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find ./ -type f -name '*source-string*'

linux | spec | system info

How to tell when RedHat was last updated
rpm -qa --queryformat '%{installtime} (%{installtime:date}) %{name}\n' | sort -n | tail -n 1
dmidecode | grep -i vmwared
midecode -t 1
#----------------------------------------------------------------------
#      _      _                      _
#     | |    | |                    (_)
#   __| | ___| |_ ___ _ __ _ __ ___  _ _ __   ___
#  / _` |/ _ \ __/ _ \ '__| '_ ` _ \| | '_ \ / _ \
# | (_| |  __/ ||  __/ |  | | | | | | | | | |  __/
#  \__,_|\___|\__\___|_|  |_| |_| |_|_|_| |_|\___|
#  _____  _____   _     _ _                   ____    ___   _     _ _
# |____ |/ __  \ | |   (_) |                 / ___|  /   | | |   (_) |
#     / /`' / /' | |__  _| |_    ___  _ __  / /___  / /| | | |__  _| |_
#     \ \  / /   | '_ \| | __|  / _ \| '__| | ___ \/ /_| | | '_ \| | __|
# .___/ /./ /___ | |_) | | |_  | (_) | |    | \_/ |\___  | | |_) | | |_
# \____/ \_____/ |_.__/|_|\__|  \___/|_|    \_____/    |_/ |_.__/|_|\__|
#-----------------------------------------------------------------------
[[email protected] ~]$ uname -m
# x86_64 ==> 64-bit kernel
# i686   ==> 32-bit kernelx86_64
[[email protected] ~] getconf  LONG_BIT64
grep 'address sizes' /proc/cpuinfo
grep 'flags' /proc/cpuinfo
# Under "flags" parameter, you will see various values.
# Among them, one is named  or  or# rm ==> 16-bit processor | rm(real mode)
# tm ==> 32-bit processor | tm(transparent mode)
# lm ==> 64-bit processor | lm(long mode)

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