Performance Test Result

performanceOnMac.html

<table>
    <tr>
        <td>Name</td>
        <td>Iterations</td>
        <td>Total time (sec)</td>
        <td>Time per (ns)</td>
    </tr>
    <tr>
        <td>16 byte memcpy</td>
        <td>1000000000</td>
        <td>0.7</td>
        <td>0.7</td>
    </tr>
    <tr>
        <td>Floating-point division with integer conversion</td>
        <td>1000000000</td>
        <td>1.1</td>
        <td>1.1</td>
    </tr>
    <tr>
        <td>Floating-point division</td>
        <td>1000000000</td>
        <td>1.1</td>
        <td>1.1</td>
    </tr>
    <tr>
        <td>IMP-cached message send</td>
        <td>1000000000</td>
        <td>1.5</td>
        <td>1.5</td>
    </tr>
    <tr>
        <td>C++ virtual method call</td>
        <td>1000000000</td>
        <td>1.7</td>
        <td>1.7</td>
    </tr>
    <tr>
        <td>Objective-C message send</td>
        <td>1000000000</td>
        <td>3.2</td>
        <td>3.2</td>
    </tr>
    <tr>
        <td>Integer division</td>
        <td>1000000000</td>
        <td>7.0</td>
        <td>7.0</td>
    </tr>
    <tr>
        <td>Autorelease pool push/pop</td>
        <td>100000000</td>
        <td>1.2</td>
        <td>11.9</td>
    </tr>
    <tr>
        <td>ObjC retain and release</td>
        <td>100000000</td>
        <td>2.5</td>
        <td>24.7</td>
    </tr>
    <tr>
        <td>16-byte malloc/free</td>
        <td>100000000</td>
        <td>7.9</td>
        <td>79.5</td>
    </tr>
    <tr>
        <td>Object creation</td>
        <td>10000000</td>
        <td>1.1</td>
        <td>107.1</td>
    </tr>
    <tr>
        <td>Dispatch_sync</td>
        <td>100000000</td>
        <td>18.0</td>
        <td>180.5</td>
    </tr>
    <tr>
        <td>NSInvocation message send</td>
        <td>10000000</td>
        <td>2.3</td>
        <td>228.1</td>
    </tr>
    <tr>
        <td>Dispatch queue create/destroy</td>
        <td>10000000</td>
        <td>5.6</td>
        <td>558.2</td>
    </tr>
    <tr>
        <td>16MB malloc/free</td>
        <td>10000000</td>
        <td>9.7</td>
        <td>965.2</td>
    </tr>
    <tr>
        <td>Simple JSON encode</td>
        <td>1000000</td>
        <td>1.1</td>
        <td>1092.0</td>
    </tr>
    <tr>
        <td>Simple JSON decode</td>
        <td>1000000</td>
        <td>1.3</td>
        <td>1321.2</td>
    </tr>
    <tr>
        <td>Simple binary plist decode</td>
        <td>1000000</td>
        <td>1.8</td>
        <td>1823.6</td>
    </tr>
    <tr>
        <td>NSView create/destroy</td>
        <td>1000000</td>
        <td>3.5</td>
        <td>3456.1</td>
    </tr>
    <tr>
        <td>Dispatch_async and wait</td>
        <td>1000000</td>
        <td>4.1</td>
        <td>4081.8</td>
    </tr>
    <tr>
        <td>Simple XML plist decode</td>
        <td>1000000</td>
        <td>4.2</td>
        <td>4203.8</td>
    </tr>
    <tr>
        <td>Simple XML plist encode</td>
        <td>1000000</td>
        <td>6.0</td>
        <td>6043.5</td>
    </tr>
    <tr>
        <td>Simple binary plist encode</td>
        <td>1000000</td>
        <td>8.4</td>
        <td>8442.9</td>
    </tr>
    <tr>
        <td>Read 16 byte file</td>
        <td>1000000</td>
        <td>14.1</td>
        <td>14136.7</td>
    </tr>
    <tr>
        <td>pthread create/join</td>
        <td>100000</td>
        <td>3.0</td>
        <td>30483.3</td>
    </tr>
    <tr>
        <td>Zero-zecond delayed perform</td>
        <td>100000</td>
        <td>3.1</td>
        <td>30871.4</td>
    </tr>
    <tr>
        <td>1MB memcpy</td>
        <td>100000</td>
        <td>4.0</td>
        <td>40479.8</td>
    </tr>
    <tr>
        <td>Write 16 byte file</td>
        <td>10000</td>
        <td>2.3</td>
        <td>226949.1</td>
    </tr>
    <tr>
        <td>Write 16 byte file (atomic)</td>
        <td>10000</td>
        <td>6.5</td>
        <td>654741.4</td>
    </tr>
    <tr>
        <td>NSWindow create/destroy</td>
        <td>1000</td>
        <td>2.7</td>
        <td>2700091.1</td>
    </tr>
    <tr>
        <td>Read 16MB file</td>
        <td>1000</td>
        <td>5.0</td>
        <td>4975939.9</td>
    </tr>
    <tr>
        <td>Write 16MB file</td>
        <td>30</td>
        <td>0.4</td>
        <td>12367523.0</td>
    </tr>
    <tr>
        <td>Write 16MB file (atomic)</td>
        <td>30</td>
        <td>0.4</td>
        <td>12930574.0</td>
    </tr>
    <tr>
        <td>NSTask process spawn</td>
        <td>100</td>
        <td>6.7</td>
        <td>66649148.4</td>
    </tr>
</table>