Install KVM on redhat

Installing KVM on RHEL6 is quite a simple process when having a yum repository. The main package is the kvm package (hypervisor). # yum install kvm To manage the vm’s you’ll need a tool called virt. # yum installĀ  virt-manager libvirt libvirt-python python-virtinst libvirt-client xorg-x11-xauth  

Expand luks encrypted filesystems

umount /crypto fsck.ext4 -C 0 -f /dev/mapper/crypto cryptsetup luksClose crypto lvextend -L +100M /dev/cryptovg/crypto cryptsetup luksOpen /dev/cryptovg/crypto crypto cryptsetup -v resize crypto fsck.ext4 -f /dev/mapper/crypto resize4fs /dev/mapper/crypto (you’ll need to install e4fsprogs to use resize4fs) fsck.ext4 -f /dev/mapper/crypto mount /dev/mapper/crypto /crypto

create luks lvm partition

lvcreate -L 500M -n crypto cryptovg Fill your partition with random data: dd if=/dev/urandom of=/dev/ cryptovg /crypto initialize your partition: cryptsetup –verbose –verify-passphrase luksFormat /dev/ cryptovg / crypto open the newly encrypted device: cryptsetup luksOpen /dev/ cryptovg / crypto cryptosec check it’s there: ls -l /dev/mapper | grep cryptosec create a filesystem: mkfs.ext4 /dev/mapper/cryptosec mount Read more about create luks lvm partition[…]

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