How to find Kernel version, release info and disk partition info in Ubuntu

Here, we will see how to find Kernel version, Ubuntu release information and disk partition information in Ubuntu. 

uname -a  : print certain system information. Here's the output.

Linux ambarish-ubuntu 4.2.0-34-generic #39~14.04.1-Ubuntu SMP Fri Mar 11 11:38:02 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux

Description.

       Print certain system information. With no OPTION, same as -s.

       -a, --all

              print all information, in the following order, except omit -p and -i if unknown:

       -s, --kernel-name

              print the kernel name

       -n, --nodename

              print the network node hostname

       -r, --kernel-release

              print the kernel release

       -v, --kernel-version

              print the kernel version

       -m, --machine

              print the machine hardware name

       -p, --processor

              print the processor type or "unknown"

       -i, --hardware-platform

              print the hardware platform or "unknown"

       -o, --operating-system

              print the operating system

lsb_release : to print distribution-specific information.

Description.

       The lsb_release command provides certain LSB (Linux Standard Base) and distribution-specific information.

       If no options are given, the -v option is assumed.

       -v, --version

              Show the version of the LSB against which your current installation is compliant. The  version is expressed as a colon separated list of LSB module descriptions.

       -i, --id

              Display the distributor's ID.

       -d, --description

              Display a description of the currently installed distribution.

       -r, --release

              Display the release number of the currently installed distribution.

 

       -c, --codename

              Display the code name of the currently installed distribution.

       -a, --all

              Display all of the above information.

       -s, --short

              Use the short output format for any information displayed. This format omits the leading header(s).

       -h, --help

              Show summary of options.

 

       -c, --codename

              Display the code name of the currently installed distribution.

       -a, --all

              Display all of the above information.

       -s, --short

              Use the short output format for any information displayed. This format omits the leading header(s).

       -h, --help

              Show summary of options.

       -e, --exclude list

              Exclude the devices specified by a comma-separated list of major device numbers. Note that RAM disks (major=1) are excluded by default.

       -f, --fs

              Output info about filesystems.  

       -h, --help

              Print a help text and exit.

       -i, --ascii

              Use ASCII characters for tree formatting.

       -m, --perms

              Output  info  about   device   owner,   group   and   mode.

       -l, --list

              Use the list output format.

       -n, --noheadings

              Do not print a header line.

       -o, --output list

              Specify which output columns to print.  Use --help to get a list of all supported columns.

       -P, --pairs

              Use key="value" output format.

       -r, --raw

              Use the raw output format.

lsblk -o NAME,SIZE : to display disk partition in a human readable format.

In case, you want to print all the information Kernel version, release info and disk partition info with a single command, use the below command:

sudo fdisk -l; uname -a; lsb_release -a  

If you want to add something, please mention that in comments.