Sometimes you need to find information about your CPU on your Linux machine and there are many ways to do it. So in this tutorial I will teach you how to find details about your CPU such as processor, architecture, vendor name and many others that are very useful to you. MY LATEST VID...
meaning that when you execute the program, it runs as though the file owner is the user instead of you. Many programs use this setuid bit to run as root in order to get the privileges they need to change system files. One example is the passwd...
your bytes leave the application layer on Host A and travel through the transport and network layers on Host A; then they go down to the physical medium, across the medium, and up again through the various lower levels to the application layer on Host B in much the same way. If...
Using the Terminal to Check Disk Space on Ubuntu To check the disk space on Ubuntu using the terminal, we will utilize the df command. The “df” stands for “disk free” and is a standard Unix utility used for checking the available disk space on a file system. In the following sectio...
2) How to Check Memory Information Using the free Command Thefree commandis widely used by Linux administrator to check Linux system memory, it’s very simple and displays the total amount of free and used physical and swap memory in the system, as well as the buffers and caches used by ...
Swap spaceis an allocated area on the hard disk that acts as virtual memory when physical RAM is exhausted. While it prevents system crashes due to low memory, it can slow down the system if overused. Clearing Cache, Buffer, and Swap Space in Linux ...
This chapter is a guide to the Unix commands and utilities that will be referenced throughout this book. This is preliminary material, and you may ...
You now know the physical and logical structure of a Linux system, what the kernel is, and how to work with processes. This chapter will teach you how the kernel starts— or boots. In other words, you’ll learn how the kernel moves into memory up to the point where the first user pr...
AIDE(Advanced Intrusion Detection Environment) is a small yet powerful, free open source intrusion detection tool, that uses predefined rules to check file and directory integrity in Unix-like operating systems such as Linux. It is an independent static binary for simplified client/server monitoring ...
Now you will start several programs which consume more memory and test the scenario. However in Linux, we can use a small hack by dd command to increase the memory usage. Here comes the trick… 1. Lets check the current memory usage of user saket. ...