def test_misc_cpu_topology():
"""
Various topology calculation corner cases
"""
conn = utils.URIs.open_testdefault_cached()
cpu = virtinst.DomainCpu(conn)
cpu.set_topology_defaults(6)
assert cpu.topology.sockets is None
cpu.topology.sockets = "2"
cpu.set_topology_defaults(6)
def get_top(_c):
return [_c.topology.sockets, _c.topology.cores, _c.topology.threads]
assert get_top(cpu) == [2, 3, 1]
cpu = virtinst.DomainCpu(conn)
cpu.topology.cores = "4"
cpu.set_topology_defaults(9)
assert get_top(cpu) == [2, 4, 1]
cpu = virtinst.DomainCpu(conn)
cpu.topology.threads = "3"
cpu.set_topology_defaults(14)
assert get_top(cpu) == [4, 1, 3]
cpu = virtinst.DomainCpu(conn)
cpu.topology.sockets = 5
cpu.topology.cores = 2
assert cpu.vcpus_from_topology() == 10
cpu = virtinst.DomainCpu(conn)
assert cpu.vcpus_from_topology() == 1
def testCPUTopology(self):
# Test CPU topology determining
cpu = virtinst.DomainCpu(self.conn)
cpu.set_topology_defaults(6)
assert cpu.topology.sockets is None
cpu.topology.sockets = "2"
cpu.set_topology_defaults(6)
def get_top(_c):
return [_c.topology.sockets, _c.topology.cores, _c.topology.threads]
self.assertEqual(get_top(cpu), [2, 3, 1])
cpu = virtinst.DomainCpu(self.conn)
cpu.topology.cores = "4"
cpu.set_topology_defaults(9)
self.assertEqual(get_top(cpu), [2, 4, 1])
cpu = virtinst.DomainCpu(self.conn)
cpu.topology.threads = "3"
cpu.set_topology_defaults(14)
self.assertEqual(get_top(cpu), [4, 1, 3])
cpu = virtinst.DomainCpu(self.conn)
cpu.topology.sockets = 5
cpu.topology.cores = 2
self.assertEqual(cpu.vcpus_from_topology(), 10)
cpu = virtinst.DomainCpu(self.conn)
self.assertEqual(cpu.vcpus_from_topology(), 1)
def test_misc_cpu_topology():
"""
Various topology calculation corner cases
"""
conn = utils.URIs.open_testdefault_cached()
def get_top(_c):
return [_c.topology.sockets, _c.topology.dies, _c.topology.cores, _c.topology.threads]
cpu = virtinst.DomainCpu(conn)
cpu.set_topology_defaults(6)
assert cpu.topology.sockets is None
cpu = virtinst.DomainCpu(conn)
cpu.set_topology_defaults(6, create=True)
assert get_top(cpu) == [1, 1, 6, 1]
cpu = virtinst.DomainCpu(conn)
cpu.topology.sockets = "2"
cpu.set_topology_defaults(6)
assert get_top(cpu) == [2, 1, 3, 1]
cpu = virtinst.DomainCpu(conn)
cpu.topology.dies = "3"
cpu.set_topology_defaults(9)
assert get_top(cpu) == [1, 3, 3, 1]
cpu = virtinst.DomainCpu(conn)
cpu.topology.cores = "4"
cpu.set_topology_defaults(8)
assert get_top(cpu) == [2, 1, 4, 1]
cpu = virtinst.DomainCpu(conn)
cpu.topology.threads = "3"
cpu.set_topology_defaults(12)
assert get_top(cpu) == [1, 1, 4, 3]
cpu = virtinst.DomainCpu(conn)
cpu.topology.threads = "3"
try:
cpu.set_topology_defaults(14)
assert False, "Topology unexpectedly validated"
except ValueError:
pass
cpu = virtinst.DomainCpu(conn)
cpu.topology.sockets = 5
cpu.topology.cores = 2
assert cpu.vcpus_from_topology() == 10
cpu = virtinst.DomainCpu(conn)
cpu.topology.sockets = 3
cpu.topology.dies = 2
cpu.topology.cores = 2
assert cpu.vcpus_from_topology() == 12
cpu = virtinst.DomainCpu(conn)
assert cpu.vcpus_from_topology() == 1
def testCPUTopology(self):
# Test CPU topology determining
cpu = virtinst.DomainCpu(self.conn)
cpu.sockets = "2"
cpu.set_topology_defaults(6)
self.assertEqual([cpu.sockets, cpu.cores, cpu.threads], [2, 3, 1])
cpu = virtinst.DomainCpu(self.conn)
cpu.cores = "4"
cpu.set_topology_defaults(9)
self.assertEqual([cpu.sockets, cpu.cores, cpu.threads], [2, 4, 1])
cpu = virtinst.DomainCpu(self.conn)
cpu.threads = "3"
cpu.set_topology_defaults(14)
self.assertEqual([cpu.sockets, cpu.cores, cpu.threads], [4, 1, 3])
cpu = virtinst.DomainCpu(self.conn)
cpu.sockets = 5
cpu.cores = 2
self.assertEqual(cpu.vcpus_from_topology(), 10)
cpu = virtinst.DomainCpu(self.conn)
self.assertEqual(cpu.vcpus_from_topology(), 1)