Linux, Windows, Security, Programming, Network Tutorials
Linux have different tools to manage disk devices and hard disks. hdparm is one of the popular tools. Hdparm can get information about hard disk, change writing intervals, acoustic management, DMA settings etc.But be cautious while changing settings about the hard disk drive. Syntax hdparm [options] [device …] Help $ hdparm -h Show Information About Disk … Read more
Linux provides alternative ways to support and use network devices. Bluetooth is one of them. Personal Area Network Daemon or simply pand is popular daemon used to manage Bluetooth. Below is we will look at some usage of pand . Keep in mind that all of these commands requires access rights to the Bluetooth device … Read more
In this post we will look at Linux pre-installed laptops and where can we buy. We will generally list Linux Laptop sellers and some example laptops and their prices. We will also look at feedback about these sellers. To get more reliable information about Laptops and Servers Linux support distributions like Ubuntu, Red Hat provides … Read more
A data center is a facility used to house computer systems and provides the required environment to these systems. The old day’s data center was a bit luxury but today’s situations a lot of SMB’s have data centers. Problems Of Data Centers We expect a Windows server to run forever but it’s not. An electricity … Read more
Newcomers to Linux world generally confuse or no idea about distributions. We call generally the operating system as Linux but actually Linux is just a kernel. So why we call all of them Linux because kernel is very important and without Linux kernel the distributions can not be exists. But reverse Linux can exist without … Read more
Gns3 very useful tool to simulate real networks and systems. In the first days of its Gns3 was simple Cisco IOS image emulator. But recent years its development has gained momentum. This made Gns3 a multi-platform, flexible real-world simulator. Gns3 supports systems like Cisco, Juniper, Palo Alto, Pfsense, Docker, etc. In this tutorial, we will … Read more
Hi, today I am gonna show you how to make raid ( redundant array of inexpensive disks ). Why wee need it? Think about what you have customer data stored in a server. Say one day disk is dead and then all of your data about the customer are gone. This is a very bad … Read more
I have Ubuntu systems and I have an old kernel. I want to upgrade my Linux system kernel. How can I do that? Linux kernel can be upgraded by two ways one way is getting source code compiling and installing it. The second way is by using the package manager to update the kernel. We … Read more
Operating systems use storage or disks to save data persistently. Disks are used with partitions to manage them easily. Generally operating system and data partitions are placed separately. Home directory of the Linux is separated because a problem in the home directory like fulling do no effect to the general system. Modern Linux system use … Read more
CPU is central part of the computer systems. They provide all logic and computation power to the operating system that runs on them. In general we look the frequency and brand of the CPU like i5,i7. There are very different features in detail in CPU’s. There are different commands to get CPU’s information like flags, … Read more