Useful commands for modifying port groups and VLAN settings on ESXi. Can be used in scripts of course to do additions / removals / changes in bulk. List vSwitches: esxcli network vswitch standard ...
Taking a snapshot from the command line is trivial. Restoring the snapshot is not. From the XenCenter GUI application it’s easy of course, but sometimes you need to automate things. In this case I ...
List some VMs we care about: xe vm-list | grep na | grep -v Xen | awk ‘{print $4}’ | sort -n Take snapshot of the VMs for i in xe vm-list | grep na | grep -v Xen | awk ‘{print $4}’ | sort -n; do e...
When trying to launch the vSphere6.0 appliance installer I just got the following “The file D:\vcsa-setup.html is not in a folder shared with the host and cannot be opened by the host.” After ha...
If one attempts to mount a QNAP disk encrypted with LUKS without unlocking it first, the following error will be shown: mount: unknown filesystem type ‘crypto_LUKS’ To mount and read data from a d...
Installing the NVIDIA driver on Linux requires dropping to a command prompt without X windows running in the background. Switch to root user: su – Password: Stop the window manager: /etc/init.d/gd...
Using VNC to connect to the iDRAC of a server is a great way to avoid Oracles eternal Java upgrades, security flaws, etc. At the other hand the Java viewer allows for mapping of ISO files when inst...
Automating VM power control over the command line can be very useful. Especially to simplify test scenarios when tens or hundreds of VM’s are used. A couple of simple examples below. Unfortunately...