VMware converting RAW disk to VMDK
Convert a Vmware RDM disk to VMDK while guest VM is powered off Power down the guest VM Clone the VM, under select virtual disk format – select Advanced – …
Read MoreAdd new disk to Red Hat Linux server, create new filesystem without reboot.
If you are running a VMware virtual Red Hat Linux server then it is very easy to add a new disk. For physical servers with hot add capability this is …
Read MoreConfigure the DVD or Linux ISO as software repository for Red Hat Enterprise Linux
You downloaded and installed Red Hat Enterprise Linux on your server becasue you just want to test it out. During installation you selected base server, after installation you realize that …
Read MoreSSH login without password using public key authentication
On Computer A Create the public and private keys using the command ssh-keygen [root@computerA .ssh]# ssh-keygen -t rsa Generating public/private rsa key pair. Enter file in which to save the …
Read MoreGranting Active Directory group privilge to logon to linux server
Likewise similar to Winbind is an open source software used to integrate linux server with Microsoft Active Directory authentication. This article assume that you already have Likewise installed and configured …
Read MoreHow to shrink a filesystem in Linux
This does not happen often, but you may run into a situation where you need to reduce the size of the Linux filesystem. Well, in my case I wanted to …
Read MoreHow to extend the filesystem on a Vmware ESX guest Red Hat Linux server
Being the administrator of a large Linux shop, I have had to extend the filesystems on the Red Hat Linux server a few times. Each time I had the opportunity …
Read MoreUnable to login to remote server via ssh
A funny thing happened to one of my Red Hat 5 Enterprise servers after applying the errata. I rebooted the servers as usual after applying the updates, and they came …
Read MoreHow to create a new superuser in Linux
The administrative account ‘root’ is the most powerful user in Linux and Unix. This account is created by default during installation of the operating system. Most security consultants will recommend …
Read MoreTroubleshoot problem with yum update and rebuild the rpm database
I have created a step by step approach to troubleshoot a problem with performing yum update and how to rebuild the rpm database. I received and error while trying to …
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