Reset Root Password CentOS 7

Scenario: Reset root password CentOS/RHEL 7 System: CentOS/RHEl 7 Steps: 1) On first boot menu select first kernel(on top) then Press ‘e’

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Create LUN in Openfiler

Scenario: Create LUN in Openfiler from new disk. System: Openfiler ESA 2.9 Steps: 1) Click Volumes >> Click Block Devices,in picture below we see new drive /dev/sdb and /dev/sdc as…

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Install Openfiler

Scenario: Installing Openfiler at sda 40GB size. System: Openfiler ESA 2.99.1 Steps: – Download Openfiler iso from here. – Booting from Openfiler iso/DVD. – Select Graphical Mode press Enter. –…

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Extend Volume Group and Logical Volume on CentOS/RHEL

Scenario: Added new disk /dev/sdc then extend Volume Group and extend Logical Volume /var on CentOS/RHEL System: CentOS/RHEL 6/7 (ext4 filesystem) Steps: – After added disk /dev/sdc then create partition…

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