Why mmap is faster than system calls (2019)
And yet, grep and grep alternatives run much faster with the sequential file I&#x2F;O tools than mmap.<p><a href="https:&#x2F;&#x2F;blog.burntsushi.net&#x2F;ripgrep&#x2F;" rel="nofollow">https:&#x2F;&#x2F;blog.burntsushi.net&#x2F;ripgrep&#x2F;</a>