    Kernel elapsed: 1.125
    User elapsed:   2.921

leveldown-napi x64 debug tests

    Creation time:  3:38:23 PM 7/15/2016
    Exit time:      3:39:34 PM 7/15/2016
    Elapsed:        01:11.092
    Kernel elapsed: 1.765
    User elapsed:   8.375

    Creation time:  3:40:00 PM 7/15/2016
    Exit time:      3:41:12 PM 7/15/2016
    Elapsed:        01:11.659
    Kernel elapsed: 1.984
    User elapsed:   8.687

    Creation time:  3:41:37 PM 7/15/2016
    Exit time:      3:42:49 PM 7/15/2016
    Elapsed:        01:11.898
    Kernel elapsed: 1.843
    User elapsed:   8.703

leveldown-v8 x64 debug tests

    Creation time:  3:44:32 PM 7/15/2016
    Exit time:      3:45:05 PM 7/15/2016
    Elapsed:        32.361
    Kernel elapsed: 1.234
    User elapsed:   8.437

    Creation time:  3:45:28 PM 7/15/2016
    Exit time:      3:46:01 PM 7/15/2016
    Elapsed:        32.979
    Kernel elapsed: 1.281
    User elapsed:   8.265

    Creation time:  3:46:21 PM 7/15/2016
    Exit time:      3:47:03 PM 7/15/2016
    Elapsed:        42.140
    Kernel elapsed: 1.593
    User elapsed:   8.125


leveldown-v8 x64 debug bench

  db-bench.js

    Wrote 1000000 entries in 136s, 110.62MB
    Database size: 112M

  write-random.js

    Wrote 10000000 in 1060s
    Database size: 387M

  write-sorted.js

    Wrote 10000000 in 149s
    Database size: 195M

leveldown-napi x64 release bench

  db-bench.js

    Wrote 1000000 entries in 62s, 110.62MB
    Database size: 100M

    Wrote 1000000 entries in 61s, 110.62MB
    Database size: 100M

    Wrote 1000000 entries in 62s, 110.62MB
    Database size: 100M

  write-random.js

    Wrote 10000000 in 171s
    Database size: 396M

    Wrote 10000000 in 171s
    Database size: 383M

    Wrote 10000000 in 169s
    Database size: 387M

  write-sorted.js

    Wrote 10000000 in 99s
    Database size: 195M

    Wrote 10000000 in 100s
    Database size: 195M

    Wrote 10000000 in 101s
    Database size: 195M

leveldown-v8 x64 release bench

  db-bench.js

    Wrote 1000000 entries in 62s, 110.62MB
    Database size: 99M

    Wrote 1000000 entries in 61s, 110.62MB
    Database size: 99M

    Wrote 1000000 entries in 61s, 110.62MB
    Database size: 99M

  write-random.js

    Wrote 10000000 in 173s
    Database size: 381M

    Wrote 10000000 in 172s
    Database size: 375M

    Wrote 10000000 in 166s
    Database size: 377M

  write-sorted.js

    Wrote 10000000 in 96s
    Database size: 195M

    Wrote 10000000 in 93s
    Database size: 196M

    Wrote 10000000 in 96s
    Database size: 195M

leveldown-perf-results-raw-with-create-constructor-improvement

leveldown-napi with napi_create_constructor_for_wrap_with_methods API

leveldown-napi x64 release tests

    Creation time:  2:19:20 PM 7/18/2016
    Exit time:      2:19:57 PM 7/18/2016
    Elapsed:        37.300
    Kernel elapsed: 1.859
    User elapsed:   2.812

    Creation time:  3:19:30 PM 7/18/2016
    Exit time:      3:20:08 PM 7/18/2016
    Elapsed:        38.004
    Kernel elapsed: 1.437
    User elapsed:   2.750

    Creation time:  3:20:55 PM 7/18/2016
    Exit time:      3:21:30 PM 7/18/2016
    Elapsed:        35.704
    Kernel elapsed: 1.359
    User elapsed:   2.859

leveldown-napi x64 release bench

  db-bench.js

    Wrote 1000000 entries in 62s, 110.62MB
    Database size: 101M

  write-random.js

    Wrote 10000000 in 169s
    Database size: 381M

  write-sorted.js

    Wrote 10000000 in 100s
    Database size: 195M