kernel – POFTUT

What Is Kernel (Operating System)?

What Is Kernel (Operating System)?

The Kernel is the core part of a computer, smartphone operating system. The kernel operates in the lowest layer according to the operating system architecture which is responsible for different tasks like memory management, device management, process management, etc. Without a kernel, the operating system, applications, the software couldn’t run. How Kernel Works? In order … Read more

What Is an Operating System (OS)?

What Is an Operating System (OS)?

An operating system is a software that 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 … Read more

Linux lspci Command Tutorial with Examples

Linux provides lspci command in order to list PCI bus and devices information. This command will provide brief or detailed information about currently connected PCI devices like GPU, USB Card etc. Install For Ubuntu, Debian, Kali, Mint We can install lspci tool with the following command to the deb based distributions. $ sudo apt install … Read more

How To Download, Compile and Install Custom Linux Kernel Manually In Ubuntu, Debian, Mint, Kali, CentOS?

Linux is a Operating System kernel and user space applications will create different distributions like CentOS, Ubuntu, Mint, Kali around this kernel. Kernel can be downloaded freely and used without any license fee. In this tutorial we will learn how to download Linux Kernel from kernel.org and compiling with GCC . An the last step … Read more

How To Use vmstat To Monitor Linux Performance

Linux distributions provides a lot of tools in order to monitor system performance. vmstat is one of the most used tool for system performance monitoring. vmstat can collect and report information about memory, cpu, swap, io in a detailed way. In this tutorial we will examine the output of the vmstat and different features and options of it. … Read more

Linux VMware Workstation Not Enough Physical Memory Is Available Error and Solution

Linux VMware Workstation Not Enough Physical Memory Is Available Error and Solution

VMware is a Linux based virtualization system that provides rich features. VMware supported by different platforms like Windows, MacOSX, Linux. As WMware is a closed source product we need to make some manual work on Linux systems. If we are using Ubuntu, Fedora, Debian, Mint, and similar up-to-date systems whose own kernel newer than 4.8 … Read more

How To Use Linux dmesg Command To Print System Logs?

dmesg is used to print and control kernel ring buffer. This explanation may be confusing for the most of the readers. Here simplified explanation. dmesg provides logs for troubleshoot, diagnose or save which is created by Linux kernel. It provides low level messages which is not logged by other subsystems. Provided Information Type dmesg command … Read more

How To Install VMware Tools To The Linux Debian, Ubuntu, Kali, Mint, Fedora, CentOS, RHEL Distributions

VMware is one of the best virtualization company. Especially in the desktop based virtualization it provides far more features than its competitors. VMware provides some tools to make virtualization experience more smooth. These tools are called VMware Tools. In this tutorial we will look how to install these tools into Linux distributions like Debian, Ubuntu, … Read more

modprobe, lsmod, modinfo Command Tutorial With Examples To Load, List Linux Kernel Modules

What makes an Operating system Linux Distribution? All Linux distributions use same kernel named Linux Kernel. Linux kernel provides operating system services, hardware management, process management, memory management etc. Linux kernel is a monolithic kernel which means single executable all in one. But the operating systems should provide dynamic environments to comply user needs. Linux … Read more

What Is Unix?

Unix operating system is the root of multi-tasking operating systems. We can call Unix as the first modern operating system that provides advanced operating system features like kernel, development tool, user and admin commands, multi-tasking, etc. Unix operating system is developed 1970’s in Bell Labs research center by Ken Thompson, Dennis Richie, and others. Unix … Read more