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ompl-devel-0.9.5-1.fc14.i686.rpm

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<div class="title">MachineSpecs.cpp</div>  </div>
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<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*********************************************************************</span>
<a name="l00002"></a>00002 <span class="comment">* Software License Agreement (BSD License)</span>
<a name="l00003"></a>00003 <span class="comment">*</span>
<a name="l00004"></a>00004 <span class="comment">*  Copyright (c) 2010, Rice University</span>
<a name="l00005"></a>00005 <span class="comment">*  All rights reserved.</span>
<a name="l00006"></a>00006 <span class="comment">*</span>
<a name="l00007"></a>00007 <span class="comment">*  Redistribution and use in source and binary forms, with or without</span>
<a name="l00008"></a>00008 <span class="comment">*  modification, are permitted provided that the following conditions</span>
<a name="l00009"></a>00009 <span class="comment">*  are met:</span>
<a name="l00010"></a>00010 <span class="comment">*</span>
<a name="l00011"></a>00011 <span class="comment">*   * Redistributions of source code must retain the above copyright</span>
<a name="l00012"></a>00012 <span class="comment">*     notice, this list of conditions and the following disclaimer.</span>
<a name="l00013"></a>00013 <span class="comment">*   * Redistributions in binary form must reproduce the above</span>
<a name="l00014"></a>00014 <span class="comment">*     copyright notice, this list of conditions and the following</span>
<a name="l00015"></a>00015 <span class="comment">*     disclaimer in the documentation and/or other materials provided</span>
<a name="l00016"></a>00016 <span class="comment">*     with the distribution.</span>
<a name="l00017"></a>00017 <span class="comment">*   * Neither the name of the Rice University nor the names of its</span>
<a name="l00018"></a>00018 <span class="comment">*     contributors may be used to endorse or promote products derived</span>
<a name="l00019"></a>00019 <span class="comment">*     from this software without specific prior written permission.</span>
<a name="l00020"></a>00020 <span class="comment">*</span>
<a name="l00021"></a>00021 <span class="comment">*  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS</span>
<a name="l00022"></a>00022 <span class="comment">*  &quot;AS IS&quot; AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT</span>
<a name="l00023"></a>00023 <span class="comment">*  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS</span>
<a name="l00024"></a>00024 <span class="comment">*  FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE</span>
<a name="l00025"></a>00025 <span class="comment">*  COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,</span>
<a name="l00026"></a>00026 <span class="comment">*  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,</span>
<a name="l00027"></a>00027 <span class="comment">*  BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;</span>
<a name="l00028"></a>00028 <span class="comment">*  LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER</span>
<a name="l00029"></a>00029 <span class="comment">*  CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT</span>
<a name="l00030"></a>00030 <span class="comment">*  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN</span>
<a name="l00031"></a>00031 <span class="comment">*  ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE</span>
<a name="l00032"></a>00032 <span class="comment">*  POSSIBILITY OF SUCH DAMAGE.</span>
<a name="l00033"></a>00033 <span class="comment">*********************************************************************/</span>
<a name="l00034"></a>00034 
<a name="l00035"></a>00035 <span class="comment">/* Author: The Internet */</span>
<a name="l00036"></a>00036 
<a name="l00037"></a>00037 <span class="preprocessor">#include &quot;ompl/tools/benchmark/MachineSpecs.h&quot;</span>
<a name="l00038"></a>00038 <span class="preprocessor">#include &quot;ompl/util/Console.h&quot;</span>
<a name="l00039"></a>00039 
<a name="l00041"></a>00041 
<a name="l00042"></a>00042 <span class="preprocessor">#if defined _WIN32</span>
<a name="l00043"></a>00043 <span class="preprocessor"></span>
<a name="l00044"></a>00044 <span class="comment">// Windows 2000 or newer</span>
<a name="l00045"></a>00045 <span class="preprocessor">#include &lt;windows.h&gt;</span>
<a name="l00046"></a>00046 <span class="preprocessor">#include &lt;stdio.h&gt;</span>
<a name="l00047"></a>00047 <span class="preprocessor">#include &lt;psapi.h&gt;</span>
<a name="l00048"></a>00048 <span class="preprocessor">#include &lt;winsock2.h&gt;</span>
<a name="l00049"></a>00049 
<a name="l00050"></a>00050 <a class="code" href="namespaceompl_1_1machine.html#ab33b6ae8d7c29d501ac4f205cc5719e4" title="Amount of memory used, in bytes.">ompl::machine::MemUsage_t</a> getProcessMemoryUsageAux(<span class="keywordtype">void</span>)
<a name="l00051"></a>00051 {
<a name="l00052"></a>00052     HANDLE hProcess;
<a name="l00053"></a>00053     PROCESS_MEMORY_COUNTERS pmc;
<a name="l00054"></a>00054 
<a name="l00055"></a>00055     hProcess = OpenProcess(  PROCESS_QUERY_INFORMATION |
<a name="l00056"></a>00056                              PROCESS_VM_READ,
<a name="l00057"></a>00057                              <span class="keyword">false</span>,
<a name="l00058"></a>00058                              GetCurrentProcessId() );
<a name="l00059"></a>00059 
<a name="l00060"></a>00060     <a class="code" href="namespaceompl_1_1machine.html#ab33b6ae8d7c29d501ac4f205cc5719e4" title="Amount of memory used, in bytes.">ompl::machine::MemUsage_t</a> result = 0;
<a name="l00061"></a>00061 
<a name="l00062"></a>00062     <span class="keywordflow">if</span> (NULL != hProcess)
<a name="l00063"></a>00063     {
<a name="l00064"></a>00064         <span class="keywordflow">if</span> ( GetProcessMemoryInfo( hProcess, &amp;pmc, <span class="keyword">sizeof</span>(pmc)) )
<a name="l00065"></a>00065             result = pmc.WorkingSetSize;
<a name="l00066"></a>00066         CloseHandle( hProcess );
<a name="l00067"></a>00067     }
<a name="l00068"></a>00068 
<a name="l00069"></a>00069     <span class="keywordflow">return</span> result;
<a name="l00070"></a>00070 }
<a name="l00071"></a>00071 
<a name="l00072"></a>00072 <span class="preprocessor">#else</span>
<a name="l00073"></a>00073 <span class="preprocessor"></span><span class="preprocessor">#if defined __APPLE__</span>
<a name="l00074"></a>00074 <span class="preprocessor"></span>
<a name="l00075"></a>00075 <span class="comment">// Mac OS 10.2 or newer</span>
<a name="l00076"></a>00076 <span class="preprocessor">#include &lt;mach/mach_init.h&gt;</span>
<a name="l00077"></a>00077 <span class="preprocessor">#include &lt;mach/task.h&gt;</span>
<a name="l00078"></a>00078 <span class="preprocessor">#include &lt;sys/time.h&gt;</span>
<a name="l00079"></a>00079 <span class="preprocessor">#include &lt;sys/resource.h&gt;</span>
<a name="l00080"></a>00080 <span class="preprocessor">#include &lt;stdint.h&gt;</span>
<a name="l00081"></a>00081 <span class="preprocessor">#include &lt;cstring&gt;</span>
<a name="l00082"></a>00082 <span class="preprocessor">#include &lt;unistd.h&gt;</span>
<a name="l00083"></a>00083 
<a name="l00084"></a>00084 <a class="code" href="namespaceompl_1_1machine.html#ab33b6ae8d7c29d501ac4f205cc5719e4" title="Amount of memory used, in bytes.">ompl::machine::MemUsage_t</a> getProcessMemoryUsageAux(<span class="keywordtype">void</span>)
<a name="l00085"></a>00085 {
<a name="l00086"></a>00086 
<a name="l00087"></a>00087     task_basic_info         info;
<a name="l00088"></a>00088     kern_return_t           rval = 0;
<a name="l00089"></a>00089     mach_port_t             task = mach_task_self();
<a name="l00090"></a>00090     mach_msg_type_number_t  tcnt = TASK_BASIC_INFO_COUNT;
<a name="l00091"></a>00091     task_info_t             tptr = (task_info_t) &amp;info;
<a name="l00092"></a>00092 
<a name="l00093"></a>00093     memset(&amp;info, 0, <span class="keyword">sizeof</span>(info));
<a name="l00094"></a>00094 
<a name="l00095"></a>00095     rval = task_info(task, TASK_BASIC_INFO, tptr, &amp;tcnt);
<a name="l00096"></a>00096     <span class="keywordflow">if</span> (!(rval == KERN_SUCCESS)) <span class="keywordflow">return</span> 0;
<a name="l00097"></a>00097     <span class="keywordflow">return</span> info.resident_size;
<a name="l00098"></a>00098 }
<a name="l00099"></a>00099 
<a name="l00100"></a>00100 <span class="preprocessor">#else</span>
<a name="l00101"></a>00101 <span class="preprocessor"></span><span class="preprocessor">#if defined _POSIX_VERSION</span>
<a name="l00102"></a>00102 <span class="preprocessor"></span><span class="comment">// we need a posix compliant os that exposes /proc/self/stat</span>
<a name="l00103"></a>00103 
<a name="l00104"></a>00104 <span class="preprocessor">#include &lt;unistd.h&gt;</span>
<a name="l00105"></a>00105 <span class="preprocessor">#include &lt;ios&gt;</span>
<a name="l00106"></a>00106 <span class="preprocessor">#include &lt;iostream&gt;</span>
<a name="l00107"></a>00107 <span class="preprocessor">#include &lt;fstream&gt;</span>
<a name="l00108"></a>00108 
<a name="l00109"></a>00109 <a class="code" href="namespaceompl_1_1machine.html#ab33b6ae8d7c29d501ac4f205cc5719e4" title="Amount of memory used, in bytes.">ompl::machine::MemUsage_t</a> getProcessMemoryUsageAux(<span class="keywordtype">void</span>)
<a name="l00110"></a>00110 {
<a name="l00111"></a>00111    <span class="keyword">using</span> std::ios_base;
<a name="l00112"></a>00112    <span class="keyword">using</span> std::ifstream;
<a name="l00113"></a>00113    <span class="keyword">using</span> std::string;
<a name="l00114"></a>00114 
<a name="l00115"></a>00115    <span class="comment">// &#39;file&#39; stat seems to give the most reliable results</span>
<a name="l00116"></a>00116    <span class="comment">//</span>
<a name="l00117"></a>00117    ifstream stat_stream(<span class="stringliteral">&quot;/proc/self/stat&quot;</span>,ios_base::in);
<a name="l00118"></a>00118 
<a name="l00119"></a>00119    <span class="keywordflow">if</span> (stat_stream.good() &amp;&amp; !stat_stream.eof())
<a name="l00120"></a>00120    {
<a name="l00121"></a>00121        <span class="comment">// dummy vars for leading entries in stat that we don&#39;t care about</span>
<a name="l00122"></a>00122        <span class="comment">//</span>
<a name="l00123"></a>00123        <span class="keywordtype">string</span> pid, comm, state, ppid, pgrp, session, tty_nr;
<a name="l00124"></a>00124        <span class="keywordtype">string</span> tpgid, flags, minflt, cminflt, majflt, cmajflt;
<a name="l00125"></a>00125        <span class="keywordtype">string</span> utime, stime, cutime, cstime, priority, nice;
<a name="l00126"></a>00126        <span class="keywordtype">string</span> O, itrealvalue, starttime;
<a name="l00127"></a>00127 
<a name="l00128"></a>00128 
<a name="l00129"></a>00129        <span class="comment">// the two fields we want</span>
<a name="l00130"></a>00130        <span class="comment">//</span>
<a name="l00131"></a>00131        <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> vsize;
<a name="l00132"></a>00132        <span class="keywordtype">long</span> rss;
<a name="l00133"></a>00133 
<a name="l00134"></a>00134        stat_stream &gt;&gt; pid &gt;&gt; comm &gt;&gt; state &gt;&gt; ppid &gt;&gt; pgrp &gt;&gt; session &gt;&gt; tty_nr
<a name="l00135"></a>00135                    &gt;&gt; tpgid &gt;&gt; flags &gt;&gt; minflt &gt;&gt; cminflt &gt;&gt; majflt &gt;&gt; cmajflt
<a name="l00136"></a>00136                    &gt;&gt; utime &gt;&gt; stime &gt;&gt; cutime &gt;&gt; cstime &gt;&gt; priority &gt;&gt; nice
<a name="l00137"></a>00137                    &gt;&gt; O &gt;&gt; itrealvalue &gt;&gt; starttime &gt;&gt; vsize &gt;&gt; rss; <span class="comment">// don&#39;t care about the rest</span>
<a name="l00138"></a>00138 
<a name="l00139"></a>00139        <a class="code" href="namespaceompl_1_1machine.html#ab33b6ae8d7c29d501ac4f205cc5719e4" title="Amount of memory used, in bytes.">ompl::machine::MemUsage_t</a> page_size = sysconf(_SC_PAGE_SIZE);
<a name="l00140"></a>00140        <span class="keywordflow">return</span> rss * page_size;
<a name="l00141"></a>00141    }
<a name="l00142"></a>00142    <span class="keywordflow">return</span> 0;
<a name="l00143"></a>00143 }
<a name="l00144"></a>00144 
<a name="l00145"></a>00145 <span class="preprocessor">#else</span>
<a name="l00146"></a>00146 <span class="preprocessor"></span><span class="comment">// if we have no idea what to do, we return 0</span>
<a name="l00147"></a>00147 <a class="code" href="namespaceompl_1_1machine.html#ab33b6ae8d7c29d501ac4f205cc5719e4" title="Amount of memory used, in bytes.">ompl::machine::MemUsage_t</a> getProcessMemoryUsageAux(<span class="keywordtype">void</span>)
<a name="l00148"></a>00148 {
<a name="l00149"></a>00149     <span class="keywordflow">return</span> 0;
<a name="l00150"></a>00150 }
<a name="l00151"></a>00151 <span class="preprocessor">#endif // posix</span>
<a name="l00152"></a>00152 <span class="preprocessor"></span><span class="preprocessor">#endif // apple</span>
<a name="l00153"></a>00153 <span class="preprocessor"></span><span class="preprocessor">#endif // windows</span>
<a name="l00154"></a>00154 <span class="preprocessor"></span>
<a name="l00155"></a>00155 <a class="code" href="namespaceompl_1_1machine.html#ab33b6ae8d7c29d501ac4f205cc5719e4" title="Amount of memory used, in bytes.">ompl::machine::MemUsage_t</a> <a class="code" href="namespaceompl_1_1machine.html#a8924e2e9ab70ab753b43d4d47e22c3eb" title="Get the amount of memory the current process is using. This should work on major platforms (Windows...">ompl::machine::getProcessMemoryUsage</a>(<span class="keywordtype">void</span>)
<a name="l00156"></a>00156 {
<a name="l00157"></a>00157     <a class="code" href="namespaceompl_1_1machine.html#ab33b6ae8d7c29d501ac4f205cc5719e4" title="Amount of memory used, in bytes.">MemUsage_t</a> result = getProcessMemoryUsageAux();
<a name="l00158"></a>00158     <span class="keywordflow">if</span> (result == 0)
<a name="l00159"></a>00159     {
<a name="l00160"></a>00160         <span class="keyword">static</span> msg::Interface memMsg;
<a name="l00161"></a>00161         memMsg.warn(<span class="stringliteral">&quot;Unable to get memory usage&quot;</span>);
<a name="l00162"></a>00162     }
<a name="l00163"></a>00163     <span class="keywordflow">return</span> result;
<a name="l00164"></a>00164 }
<a name="l00165"></a>00165 
<a name="l00166"></a>00166 std::string <a class="code" href="namespaceompl_1_1machine.html#a2127521d1fee6fec67dfb652f8ba63fe" title="Get the hostname of the machine in use.">ompl::machine::getHostname</a>(<span class="keywordtype">void</span>)
<a name="l00167"></a>00167 {
<a name="l00168"></a>00168     <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> BUF_SIZE = 1024;
<a name="l00169"></a>00169     <span class="keywordtype">char</span> buffer[BUF_SIZE];
<a name="l00170"></a>00170     <span class="keywordtype">int</span> len = gethostname(buffer, <span class="keyword">sizeof</span>(buffer));
<a name="l00171"></a>00171     <span class="keywordflow">if</span> (len != 0)
<a name="l00172"></a>00172         <span class="keywordflow">return</span> std::string();
<a name="l00173"></a>00173     <span class="keywordflow">else</span>
<a name="l00174"></a>00174     {
<a name="l00175"></a>00175         buffer[BUF_SIZE - 1] = <span class="charliteral">&#39;\0&#39;</span>;
<a name="l00176"></a>00176         <span class="keywordflow">return</span> std::string(buffer);
<a name="l00177"></a>00177     }
<a name="l00178"></a>00178 }
<a name="l00179"></a>00179 
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  <a href="http://www.kavrakilab.org">Physical and Biological Computing Group</a> &bull;
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