[CentOS-virt] new to xen - got questions, please

2010-06-16 Thread Steve Campbell
I just installed Centos 5.5 with the xen kernel on an older machine. It has Xeon processors and a 700 Mhz processor speed, so I realize I must use para-virtualized guests. Reading the Centos/RH Virtualization Guide gives examples of the process of installing guest hosts, but it only lists

Re: [CentOS-virt] new to xen - got questions, please

2010-06-16 Thread compdoc
Windows guests can use drivers to work directly with the virtual-hardware devices that are presented to the guest. And since windows is acpi, etc. aware, with the right settings it works almost as if its paravirtualized. When installing, for me its easiest to d/l and store the .iso file for

Re: [CentOS-virt] new to xen - got questions, please

2010-06-16 Thread Drew
 If I were restricted to the older machine, I'd explore using VMWare. The bare metal version should be comparable to XEN performance, but the free version is restricted as far as the number (3?) of virtual machines that can be run.  It'll virtualize MS Windows guests on older hardware. The

Re: [CentOS-virt] new to xen - got questions, please

2010-06-16 Thread Ed Heron
On Wed, 2010-06-16 at 12:40 -0700, Drew wrote: The free ESXi can virtualize more then three guests. The limitations imposed on the free license revolve more around advanced capabilities within the suite. Things like vMotion (automatic guest migration between hosts), High Availability, etc are

Re: [CentOS-virt] new to xen - got questions, please

2010-06-16 Thread Drew
I believe ESXi only works on 64bit machines with hardware VT. Depends on the version. ESXI 3.x will run on older 32bit only Intel Processors. I have it running on an old IBM x445 w/ 8 pre-64bit Xeon processors. ESXi 4.x does require 64bit processors. I can't speak to whether it requires