리눅스에서 버전/커널 확인 방법
# uname -a
Linux localhost.lcaldomain 2.6.32-71...........
# cat /etc/issue
CentOS Linux release 6.0
# cat /etc/redhat-release
CentOS Linux release 6.0
# cat /etc/*release*
CentOS Linux release 6.0
CentOS Linux release 6.0
CentOS Linux release 6.0
# getconf LONG_BBIT
64