How can I do the following to 100 servers. If you can help script the following lines
1. Backup first the original /etc/grub.conf
2. Modify the system kernel paramter "crashkernel" . This is done by editing the /etc/grub.conf file and add "crashkernel=256M@32M " to the kernel line.
3. Make an entry in the /etc/kdump.conf
4. Enable kdump service
chkconfig kdump on