cks, which would have prevented performance improvements).</p>
<p>And the graphical visualization of the results:</p>
<p><img src="https://github.com/greg7mdp/parallel-hashmap/blob/master/img/mt_stl_flat_par_both_run2.PNG?raw=true" alt="mt_stl_flat_par comparison" /></p>
<p>We notice in this last graph that the memory usage peaks, while still smaller than those of the <em>flat_hash_map</em>, are larger that those we saw when populating the <em>parallel_hash_map</em> using a single thread. The obvious reason