Redhat Hardware info

Info from:
http://forums11.itrc.hp.com/service/forums/questionanswer.do?admit=109447626+1218051306170+28353475&threadId=956927

you can collect the system information using following build-in os command.

# dmesg|grep -i cpu
# cat /proc/cpuinfo
# cat /proc/meminfo
# dmesg|grep -i memory
# cat /proc/scsi/scsi
# cat /proc/pci

# cat /proc/cpuinfo|grep "model name"
# cat /proc/meminfo|grep "MemTotal:"

Get redhat release version
[epictide@fezzik bin]$ cat /etc/redhat-release
Red Hat Enterprise Linux ES release 4 (Nahant Update 7)

or you can use 3rd party software to know the system hw configuration. such as
1. lshw, URL: http://ezix.sourceforge.net/software/lshw.html
2. cfg2html-linux, URL: http://www.cfg2html.com/

you can also study from books or redhat official provide documents at following
http://www.redhat.com/docs/