reducing PDF file size in Fedora

[Bruno Wolff III]

On Thu, Dec 27, 2012 at 08:17:56 -0600,
   Ranjan Maitra <maitra.mbox.ignored at inbox.com> wrote:
>Hi,
>
>I need to reduce the file size of my PDF in Fedora. Apparently, I may
>be able to use Adobe Acrobat Professsional to do this:
>
>http://www.adobe.com/designcenter-archive/acrobat/articles/acr7optimize/acr7optimize.pdf
>
>But I was wondering if there is an open source way to achieve the same
>result in Fedora?

Why not compress it with a compression tool such as xz?