Normally (at least with KVM): - The base disk (OS) will be IDE - All extra disks will be VirtIO - Networking depends on the 'OS Type' (not sure where this is defined at the backend) - To use VirtIO Networking, select the OS Type of 'Other PV (xx-bit)'
As far as I'm aware uploading templates will carry across no details of other configurations and there is no way to change it, but I hope the above helps. Marty On Thu, Dec 19, 2013 at 10:16 PM, jason pavao <[email protected]>wrote: > Update- > Vm's instantiated from template set with Virtio disk/nic actually do not > carry those configuration settings from template to instance. > > How do I maintain my virtio disk/nic settings from template to instances? > > Appreciate the advice. > Thanks > -jason > > Hey Folks, > Is there a way to change the default virtual machine settings? IE- > nic/disk type/bus/etc. so that they can be set to virtio or other values? > Is there a way to change these default settings? > If so, where would I make this change? > > I'm not seeing this documented anywhere and the workaround i've sorted out > is to create a custom vm with all the virtual hardware set as I like it, > ie- virtio for disk/nic improved performance, qcow2 for thin disks; and > then upload the template into cloudstack. > > From what I can see CS sticks with whatever settings were set from the > template which is good for me. But this seems like alot of extra work to > create a template externally to CS. > > There must be a way to define how CS creates my initial vms? > > Any help would be appreciated! > > Thanks > -jason > > > PS- for those of you who have suffered trying to figure out the virtio > drivers, the vm's virtual hardware must be configured as virtio devices in > order for the drivers to load. > > > > >
