Monthly Archives: March 2012

Routed (non-bridged) setup for KVM & libvirt (avoids port security) – Method 2: Routed subnet

Posted on March 19, 2012 by Kinslayer

Note: if you’re working with multiple individual IPs each in their own subnet, you’re better off referring to this post. Introduction Generally when hosting VMs on publically accessible IPs, we create a network bridge and add the host’s network interface … Continue reading →

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Better LVM (Logical Volume Management) for KVM guests

Posted on March 10, 2012 by Kinslayer

Foreword: This post is aimed at advanced users and expects you to already understand LVM and virtualization (although all commands needed are shown). Summary: What follows is an explanation of how, and why, you should do what I call hybrid … Continue reading →

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Useful sysrecuecd chroot stuff [WIP]

Posted on March 10, 2012 by Kinslayer

mkdir /mnt/tmp mount /dev/vdb /mnt/tmp mount /dev/vda1 /mnt/tmp/boot mount -o bind /proc /mnt/tmp/proc mount -o bind /dev /mnt/tmp/dev mount -o bind /dev/pts /mnt/tmp/dev/pts mount -o bind /dev/sys /mnt/tmp/sys/ chroot /mnt/tmp /bin/bash Refs: * http://www.sysresccd.org/forums/viewtopic.php?t=1684 On Debian/Ubuntu: dpkg-divert –local –rename –add … Continue reading →

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Routed (non-bridged) setup for KVM & libvirt (avoids port security) – Method 1: proxy_arp

Posted on March 8, 2012 by Kinslayer

Note: this method has been largely superseded by the one described in this post. The advantage of the newer method is easier setup and working DHCP. Original Post The default set up for virtual machines involving setting up a bridge, and having … Continue reading →

Posted in kvm, linux, networking | Tagged , , , , , , | 1 Comment