[CentOS] How to create initrd.img

Mon Oct 15 13:09:02 UTC 2007
David Hrbáč <hrbac.conf at seznam.cz>

Hi,
anyone to point me URL on initrd.img creating? I have custom kernel and
want to create initrd.img for install media.
mkinitrd /tmp/initrd.img 2.6.18-8.1.14.el5.hrb -v -f create unusable
file for install media.

Thanks,
David