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Steve Plimpton
2016-08-23 16:28:36 -06:00
parent 268fdab71b
commit e27196e91c
4 changed files with 30 additions and 26 deletions
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@ -1769,15 +1769,17 @@ computation. These thread timings are taking from the first MPI rank
only and and thus, as the breakdown for MPI tasks can change from MPI
rank to MPI rank, this breakdown can be very different for individual
ranks. Here is an example output for this section:</p>
<p>Thread timings breakdown (MPI rank 0):
Total threaded time 0.6846 / 90.6%
Section | min time | avg time | max time <a href="#id37"><span class="problematic" id="id38">|%varavg|</span></a> %total
&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;
Pair | 0.5127 | 0.5147 | 0.5167 | 0.3 | 75.18
Bond | 0.0043139 | 0.0046779 | 0.0050418 | 0.5 | 0.68
Kspace | 0.070572 | 0.074541 | 0.07851 | 1.5 | 10.89
Neigh | 0.084778 | 0.086969 | 0.089161 | 0.7 | 12.70
Reduce | 0.0036485 | 0.003737 | 0.0038254 | 0.1 | 0.55</p>
<div class="highlight-default"><div class="highlight"><pre><span></span><span class="n">Thread</span> <span class="n">timings</span> <span class="n">breakdown</span> <span class="p">(</span><span class="n">MPI</span> <span class="n">rank</span> <span class="mi">0</span><span class="p">):</span>
<span class="n">Total</span> <span class="n">threaded</span> <span class="n">time</span> <span class="mf">0.6846</span> <span class="o">/</span> <span class="mf">90.6</span><span class="o">%</span>
<span class="n">Section</span> <span class="o">|</span> <span class="nb">min</span> <span class="n">time</span> <span class="o">|</span> <span class="n">avg</span> <span class="n">time</span> <span class="o">|</span> <span class="nb">max</span> <span class="n">time</span> <span class="o">|%</span><span class="n">varavg</span><span class="o">|</span> <span class="o">%</span><span class="n">total</span>
<span class="o">---------------------------------------------------------------</span>
<span class="n">Pair</span> <span class="o">|</span> <span class="mf">0.5127</span> <span class="o">|</span> <span class="mf">0.5147</span> <span class="o">|</span> <span class="mf">0.5167</span> <span class="o">|</span> <span class="mf">0.3</span> <span class="o">|</span> <span class="mf">75.18</span>
<span class="n">Bond</span> <span class="o">|</span> <span class="mf">0.0043139</span> <span class="o">|</span> <span class="mf">0.0046779</span> <span class="o">|</span> <span class="mf">0.0050418</span> <span class="o">|</span> <span class="mf">0.5</span> <span class="o">|</span> <span class="mf">0.68</span>
<span class="n">Kspace</span> <span class="o">|</span> <span class="mf">0.070572</span> <span class="o">|</span> <span class="mf">0.074541</span> <span class="o">|</span> <span class="mf">0.07851</span> <span class="o">|</span> <span class="mf">1.5</span> <span class="o">|</span> <span class="mf">10.89</span>
<span class="n">Neigh</span> <span class="o">|</span> <span class="mf">0.084778</span> <span class="o">|</span> <span class="mf">0.086969</span> <span class="o">|</span> <span class="mf">0.089161</span> <span class="o">|</span> <span class="mf">0.7</span> <span class="o">|</span> <span class="mf">12.70</span>
<span class="n">Reduce</span> <span class="o">|</span> <span class="mf">0.0036485</span> <span class="o">|</span> <span class="mf">0.003737</span> <span class="o">|</span> <span class="mf">0.0038254</span> <span class="o">|</span> <span class="mf">0.1</span> <span class="o">|</span> <span class="mf">0.55</span>
</pre></div>
</div>
<p>The third section lists the number of owned atoms (Nlocal), ghost atoms
(Nghost), and pair-wise neighbors stored per processor. The max and min
values give the spread of these values across processors with a 10-bin