Welcome to Unix Techno Cloud dot Com
In this article, we are going to see how to fix the RPM Database issue in Linux system. First, I’m trying to install the telnet package and got an error. [root@server ~]# yum install telnet -y ..[Output Omitted] Rpmdb checksum is invalid: dCDPT(pkg checksums): ncurses-base.noarch 0:5.9-14.20130511.el7_4 – u Verify the integrity of the RPM database: [root@server ~]# cd /var/lib/rpm/ [root@server…
Read More
Few handy cheats of ssh, Task Command Logging in Connect to remote host …
Read MoreIn this article, you can see the list of important files in Linux. User accounts,authentication and messages Filename : Purpose /etc/passwd : Local authentication user file /etc/shadow : Local authentication password file /etc/group : Local system groups /etc/gshadow : Local system group authentication password file /etc/sudoers : Config file for SUDO /etc/issue : Text shown before a user logs in…
Read More
In this article, we’re going to look How to record your Putty terminal session in RHEL machines. Just in a simple way, Open a new Putty terminal and run below command to start recording, # script -t 2> timing.log -a ouput.session t – Dump the timing data to STDERR 2> – To redirect the STDERR to timing.log To stop…
Read More
In this article, we are going to look at tar utility in Unix systems. Mostly the tar is used for backup purposes. tar – Tape Archive Here is the example, Now we are going to take a tar backup of /etc directory from the server. [root@server ~]# tar cvf /home/myuser/etc.tar /etc c – create v – verbose f –…
Read More
In this article, we are going to look at the Hard and Soft links in Linux File Systems. In Linux file systems, you can work with Links. Links provides easy way to give access to the files which is somewhere in the file system. Let’s see how it works, Basically every files have a blocks which contains data.…
Read More
In this article, we’re going to look at some useful way to find the files in Linux operating system. Basically Linux Operating system have multiple directories which is used for different purposes. So it’s quite difficult to search the files within it. To search the files in a Linux operating system, there is wonderful utility which is named as…
Read More
In this article, we are going to look at some File System Management Essential Tasks. #pwd – Print the working directory. By running this command you can see the path where you are currently in a Linux system. Example, [root@server1 ~]$ pwd /home/john/ [root@server1 ~]$ Here presently you’re in the home directory of a user john. #touch – This…
Read MoreIn this article we are going to talk about File System Layout of Linux. The Linux File System is very important to understand. On top of all the file system there is a directory called root (/). The root file system is the standing point of everything here. So in the root directory, there are couple of default directory…
Read MoreIn this article, we have given the procedure to configure the iDRAC properties using the LCD panel. LCD Front Panel Navigation Menu: The left arrow “<”moves the cursor back in one-step increments. The select button “✓” selects the currently highlighted menu item. The right arrow “>” moves the cursor forward in one-step increments. iDRAC Setup Procedure: Navigate from…
Read More