Amᵃᵖanda<p>omg, how do I properly profile a <a href="https://en.osm.town/tags/rust" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>rust</span></a> programme that uses <a href="https://en.osm.town/tags/rayon" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>rayon</span></a>?</p><p>Rayon is *fantastic* for data parallelization, but when I try to use `perf(1)` in Linux, and open the results with (e.g.) `hotspot(1)` it's all just totally full of a million calls to `rayon::…`. 😭 Is there a way to collapse them all down?</p><p><a href="https://en.osm.town/tags/profiling" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>profiling</span></a> <a href="https://en.osm.town/tags/FastCodePls" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>FastCodePls</span></a> <a href="https://en.osm.town/tags/perf" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>perf</span></a> <a href="https://en.osm.town/tags/performance" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>performance</span></a></p>