I have a HPE Proliant DL380 G7 that is running Red Hat Enterprise Linux 5 that was stuck on the following message

GRUB Loading stage2…
Press any key to continue

Removed the section shown in red on file /boot/grub/grub.conf

root@rhel5:/boot/grub # cat grub.conf
# grub.conf generated by anaconda
#
# Note that you do not have to rerun grub after making changes to this file
# NOTICE: You have a /boot partition. This means that
# all kernel and initrd paths are relative to /boot/, eg.
# root (hd0,0)
# kernel /vmlinuz-version ro root=/dev/rootvg/rootlv
# initrd /initrd-version.img
#boot=/dev/cciss/c0d0
default=0
timeout=5
#splashimage=(hd0,0)/grub/splash.xpm.gz
#hiddenmenu

serial –unit=0 –speed=115200
terminal –timeout=10 console serial

title Red Hat Enterprise Linux Server (2.6.18-406.el5)
root (hd0,0)
kernel /vmlinuz-2.6.18-406.el5 ro root=/dev/rootvg/rootlv rhgb noquiet crashkernel=128@16M log_buf_len=3M elevator=noop nmi_watchdog=0
initrd /initrd-2.6.18-406.el5.img
title Red Hat Enterprise Linux Server (2.6.18-308.16.1.el5)
root (hd0,0)
kernel /vmlinuz-2.6.18-308.16.1.el5 ro root=/dev/rootvg/rootlv rhgb noquiet crashkernel=128@16M log_buf_len=3M elevator=noop nmi_watchdog=0
initrd /initrd-2.6.18-308.16.1.el5.img
title Red Hat Enterprise Linux Server (2.6.18-308.el5)
root (hd0,0)
kernel /vmlinuz-2.6.18-308.el5 ro root=/dev/rootvg/rootlv rhgb noquiet crashkernel=128M@16M log_buf_len=3M elevator=noop nmi_watchdog=0
initrd /initrd-2.6.18-308.el5.img

• Solaris