Linux is Open source software in earlier stages, It has been the most used operating system in the world, the Linux distributions are based on collection of software, based on the package manager the Linux distributions are available, both Open source and commercial Operating systems are available.
The below table shows major distributions that are used
|Redhat Based||Debian Based||Gentoo||Slackware|
|Red Hat Enterprise Linux||Ubuntu|
|Open SUSE||Linux Mint|
|Oracle Linux||Third-party Distributions|
|Independent RPM distributions||Knoppix|
2. Operating System Family
The below diagram shows the OS distribution family.
There are few other distribution are available, most of them are custom kernel made for particular use. The above are most widely used distribution, based on the kernel OS distribution the Operating system available in the market, both commercial as well as open source. Since the Linux is under the GPL, (General Public License), anybody can take the source code and compile and distribute.
The main advantage is X11 based Graphical User Interface (GUI), it can be used as sever or desktop based operating system. Command Line interface is widely used, give us the full control of the operating system.
3. RPM Based Distribution
RPM Based OS distributions which falls under Redhat are support commercial and open source supports. Usually the packages will have extension .rpm
4. Debian Based Distribution
Debian is free and open source based operating system, it will have extension .deb packages, there are lot of distributions based on Debian, most widely used operating system are Ubuntu, Linux Mint.
5. Other Distributions
Gentoo is a compiled according to the user requirement, and Slackware is one of the oldest distribution in Linux, initially used in Suse Linux.
Operating System Architecture table
|x86_64||ARM 64||IBM Z||IBM Power |
x86_64 is a 64 bit x86 architecture based on Intel, along with new 4-level paging and compatibility mode.
ARM – Advanced RISC Machine Processors that have a RISC architecture typically require lesser number of transistors, which advantage in cost reduction, less power consumption and heat.
IBM Power microprocessors – Named as “Performance Optimization With Enhanced RISC”
IA-32 is the 32 bit x86 architecture, it was the defined by Intel, also known as 80386 microprocessor. There are few other architecture available in the market like SPARC.
6. Top 10 OS distribution
The below table is top 10 OS distribution based on distrowatch.com on May 2020
7. Linux Distributions that runs on RAM
There are few linux distributions we can run on RAM, check the links below and try it
Tiny Core Linux – 11MB – http://tinycorelinux.net/
SliTaz – 40 MB – http://slitaz.org/en/
Damm Small linux is a 50 MB Linux os distribution, we can run a GUI based live operating system
DSL link – http://www.damnsmalllinux.org/
8. Live CD / USB
Some notable Live USB or CD based Linux Operating system
Current Linux running on Redhat, Debian, SLES based OS family
Other Operating system families are Windows, Sun Solaris, MacOSX, HP-UX, AIX, BSD, Alpine and ArchLinux
Linux operating is used in Server, Desktop, mobile, cloud computing, embedded devices, mainframe computers, super computers.
Linux desktop environments are GNOME ,KDEPlasma , GNOME ,MATE ,Cinnamon , LXDE, Pantheon and Xfce
Operating System : https://en.wikipedia.org/wiki/Operating_system
Redhat OS : https://www.redhat.com/en
Oracle Linux: https://www.oracle.com/linux/technologies/oracle-linux-downloads.html
GNU : https://www.gnu.org/
Linux Distribution in One Page https://distrowatch.com
Under GPL License Linux is free to use, distribute. Refer for more info https://en.wikipedia.org/wiki/GNU_General_Public_License
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