Ineteresting. I was unaware of that. Good to know that practices have changed.
Time to rebuild Xen templates in my Lab. --Jeff On Sat, 2015-04-04 at 20:07 +0100, Nux! wrote: > Jeff, > > AFAIK paravirtualisation is no longer considered the way to go (unless you > lack virt support in CPU). > I always prefer Other/Misc profiles in Xenserver, gives me a more "proper" > OS, even when using linux. BTW most linux distros will enable paravirt > drivers to access disk and network. > > Even Amazon recommends HVM: "for the best performance, we recommend that you > use current generation instance types and HVM AMIs when you launch new > instances.". > http://docs.aws.amazon.com/AWSEC2/latest/UserGuide/virtualization_types.html > > > HTH > Lucian > > -- > Sent from the Delta quadrant using Borg technology! > > Nux! > www.nux.ro > > ----- Original Message ----- > > From: "Jeff Moody" <[email protected]> > > To: [email protected] > > Sent: Saturday, 4 April, 2015 16:21:34 > > Subject: Re: guest VMs running NetBSD or OpenBSD > > > The only catch there is the Other (64-bit) OS Type uses HVM on XenServer > > so any Linux template won't use Paravirtualization (one of the "tricks" > > XenServer uses to improve the speed and density of Linux VMs on a host) > > - but if you're wanting to use an OS on the VM that isn't an officially > > supported XenServer OS (e.g. Ubuntu 14.04 on a XenServer host that's > > older than XS 6.5 or one of the BSDs) then the HVM solution works great. > > > > > > On Thu, 2015-04-02 at 21:52 -0400, Prashant s wrote: > >> i have had luck registering & running many unsupported operating system on > >> xenserver + cloudstack by choosing the OS TYPE as > >> "Other (64bit)" while registering the ISO in ACS. > >> > >> > >> for example ... you can register the iso for Ubuntu 14.04 LTS , CoreOS ,if > >> you choose Other (64bit) as OS Type from the drop down menu it will work. > >> > >> **** ... please Don't use Other Linux (64bit) because this will fail when > >> booting from the ISO. > >> > >> .... also ofcourse dont forget to select Bootable :-0 > >> > >> > >> thanks > >> > >> On Thu, Apr 2, 2015 at 6:00 PM, Sam Ceylani <[email protected]> > >> wrote: > >> > >> > sometimes it is not the case, for example there are tons of operating > >> > systems that xenserver supports but cloudstack only supports a subset of > >> > them. Take Windows 2008 server for example, xenserver was supporting this > >> > operating system fully and we developed a template and uploaded choosing > >> > windows 2008 server to 4.3.2 and we were getting a weird capacity > >> > exception > >> > error message which took almost a day to resolve when we troubleshot > >> > deeper > >> > and deeper we got this message about cloudstack complaining that this os > >> > is > >> > not supported on any of hypervisors :) there are some weird issues going > >> > on > >> > with cloudstack's opinion about what your xenserver can and can not > >> > support > >> > and hard coded into the application... in that case resolution was > >> > choosing > >> > windows 2008 R2 from template list, ty > >> > > >> > Thanks, > >> > > >> > Sam Ceylani, MBA > >> > Computer Engineer > >> > MisterCertified Inc. > >> > > >> > 301 W. Platt St. Suite 447, Tampa, FL 33606<x-apple-data-detectors://0/0> > >> > P 813<tel:813.264.6460>.264.6460<tel:813.264.6460> M > >> > 813<tel:813.416.7867>.416.7867<tel:813.416.7867> > >> > F 800<tel:800.553.9520>.553.9520<tel:800.553.9520> E > >> > [email protected]<mailto:[email protected]> > >> > > >> > On Apr 2, 2015, at 4:46 PM, "Ahmad Emneina" <[email protected]<mailto: > >> > [email protected]>> wrote: > >> > > >> > It's up to the hypervisor layer, whether or not, a guest is is supported. > >> > CloudStack should just pull the list from the HV and present it to the > >> > user. > >> > > >> > Ahmad E > >> > > >> > On Apr 2, 2015, at 1:39 PM, Phillip Kent > >> > <[email protected]<mailto: > >> > [email protected]>> wrote: > >> > > >> > Hi all, I wondered if there are any known issues with running guest VMs > >> > based on NetBSD or OpenBSD on Cloudstack (4.3.2)? > >> > > >> > I have never used, but a colleague wants to investigate. > >> > > >> > Thx Phillip
