$ getconf _NPROCESSORS_ONLN
returns the number of CPUs online.
This article shows how to reduce boot time for Fedora 17, but the recipe can also be applied to 18, 19 and 20.
The target is to get a fast booting system with NetworkManager running and gdm displaying the login screen as fast as possible.
To redirect all apache messages to syslog, which will then appear in the systemd journal modify your httpd.conf:
To quickly find out, what dracut wants as the kernel command for your current disk setup, fire up:
# dracut --print-cmdline