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<p class="MsoNormal">Hi,<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">We are currently looking into purchasing a new computer, but first I wanted to understand how MPICH uses processors and cores.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">We are using the Lakes Environmental Windows interface for the AERMOD modelling software utilizing MPI. We are looking at investing in a new computer that will help speed up processing time but need to understand how MPICH uses processors
and cores.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoListParagraph" style="text-indent:-18.0pt;mso-list:l1 level1 lfo2"><![if !supportLists]><span style="mso-list:Ignore">-<span style="font:7.0pt "Times New Roman"">
</span></span><![endif]>Can MPICH utilize more than one processor in parallel?<o:p></o:p></p>
<p class="MsoListParagraph" style="text-indent:-18.0pt;mso-list:l1 level1 lfo2"><![if !supportLists]><span style="mso-list:Ignore">-<span style="font:7.0pt "Times New Roman"">
</span></span><![endif]>In the event that the processor contains multiple cores, can MPICH utilize more than one core simultaneously?<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">For example, if we purchased a computer with two separate multi-core processors, each containing six cores, would the software be able to utilize all 12 cores in parallel?<o:p></o:p></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><b><span lang="EN-US" style="font-size:10.0pt;font-family:"Tahoma","sans-serif";color:navy">Casey Ladouceur, B.Eng. EIT<o:p></o:p></span></b></p>
<p class="MsoNormal"><b><span lang="EN-US" style="font-size:10.0pt;font-family:"Tahoma","sans-serif";color:navy">Jr. Air Quality Scientist</span></b><span style="font-size:12.0pt;font-family:"Times New Roman","serif";color:#1F497D"><o:p></o:p></span></p>
<p class="MsoNormal"><b><span lang="EN-US" style="font-size:10.0pt;font-family:"Tahoma","sans-serif";color:maroon">True Grit Consulting Ltd.</span></b><span style="color:#1F497D"><o:p></o:p></span></p>
<p class="MsoNormal"><b><span lang="EN-US" style="font-size:7.5pt;font-family:"Tahoma","sans-serif";color:maroon">ENGINEERING - AIR - ENVIRONMENTAL</span></b><span style="color:#1F497D"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:7.5pt;font-family:"Tahoma","sans-serif";color:navy">1127 Barton Street</span><span style="color:#1F497D"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:7.5pt;font-family:"Tahoma","sans-serif";color:navy">Thunder Bay, ON, P7B 5N3</span><span style="color:#1F497D"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:7.5pt;font-family:"Tahoma","sans-serif";color:navy">P:807.626.5640 X-241</span><span style="color:#1F497D"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:7.5pt;font-family:"Tahoma","sans-serif";color:navy">F:807.623.5690</span><span style="color:#1F497D"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:7.5pt;font-family:"Tahoma","sans-serif";color:navy">C:807.629.1079</span><span style="color:#1F497D"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
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