<div dir="ltr"><br><div class="gmail_extra"><br><br><div class="gmail_quote">On Wed, Dec 18, 2013 at 2:06 PM, akonsu <span dir="ltr"><<a href="mailto:akonsu@gmail.com" target="_blank">akonsu@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">I have two benchmarks that perform a simple text split on a regular expression. One is in Ruby and another is in Erlang. The Erlang version is 6 times slower on my machine for some reason. I have read all documentation I could find on how to use binaries in Erlang, but I cannot make it faster. I am looking for help.</div>
</blockquote><div><br></div><div>You can gain a slight speedup by specifying [{return,binary}] as the final argument to re:split/3, but since you're splitting on whitespace, why not use binary:split rather than re:split? The former appears to be 10x faster than the latter for this case.</div>
<div><br></div><div>--steve</div><div> </div></div></div></div>