Category: OpenVZ

Migrate openvz container to proxmox VE best practice

Example to migrate container 101 to proxmox VE at another host node (targethost.domain.tld). The challenge:we want to have a minimum of downtimewe want /etc/vz/private/101 and /etc/vz/root/101 moved to "Proxmox directories" /var/lib/private/101 a… more »

Things I miss in Proxmox Virtual Environment 1.7 Webgui

Proxmox Virtual Environment version 1.7 (released 30/11/2010) is the successor of version 1.6. I didn't find any cosmetic changes in the webgui, so this is my personal enhancement list. Generalability to change server hostname (it keeps *.localhost… more »

Migrate openvz container to another openvz host

Example to migrate container 101 to another host node (targethost.domain.tld).Run these commands as root user. @SOURCE NODEThe first command copies the public ssh key to the target. This way vzmigrate has the privileges to do the migration. $ ssh-copy-… more »

ssh server in virtual machine (container) doesn't work

From within a 'broken' CT enter: mknod -m 666 /dev/random c 1 8 mknod -m 444 /dev/urandom c 1 9 If this doesn't work....Jimmy Tang listed the minimal set of devices nodes: mknod -m 600 /dev/console c 5 1 mknod -m 666 /dev/tty c 5 0 mknod -m… more »

OpenVZ server crash CentOS5 when iptables changes

On a CentOS 5 HN (hardware node) it seems that the server machine itself crashes after making changes in iptables (e.g. with system-config-securitylevel-tui)! The whole machine hangs and becomes unresponsive. Luckily this doesn't occur when you make cha… more »