Yes, if `Guaranteed memory` and `defined memory` are equal, you are allowed to create a VM.
The difference between those you may find here: http://www.ovirt.org/documentation/admin-guide/virt/memory-faq/ On Tue, Jan 10, 2017 at 3:00 PM, TranceWorldLogic . <tranceworldlo...@gmail.com> wrote: > Thanks for your help Ondra, > > Now I able to allocate 300MB memory for VM. > > But I observe some different behaviour than mention in your mail, let me > explain. > > Let consider, parameter memory value is M. > And parameter for guaranteed memory value is G > > Case 1> M < G => Fail to create VM got same error. > Case 2> M = G => VM created successfully. > Case 3> M > G => VM created successfully. > > On GUI, in general tab it show guaranteed memory as "Physical Memory > Guaranteed" and memory parameter is shown as "Defined Memory". > Meaning of those two parameter look to me, > 1> guaranteed value mean like as minimum requirement to run VM and > 2> memory value is like if available would be better. > > Would you please provide input on same ? > > > Thanks, > ~Rohit > > On Tue, Jan 10, 2017 at 6:50 PM, Ondra Machacek <omach...@redhat.com> wrote: >> >> You must make sure you have `memory` attribute higher then >> `memory_guaranteed` >> >> For example this will work: >> >> memory=2*2**30, >> memory_policy=types.MemoryPolicy( >> guaranteed=1*2**30, >> ), >> >> and this won't work: >> >> memory=1*2**30, >> memory_policy=types.MemoryPolicy( >> guaranteed=2*2**30, >> ), >> >> Because guaranteed memory must be higher. >> >> On Tue, Jan 10, 2017 at 2:05 PM, TranceWorldLogic . >> <tranceworldlo...@gmail.com> wrote: >> > Hi, >> > >> > I was also getting same issue. >> > And found that it work only for 1024 MB memory size. It may be due to >> > "Blank" template value, not sure. >> > >> > Please someone help us to figure out this problem. >> > >> > Thanks, >> > ~Rohit >> > >> > On Mon, Jan 9, 2017 at 10:36 PM, Logan Kuhn <supp...@jac-properties.com> >> > wrote: >> >> >> >> I'm working on a program that should take a set of variables for the >> >> name, >> >> ram and disk space as well as how many disks (IE, 3 at 10, 15 and >> >> 20GB). >> >> Most of that works, but if I try and specify an integer value for >> >> memory it >> >> will seemingly always fail. I'm using Python 3, code and error are >> >> below. >> >> >> >> def create_vm(name, ram, cpu=None): >> >> garbled_passwd = 'd3lrazNwa2wjUnI=' >> >> >> >> logging.basicConfig(level=logging.DEBUG, >> >> filename=os.path.join(baseDir, 'list_vms.log')) >> >> >> >> # This example will connect to the server and create a new >> >> virtual >> >> machine: >> >> >> >> # Create the connection to the server: >> >> connection = sdk.Connection( >> >> url='https://ovirt.example.com/ovirt-engine/api', >> >> username='admin@internal', >> >> password=base64.b64decode(garbled_passwd).decode('utf-8'), >> >> ca_file='/etc/pki/tls/certs/examplecert.pem', >> >> debug=True, >> >> log=logging.getLogger(), >> >> ) >> >> >> >> # Get the reference to the "vms" service: >> >> vms_service = connection.system_service().vms_service() >> >> >> >> # Use the "add" method to create a new virtual machine: >> >> cpu = types.CpuTopology(cores=2, sockets=1) >> >> >> >> vms_service.add( >> >> types.Vm( >> >> name=name, >> >> memory=400, >> >> cpu=types.Cpu(topology=cpu), >> >> cluster=types.Cluster( >> >> name='Default', >> >> ), >> >> template=types.Template( >> >> name='Blank', >> >> ), >> >> ), >> >> ) >> >> >> >> # Close the connection to the server: >> >> connection.close() >> >> >> >> ovirtsdk4.Error: Fault reason is "Operation Failed". Fault detail is >> >> "[Cannot add VM. Physical Memory Guaranteed cannot exceed Memory >> >> Size.]". >> >> HTTP response code is 400. >> >> >> >> The Template is unmodified from installation time. I know the other >> >> settings are right because if I comment out the memory line then it >> >> creates >> >> a VM with the memory value from the "Blank" template. >> >> >> >> Regards, >> >> Logan >> >> >> >> _______________________________________________ >> >> Users mailing list >> >> Users@ovirt.org >> >> http://lists.ovirt.org/mailman/listinfo/users >> >> >> > >> > >> > _______________________________________________ >> > Users mailing list >> > Users@ovirt.org >> > http://lists.ovirt.org/mailman/listinfo/users >> > > > _______________________________________________ Users mailing list Users@ovirt.org http://lists.ovirt.org/mailman/listinfo/users