&gt; <i>DTrace is similar to ptrace&#x2F;strace in Linux</i><p>No. It&#x27;s 10000× more. <a href="http:&#x2F;&#x2F;www.dtracebook.com&#x2F;" rel="nofollow">http:&#x2F;&#x2F;www.dtracebook.com&#x2F;</a>