Determine what Linux Version

4 different commands that you can run to see information about your Linux distro.

[oracle@server ~]$ cat /etc/issue
Oracle Linux Server release 6.8



[oracle@server ~]$ cat /etc/*release
LSB_VERSION=base-4.0-amd64:base-4.0-noarch:core-4.0-amd64:core-4.0-noarch:graphics-4.0-amd64:graphics-4.0-noarch:printing-4.0-amd64:printing-4.0-noarch
Oracle Linux Server release 6.8
NAME="Oracle Linux Server"
VERSION="6.8"
ID="ol"
VERSION_ID="6.8"
PRETTY_NAME="Oracle Linux Server 6.8"
ANSI_COLOR="0;31"
CPE_NAME="cpe:/o:oracle:linux:6:8:server"
HOME_URL="https://linux.oracle.com/"
BUG_REPORT_URL="https://bugzilla.oracle.com/"

ORACLE_BUGZILLA_PRODUCT="Oracle Linux 6"
ORACLE_BUGZILLA_PRODUCT_VERSION=6.8
ORACLE_SUPPORT_PRODUCT="Oracle Linux"
ORACLE_SUPPORT_PRODUCT_VERSION=6.8
Red Hat Enterprise Linux Server release 6.8 (Santiago)
Oracle Linux Server release 6.8


Kernel Version commands
[oracle@server ~]$ uname -r
4.1.12-103.9.6.el6uek.x86_64

**Whether you are using 32 bit or 64 bit version... the x86_64 means a 64 bit kernel


[oracle@server ~]$ uname -a
Linux server 4.1.12-103.9.6.el6uek.x86_64 #2 SMP Wed Nov 15 18:03:27 PST 2017 x86_64 x86_64 x86_64 GNU/Linux