An operating system is a software which is used to operate, use computer or server hardware and provide these sources to the user applications. Operating systems is an intermediate software which is very important for computers and servers because it provides a lot of different services to the user side applications. Operating System History Operating system history consists of mainly 4 phases. First Generation (1945-1955) First operating systems are created...
ROM stands or Read Only Memory. Memory is a component where we store information about the system. Read Only means we can only read information or data from memory and cannot change and write to the memory. Read Only Memory is especially useful when we only need some data to start a system or run simple tasks. ROM Types As ROM usage is very popular in computers, laptops, PC’s, servers,...
The motherboard is the main component of a PC, Server, Laptop, Tablet which is used to connect different devices, components and peripherals to the system. It holds many of the crucial components of the system like CPU (Central Processor Unit), RAM (Memory), HDD (Hard Disk Drive), NIC (Network Interface Card), Graphical Processing Unit (GPU). Form Factor Mainboards have different size and structures designed for different type of devices like mobile,...
WMIC or Windows Management Interface Command is a simple command line tool used to issue WMI commands. WMI command generally used to query all of the system related information like Computer Name, BIOS Serial Number, Mac Address etc. Batch WMIC WMIC provides two type of usage. Batch usage is the most popular where we can issue WMI commands into MS-DOS or PowerShell like below.
1 | > wmic /? |
Interactive WMIC Command Line WMIC also...
Windows Operating systems starting from Windows XP provides System Information Panel. System Information Panel provides detailed information about the computer hardware, software and operating system. Open System Information Panel From Start Menu System Information Panel can be opened in different ways. The most basic and fast way is starting it from Start Menu . After opening Start Menu we can type System Information which will list System Information icon. Then...
Performance is important factor for server management. In Windows family operating system we can use wpr tool to save and monitor performance metrics. wpr means Windows Performance Reporting. This tools can save the specified topic performance metrics. Syntax The syntax of wpr command is like below.
1 | wpr OPTIONS |
List Performance Profiles A regular server consist of different hardware and operating system components. We can get report about these components by specifying their metric.There are...
Windows operating system have a lot of third party tools used to get detailed system information like operating system, version, boot time, processor etc. We will look simple single command systeminfo to get detailed system information. List Information We will just issue the systeminfo command to get information about the computer.
1 | $ systeminfo |
We will get following information about the computer. Host Name OS Name OS Version OS Manufacturer OS Configuration OS Configuration...
In previous posts we have done installation of the VirtualBox into Windows and Linux Operating systems. In this post we will look how to create Virtual machine or guest in a VirtualBox. For more information about installation look links below. Windows: How To Install Virtualbox Into Windows? Linux: Virtualization With Virtualbox and Installing Virtualbox Create New VM (Virtual Machine) We can create new virtual machine just clicking New button like below....
In computing RAM or Random Access Memory is very important. RAM technology is evolving in years. At the end of 90’s we were using 128 MB RAM. Yes 128 MB it is not joke. Today we are talking about 64, 128 GB RAMs for Laptops and Desktops. In this tutorial we will look details about DDR4 RAM and memory technology. Release First DDR4 is released in to market 2014. Capacity...
Virtualization and cloud computing is future of the IT. There are a lot of tools and architectures to make virtual the systems. Every big vendor have their original or clone virtualization technology or ecosystem. Linux provides KVM, Qemu for opensource, fast virtualization. Open source cloud ecosystem Openstack is mainly positioned on KVM,Libvirt and Qemu. In this tutorial we will look how to use virt-install tool to create new virtual machines. Installation...
