Linux

How to mount LVM partitions from rescue mode

This is a short post about mounting LVM partitions when you are using a rescue CDROM or a desktop install CDROM. The whole process is only four easy┬ásteps. Boot your rescue media. This can be a CentOS, Ubuntu, Red Hat or other CDROM that gives you a console access to the server. Most newer linux […]

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Linux

Virtualize physical Ubuntu linux server

This post describes how to create a bit for bit copy of a Ubuntu 14.04 LTS server using tools like gddrescue and qemu from a Ubuntu Live-CD. This procedure can actually be used to create a copy of any operating system, not just Ubuntu. This could probably have been done more easily and faster using […]

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Virtualization

VMware ESXi host tips

Some of my VMware notes in short form, just publishing it since it has been in my drafts folder too long. Remove virtual adapter ala vmk0 # esxcli network ip interface remove -i vmk1 Configure IP on vmk # esxcli network ip interface ipv4 set -i vmk3 -I 10.255.2.37 -N 255.255.255.0 -t static List vmk […]

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Linux

Using KVM as hypervisor on CentOS 7

This post describes how to use a CentOS 7 installation as hypervisor for a virtual machine running Ubuntu 14.04 LTS. These examples is just to show the basics on getting KVM virtualization up and running and should not be put in to production before considering the added value SElinux gives. Example 1 Since this VM […]

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