RHEL/CentOS

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Configure a Postfix Relay through Gmail on CentOS 7

When installing on VMware, add the following line to fix the screen resolution: vga=794

Installer window is not displayed properly during RHEL 6.1 and CentOS 6.3 guest operating system installation, missing Next button (2003588)


Bare metal and Virtual Machine Provisioning through Foreman Server

Create LVM Volume

   # pvcreate /dev/sdb1
   # vgcreate opt_vg /dev/sdb1
   # lvcreate -n opt_lv -l 100%FREE opt_vg