1<html> 2<head> 3<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> 4<title>3.4- Linux Benchmarks</title> 5<link rel="stylesheet" href="../../../../../../doc/src/boostbook.css" type="text/css"> 6<meta name="generator" content="DocBook XSL Stylesheets V1.79.1"> 7<link rel="home" href="../../index.html" title="Boost.Sort"> 8<link rel="up" href="../parallel.html" title="3.- Parallel Algorithms"> 9<link rel="prev" href="parallel_stable_sort/parallel_programming.html" title="Programming"> 10<link rel="next" href="windows_parallel.html" title="3.5- Windows Benchmark"> 11</head> 12<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"> 13<table cellpadding="2" width="100%"><tr> 14<td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../../../../../boost.png"></td> 15<td align="center"><a href="../../../../../../index.html">Home</a></td> 16<td align="center"><a href="../../../../../../libs/libraries.htm">Libraries</a></td> 17<td align="center"><a href="http://www.boost.org/users/people.html">People</a></td> 18<td align="center"><a href="http://www.boost.org/users/faq.html">FAQ</a></td> 19<td align="center"><a href="../../../../../../more/index.htm">More</a></td> 20</tr></table> 21<hr> 22<div class="spirit-nav"> 23<a accesskey="p" href="parallel_stable_sort/parallel_programming.html"><img src="../../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../parallel.html"><img src="../../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../../index.html"><img src="../../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="windows_parallel.html"><img src="../../../../../../doc/src/images/next.png" alt="Next"></a> 24</div> 25<div class="section"> 26<div class="titlepage"><div><div><h3 class="title"> 27<a name="sort.parallel.linux_parallel"></a><a class="link" href="linux_parallel.html" title="3.4- Linux Benchmarks">3.4- Linux Benchmarks</a> 28</h3></div></div></div> 29<div class="blockquote"><blockquote class="blockquote"> 30<p> 31 The following results are from complex benchmarks, not include in the library 32 because they use non free software. (If you are interested in them, contact 33 fjtapia@gmail.com) 34 </p> 35<p> 36 There are 3 types of benchmarks, 37 </p> 38<div class="blockquote"><blockquote class="blockquote"> 39<div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; "> 40<li class="listitem"> 41 64 bits integers 42 </li> 43<li class="listitem"> 44 strings 45 </li> 46<li class="listitem"> 47 objects of several sizes. 48 </li> 49</ul></div> 50<p> 51 The objects are arrays of integers. The heavy comparison sums all the 52 elements in each, and the light comparison uses only the first number 53 in the array. 54 </p> 55<p> 56 These were run on an Intel(R) Core(TM) i7-5820K CPU @ 3.30GHz, with 6 57 cores and 2 threads by core, and 15M of cache. The compiler used was 58 a GCC 6.3 64 bits 59 </p> 60</blockquote></div> 61<h5> 62<a name="sort.parallel.linux_parallel.h0"></a> 63 <span class="phrase"><a name="sort.parallel.linux_parallel.100_000_000_numbers_of_64_bits_r"></a></span><a class="link" href="linux_parallel.html#sort.parallel.linux_parallel.100_000_000_numbers_of_64_bits_r"><span class="underline">100 000 000 NUMBERS OF 64 BITS RANDOMLY FILLED</span></a> 64 </h5> 65<p> 66 <span class="bold"><strong> 67<pre class="programlisting"> | | | 68 | Time | Maximum | 69 | secs | Memory Used | 70-------------------------+---------+-------------+ 71OMP parallel sort | 1.1990 | 1564 MB | 72TBB parallel_sort | 1.6411 | 789 MB | 73block_indirect_sort | 0.9270 | 790 MB | 74 | | | 75OMP parallel stable sort | 1.5814 | 1972 MB | 76TBB parallel stable sort | 1.1745 | 1570 MB | 77sample sort | 1.2872 | 1566 MB | 78parallel stable sort | 1.7158 | 1176 MB | 79 | | | 80</pre> 81 </strong></span> 82 </p> 83<h5> 84<a name="sort.parallel.linux_parallel.h1"></a> 85 <span class="phrase"><a name="sort.parallel.linux_parallel.10_000_000_strings_randomly_fill"></a></span><a class="link" href="linux_parallel.html#sort.parallel.linux_parallel.10_000_000_strings_randomly_fill"><span class="underline">10 000 000 STRINGS RANDOMLY FILLED</span></a> 86 </h5> 87<p> 88 <span class="bold"><strong> 89<pre class="programlisting"> | | | 90 | Time | Maximum | 91 | secs | Memory Used | 92-------------------------+---------+-------------+ 93OMP parallel sort | 1.5738 | 2023 MB | 94TBB parallel_sort | 1.8626 | 826 MB | 95block_indirect_sort | 1.2411 | 825 MB | 96 | | | 97OMP parallel stable sort | 2.3214 | 2024 MB | 98TBB parallel stable sort | 1.4383 | 1143 MB | 99sample sort | 1.5097 | 1135 MB | 100parallel stable sort | 2.0970 | 978 MB | 101 | | | 102</pre> 103 </strong></span> 104 </p> 105<h5> 106<a name="sort.parallel.linux_parallel.h2"></a> 107 <span class="phrase"><a name="sort.parallel.linux_parallel.objects_randomly_filled"></a></span><a class="link" href="linux_parallel.html#sort.parallel.linux_parallel.objects_randomly_filled"><span class="underline">OBJECTS RANDOMLY FILLED</span></a> 108 </h5> 109<div class="blockquote"><blockquote class="blockquote"> 110<p> 111 The objects are arrays of 64 bits numbers 112 </p> 113<p> 114 They are compared in two ways : 115 </p> 116<div class="blockquote"><blockquote class="blockquote"> 117<p> 118 (H) Heavy : The comparison is the sum of all the numbers of the array. 119 </p> 120<p> 121 (L) Light : The comparison is using only the first element of the array, 122 as a key 123 </p> 124</blockquote></div> 125</blockquote></div> 126<p> 127 <span class="bold"><strong> 128<pre class="programlisting"> | | | | | | | | 129 | 100000000 | 50000000 | 25000000 | 12500000 | 6250000 | 1562500 | | 130 | objects of| objects of|objects of |objects of |objects of |objects of | Maximum | 131 | 8 bytes | 16 bytes | 32 bytes | 64 bytes | 128 bytes | 512 bytes | Memory | 132 | | | | | | | Used | 133 | H L | H L | H L | H L | H L | H L | | 134--------------------+-----------+-----------+-----------+-----------+-----------+-----------+-------------+ 135OMP parallel sort | 1.18 1.17| 0.73 0.66| 0.51 0.45| 0.43 0.39| 0.41 0.37| 0.37 0.32| 1569 MB | 136TBB parallel_sort | 1.71 1.59| 0.85 0.81| 0.56 0.54| 0.51 0.42| 0.45 0.39| 0.36 0.32| 788 MB | 137block_indirect_sort | 1.11 1.08| 0.66 0.63| 0.49 0.46| 0.43 0.39| 0.40 0.37| 0.37 0.33| 794 MB | 138 | | | | | | | | 139OMP par stable sort | 1.55 1.55| 1.38 1.35| 1.23 1.22| 1.17 1.17| 1.09 1.08| 0.97 0.97| 1980 MB | 140TBB par stable sort | 1.23 1.23| 0.89 0.85| 0.74 0.72| 0.71 0.69| 0.69 0.69| 0.68 0.68| 1573 MB | 141 | | | | | | | | 142sample sort | 1.32 1.32| 0.84 0.78| 0.66 0.63| 0.63 0.62| 0.62 0.61| 0.60 0.60| 1568 MB | 143parallel stable sort| 1.80 1.90| 1.17 1.07| 0.83 0.75| 0.76 0.71| 0.72 0.70| 0.70 0.69| 1177 MB | 144 | | | | | | | | 145</pre> 146 </strong></span> 147 </p> 148</blockquote></div> 149</div> 150<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr> 151<td align="left"></td> 152<td align="right"><div class="copyright-footer">Copyright © 2014-2017 Steven 153 Ross, Francisco Tapia, Orson Peters<p> 154 Distributed under the <a href="http://boost.org/LICENSE_1_0.txt" target="_top">Boost 155 Software License, Version 1.0</a>. 156 </p> 157</div></td> 158</tr></table> 159<hr> 160<div class="spirit-nav"> 161<a accesskey="p" href="parallel_stable_sort/parallel_programming.html"><img src="../../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../parallel.html"><img src="../../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../../index.html"><img src="../../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="windows_parallel.html"><img src="../../../../../../doc/src/images/next.png" alt="Next"></a> 162</div> 163</body> 164</html> 165
