copy its contents to another working directory:Ĥ. See for a list of mirrors nearest to you. This process works for CentOS 7 and 8/Stream.īefore you begin, make sure you have genisoimage and syslinux installedġ. This example was created to add the console output to the 1st serial port to deploy CentOS on a headless device. Set nfs_path /images/OS_IMAGES/CENTOS-6.There are many reason to create a custom installer. Which means its the options in initrd section are getting ignored. Boots further but errors out saying ' Cannot open root device '(null) … Please append a correct “root=” boot option '.

Removed imgargs section and moved everything to “initrd” section. Imgargs ks= ramdisk_size=100000 ksdevice=eth0 root=/dev/rd/0 ip=dhcp url -url || read void Errors out saying 'ramdisk=100000… no such file or directory :fog.centos Ramdisk_size=100000 ksdevice=eth0 root=/dev/rd/0 ip=dhcpĮrror -> boots and complains on “ks=… No such file or directory” The issue seems to be unable to pass the following option through ipxe. With ubuntu “kernel, initrd and imgargs” are working like champ. This is happening with any centos or RHEL distribution.

I tried all the following options but didn’t have any success. It boots and complains on “append” option.ĭid anyone create a centos iso installation menu with kickstart? When trying to boot the client through centos. Set nfs_path /images/OS_IMAGES/CENTOS-6.8-DVDĪppend ks= ramdisk_size=100000 ksdevice=eth0 root=/dev/rd/0 ip=dhcp url -url || read void Now I am trying to create the same type for centos :fog.centos Imgargs linux root=/dev/nfs boot=casper live-installer/net-image= ks= ip=dhcp splash quiet – || read void Set nfs_path /images/OS_IMAGES/ubuntu-14.04.3-DVD Set path /fog/OS_IMAGES/ubuntu-14.04.3-DVD I was able to create a custom boot menu for any ubuntu distribution ( sample trusty menu ) :fog.trusty

Centos 6 iso