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    <title>Support Forums: Message List - Nine Language Performance Round-up: Benchmarking Math &amp;amp; File IO</title>
    <link>http://www.theserverside.com</link>
    <description>Most recent forum messages</description>
    <language>en</language>
    
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    <pubDate>Thu, 23 May 2013 08:11:21 -0400</pubDate>


    <item>

        <title>Explanation from Sun</title>
        <link>http://www.theserverside.com/discussions/thread.tss?thread_id=23211</link>

        

        
            <description><![CDATA[A decent explanation of the cause of the 1.4 StrictMath performance &quot;degradation&quot; can be found in the Bug Database:...]]></description>
        

        <pubDate>Wed, 14 Jan 2004 15:57:26 -0500</pubDate>

        

        <jf:creationDate>Wed, 14 Jan 2004 15:57:26 -0500</jf:creationDate>
        <jf:modificationDate>Wed, 14 Jan 2004 15:57:26 -0500</jf:modificationDate>
        <jf:date>Jan 14, 2004</jf:date>
        <jf:author>Jim Cakalic</jf:author>
        <jf:replyCount>0</jf:replyCount>
    </item>


    <item>

        <title>Who cares? - Some people do!</title>
        <link>http://www.theserverside.com/discussions/thread.tss?thread_id=23211</link>

        

        
            <description><![CDATA[I have a bond yield calculator that I use for benchmarking &quot;real&quot; math algorithm performance between Java and C.  The algorithms are exactly the same in both languages.  Even with the latest Java from Sun, it is actually 5 times slower than...]]></description>
        

        <pubDate>Wed, 14 Jan 2004 14:13:14 -0500</pubDate>

        

        <jf:creationDate>Wed, 14 Jan 2004 14:13:14 -0500</jf:creationDate>
        <jf:modificationDate>Wed, 14 Jan 2004 14:13:14 -0500</jf:modificationDate>
        <jf:date>Jan 14, 2004</jf:date>
        <jf:author>John Walker</jf:author>
        <jf:replyCount>0</jf:replyCount>
    </item>


    <item>

        <title>Performance matters</title>
        <link>http://www.theserverside.com/discussions/thread.tss?thread_id=23211</link>

        

        
            <description><![CDATA[|...]]></description>
        

        <pubDate>Tue, 13 Jan 2004 08:53:25 -0500</pubDate>

        

        <jf:creationDate>Tue, 13 Jan 2004 08:53:25 -0500</jf:creationDate>
        <jf:modificationDate>Tue, 13 Jan 2004 08:53:25 -0500</jf:modificationDate>
        <jf:date>Jan 13, 2004</jf:date>
        <jf:author>Nick Minutello</jf:author>
        <jf:replyCount>0</jf:replyCount>
    </item>


    <item>

        <title>Platform Independent Results</title>
        <link>http://www.theserverside.com/discussions/thread.tss?thread_id=23211</link>

        

        
            <description><![CDATA[An article at JavaWorld on JNI several months ago raised the issue of math performance using JSDK 1.4.  Author Jeff S. Smith noted that Sun now uses a new math package that gurantees identical math results across all platforms....]]></description>
        

        <pubDate>Mon, 12 Jan 2004 14:36:20 -0500</pubDate>

        

        <jf:creationDate>Mon, 12 Jan 2004 14:36:20 -0500</jf:creationDate>
        <jf:modificationDate>Mon, 12 Jan 2004 14:36:20 -0500</jf:modificationDate>
        <jf:date>Jan 12, 2004</jf:date>
        <jf:author>Joseph Haller</jf:author>
        <jf:replyCount>0</jf:replyCount>
    </item>


    <item>

        <title>Performance matters</title>
        <link>http://www.theserverside.com/discussions/thread.tss?thread_id=23211</link>

        

        
            <description><![CDATA[Sun is a standards body a la ISO, ANSI, etc?  That's news to me.]]></description>
        

        <pubDate>Mon, 12 Jan 2004 14:32:13 -0500</pubDate>

        

        <jf:creationDate>Mon, 12 Jan 2004 14:32:13 -0500</jf:creationDate>
        <jf:modificationDate>Mon, 12 Jan 2004 14:32:13 -0500</jf:modificationDate>
        <jf:date>Jan 12, 2004</jf:date>
        <jf:author>Todd Murray</jf:author>
        <jf:replyCount>1</jf:replyCount>
    </item>


    <item>

        <title>Java float flawed?</title>
        <link>http://www.theserverside.com/discussions/thread.tss?thread_id=23211</link>

        

        
            <description><![CDATA[Java floating point arithmetic seriously flawed....]]></description>
        

        <pubDate>Mon, 12 Jan 2004 14:18:39 -0500</pubDate>

        

        <jf:creationDate>Mon, 12 Jan 2004 14:18:39 -0500</jf:creationDate>
        <jf:modificationDate>Mon, 12 Jan 2004 14:18:39 -0500</jf:modificationDate>
        <jf:date>Jan 12, 2004</jf:date>
        <jf:author>Remi Forax</jf:author>
        <jf:replyCount>0</jf:replyCount>
    </item>


    <item>

        <title>Nine Language Performance Round-up: Benchmarking Math &amp;amp; File IO</title>
        <link>http://www.theserverside.com/discussions/thread.tss?thread_id=23211</link>

        

        
            <description><![CDATA[<i>Many moons ago someone posted to comp.compilers a list of the frequency basic operations were performed by general software. Integer divide was a tad infrequent.</i>...]]></description>
        

        <pubDate>Mon, 12 Jan 2004 12:39:45 -0500</pubDate>

        

        <jf:creationDate>Mon, 12 Jan 2004 12:39:45 -0500</jf:creationDate>
        <jf:modificationDate>Mon, 12 Jan 2004 12:39:45 -0500</jf:modificationDate>
        <jf:date>Jan 12, 2004</jf:date>
        <jf:author>Brian Miller</jf:author>
        <jf:replyCount>0</jf:replyCount>
    </item>


    <item>

        <title>Java float flawed?</title>
        <link>http://www.theserverside.com/discussions/thread.tss?thread_id=23211</link>

        

        
            <description><![CDATA[<a href="http://www.npac.syr.edu/javagrande/JAVAhurt.pdf" target="_blank">Java floating point arithmetic seriously flawed</a>. Does anybody know if this still holds?  I would not use Java in a mars probe until this has been corrected..
<br>
<br>//ras]]></description>
        

        <pubDate>Mon, 12 Jan 2004 07:35:24 -0500</pubDate>

        

        <jf:creationDate>Mon, 12 Jan 2004 07:35:24 -0500</jf:creationDate>
        <jf:modificationDate>Mon, 12 Jan 2004 07:35:24 -0500</jf:modificationDate>
        <jf:date>Jan 12, 2004</jf:date>
        <jf:author>Test Dummy</jf:author>
        <jf:replyCount>1</jf:replyCount>
    </item>


    <item>

        <title>Performance matters</title>
        <link>http://www.theserverside.com/discussions/thread.tss?thread_id=23211</link>

        

        
            <description><![CDATA[|...]]></description>
        

        <pubDate>Sun, 11 Jan 2004 22:22:30 -0500</pubDate>

        

        <jf:creationDate>Sun, 11 Jan 2004 22:22:30 -0500</jf:creationDate>
        <jf:modificationDate>Sun, 11 Jan 2004 22:22:30 -0500</jf:modificationDate>
        <jf:date>Jan 11, 2004</jf:date>
        <jf:author>Nick Minutello</jf:author>
        <jf:replyCount>2</jf:replyCount>
    </item>


    <item>

        <title>Nine Language Performance Round-up: Benchmarking Math &amp;amp; File IO</title>
        <link>http://www.theserverside.com/discussions/thread.tss?thread_id=23211</link>

        

        
            <description><![CDATA[Didn't the last set nanobenchmarks posted on slashdot also show 1.4 trig was much slower than 1.3? 1.3 is buggy on x86 as trig functions return incorrect results for large values. The slowness come from software normalisation of numbers bigger than pi....]]></description>
        

        <pubDate>Sun, 11 Jan 2004 14:59:29 -0500</pubDate>

        

        <jf:creationDate>Sun, 11 Jan 2004 14:59:29 -0500</jf:creationDate>
        <jf:modificationDate>Sun, 11 Jan 2004 14:59:29 -0500</jf:modificationDate>
        <jf:date>Jan 11, 2004</jf:date>
        <jf:author>Tom Hawtin</jf:author>
        <jf:replyCount>2</jf:replyCount>
    </item>


    <item>

        <title>Nine Language Performance Round-up: Benchmarking Math &amp;amp; File IO</title>
        <link>http://www.theserverside.com/discussions/thread.tss?thread_id=23211</link>

        

        
            <description><![CDATA[Trig Results have more than doubled from Java1.3 to 1.4. I dont remember anything drastically changed in Math Libs from 1.3 to 1.4 or may be this is some joke]]></description>
        

        <pubDate>Sat, 10 Jan 2004 12:38:54 -0500</pubDate>

        

        <jf:creationDate>Sat, 10 Jan 2004 12:38:54 -0500</jf:creationDate>
        <jf:modificationDate>Sat, 10 Jan 2004 12:38:54 -0500</jf:modificationDate>
        <jf:date>Jan 10, 2004</jf:date>
        <jf:author>hthjf fgfgfg</jf:author>
        <jf:replyCount>3</jf:replyCount>
    </item>


    <item>

        <title>Performance matters</title>
        <link>http://www.theserverside.com/discussions/thread.tss?thread_id=23211</link>

        

        
            <description><![CDATA[&quot;doesn't seem to matter to these folks that it took C++ 10 years to standardize a string class&quot;
<br>
<br>A small nit to pick, Java is not standardized by any &quot;folks&quot; and it doesn't look like it will ever be.]]></description>
        

        <pubDate>Sat, 10 Jan 2004 11:51:35 -0500</pubDate>

        

        <jf:creationDate>Sat, 10 Jan 2004 11:51:35 -0500</jf:creationDate>
        <jf:modificationDate>Sat, 10 Jan 2004 11:51:35 -0500</jf:modificationDate>
        <jf:date>Jan 10, 2004</jf:date>
        <jf:author>Todd Murray</jf:author>
        <jf:replyCount>3</jf:replyCount>
    </item>


    <item>

        <title>Performance matters - so use Java</title>
        <link>http://www.theserverside.com/discussions/thread.tss?thread_id=23211</link>

        

        
            <description><![CDATA[<i>The users of such systems commonly include maths Ph.D.s who typically write C, and have little or no experience of Java.</i>...]]></description>
        

        <pubDate>Fri, 09 Jan 2004 20:04:15 -0500</pubDate>

        

        <jf:creationDate>Fri, 09 Jan 2004 20:04:15 -0500</jf:creationDate>
        <jf:modificationDate>Fri, 09 Jan 2004 20:04:15 -0500</jf:modificationDate>
        <jf:date>Jan 9, 2004</jf:date>
        <jf:author>John Davies</jf:author>
        <jf:replyCount>0</jf:replyCount>
    </item>


    <item>

        <title>Only tangent is slow</title>
        <link>http://www.theserverside.com/discussions/thread.tss?thread_id=23211</link>

        

        
            <description><![CDATA[Here are the results broken down by function for 10M iterations
<br>
<br>1516ms sin
<br>1468ms sin
<br>28984sec tan....
<br>4375ms log
<br>250ms sqrt]]></description>
        

        <pubDate>Fri, 09 Jan 2004 18:36:59 -0500</pubDate>

        

        <jf:creationDate>Fri, 09 Jan 2004 18:36:59 -0500</jf:creationDate>
        <jf:modificationDate>Fri, 09 Jan 2004 18:36:59 -0500</jf:modificationDate>
        <jf:date>Jan 9, 2004</jf:date>
        <jf:author>damian penney</jf:author>
        <jf:replyCount>0</jf:replyCount>
    </item>


    <item>

        <title>slow trig bench</title>
        <link>http://www.theserverside.com/discussions/thread.tss?thread_id=23211</link>

        

        
            <description><![CDATA[The trig section of the benchmark is slow because of what seems to be slow implementaion of the trigonometric functions in the Hotspot VM. IBM's VM seems to have similar perf characteristics. Bea's VM performs a lot better on the trig stuff. ...]]></description>
        

        <pubDate>Fri, 09 Jan 2004 17:11:52 -0500</pubDate>

        

        <jf:creationDate>Fri, 09 Jan 2004 17:11:52 -0500</jf:creationDate>
        <jf:modificationDate>Fri, 09 Jan 2004 17:11:52 -0500</jf:modificationDate>
        <jf:date>Jan 9, 2004</jf:date>
        <jf:author>Fredrik Sandberg</jf:author>
        <jf:replyCount>2</jf:replyCount>
    </item>



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