Unix, Linux, DevOps , Cloud computing and BigData Knowledge-Base
Working with disks is an important part of maintaining storage space on your system. Partitions determine how your storage space is carved out for use later by the system and its users. When adding more storage or creating it for the first time, you should partition...
Sometimes things go wrong with the system to the point where it refuses to boot. For those users who are just starting out with Linux, this is a major red flag that throws them off their balance because they aren’t quite sure how to handle such...
Understanding Linux Boot Process Linux Boot Process Involves multiple Steps, let’s explore the entire boot process: Step 1: Power on the Machine Step 2: Run POST and Identify the boot Device Step 3: Read the GRUB Boot loader from the MBR of Boot device The Grand...
Remote Login Tools Secure Shell ( SSH) The Secure Shell (SSH) is one of the most versatile System Administration tool, that allows user to login and execute the commands on remote systems. It uses strong encryption and host keys as a protection against network sniffing. it...
File Compressing and Decompressing Utilities We have several tools to compress and decompress in unix and linux environment. Below is the list of some commonly used tools. gzip-compression The gzip tool is typically categorized as the “classic” method of compressing data on a Linux machine....
There are also a few characters you can use to direct or redirect output of commands. These characters are > Directs output to a file or device (overwrites if the file exists) < Directs input from the file or device >> Appends output or text to...
1. List the contents of the current directory: # ls Desktop Documents Downloads Music Pictures Public Templates Videos 2. Show the current location: # pwd /home/user01 Presently, you are in user01’s home directory, so the output of the ls command was all directories that belong to...
Error Message : Test address is not unique; disabling probe-based failure detection on interface_name ( Solaris 10 ) Error Explanation : For in.mpathd to perform probe-based failure detection, each test address in the group must be unique. Since the IPv6 test address is a link-local address...
In this post , we will be discussing about various methods to realize the MAC address of Guest Domains
There are two basic components involved in virtual networking for LDoms: Virtual switches and virtual network devices. The virtual switch should be seen just like a real ethernet switch. It “runs” in the service domain and moves ethernet packets back and forth. A virtual network device...