def test_partition_with_more_sdram_than_default(self):
"""
test that the partitioner works when its machine is slightly malformed
in that it has more sdram avilable
"""
self.setup()
flops = 20000000
(e, _, n, w, _, s) = range(6)
processors = list()
for i in range(18):
processors.append(Processor(i, flops))
links = list()
links.append(Link(0, 0, 0, 0, 1, s, s))
_sdram = SDRAM(128 * (2**21))
links = list()
links.append(Link(0, 0, 0, 1, 1, n, n))
links.append(Link(0, 1, 1, 1, 0, s, s))
links.append(Link(1, 1, 2, 0, 0, e, e))
links.append(Link(1, 0, 3, 0, 1, w, w))
r = Router(links, False, 100, 1024)
ip = TestBasicPartitioner.TheTestAddress
chips = list()
for x in range(5):
for y in range(5):
chips.append(Chip(x, y, processors, r, _sdram, 0, 0, ip))
self.machine = Machine(chips, 0, 0)
self.bp(self.graph, self.machine)
def setup(self):
"""
setup for all basic partitioner tests
"""
self.vert1 = SimpleTestVertex(10, "New AbstractConstrainedVertex 1")
self.vert2 = SimpleTestVertex(5, "New AbstractConstrainedVertex 2")
self.vert3 = SimpleTestVertex(3, "New AbstractConstrainedVertex 3")
self.edge1 = ApplicationEdge(self.vert1, self.vert2, None,
"First edge")
self.edge2 = ApplicationEdge(self.vert2, self.vert1, None,
"Second edge")
self.edge3 = ApplicationEdge(self.vert1, self.vert3, None,
"Third edge")
self.verts = [self.vert1, self.vert2, self.vert3]
self.edges = [self.edge1, self.edge2, self.edge3]
self.graph = ApplicationGraph("Graph")
self.graph.add_vertices(self.verts)
self.graph.add_edges(self.edges, "foo")
flops = 200000000
(e, _, n, w, _, s) = range(6)
processors = list()
for i in range(18):
processors.append(Processor(i, flops))
links = list()
links.append(Link(0, 0, 0, 0, 1, s, s))
_sdram = SDRAM(128 * (2**20))
links = list()
links.append(Link(0, 0, 0, 1, 1, n, n))
links.append(Link(0, 1, 1, 1, 0, s, s))
links.append(Link(1, 1, 2, 0, 0, e, e))
links.append(Link(1, 0, 3, 0, 1, w, w))
r = Router(links, False, 100, 1024)
ip = TestBasicPartitioner.TheTestAddress
chips = list()
for x in range(5):
for y in range(5):
chips.append(Chip(x, y, processors, r, _sdram, 0, 0, ip))
self.machine = Machine(chips, 0, 0)
self.bp = BasicPartitioner()
def test_partition_with_barely_sufficient_space(self):
"""
test that partitioning will work when close to filling the machine
"""
self.setup()
flops = 20000000
(e, _, n, w, _, s) = range(6)
processors = list()
for i in range(18):
processors.append(Processor(i, flops))
links = list()
links.append(Link(0, 0, 0, 0, 1, s, s))
_sdram = SDRAM(2**12)
links = list()
links.append(Link(0, 0, 0, 1, 1, n, n))
links.append(Link(0, 1, 1, 1, 0, s, s))
links.append(Link(1, 1, 2, 0, 0, e, e))
links.append(Link(1, 0, 3, 0, 1, w, w))
r = Router(links, False, 100, 1024)
ip = TestBasicPartitioner.TheTestAddress
chips = list()
for x in range(5):
for y in range(5):
chips.append(Chip(x, y, processors, r, _sdram, 0, 0, ip))
self.machine = Machine(chips, 0, 0)
singular_vertex = SimpleTestVertex(450,
"Large vertex",
max_atoms_per_core=1)
self.assertEqual(singular_vertex._model_based_max_atoms_per_core, 1)
self.graph = ApplicationGraph("Graph with large vertex")
self.graph.add_vertex(singular_vertex)
graph, _, _ = self.bp(self.graph, self.machine)
self.assertEqual(singular_vertex._model_based_max_atoms_per_core, 1)
self.assertEqual(len(list(graph.vertices)), 450)
def test_partition_with_insufficient_space(self):
"""
test that if there's not enough space, the test the partitioner will
raise an error
"""
self.setup()
flops = 1000
(e, _, n, w, _, s) = range(6)
processors = list()
for i in range(18):
processors.append(Processor(i, flops))
links = list()
links.append(Link(0, 0, 0, 0, 1, s, s))
_sdram = SDRAM(2**11)
links = list()
links.append(Link(0, 0, 0, 1, 1, n, n))
links.append(Link(0, 1, 1, 1, 0, s, s))
links.append(Link(1, 1, 2, 0, 0, e, e))
links.append(Link(1, 0, 3, 0, 1, w, w))
r = Router(links, False, 100, 1024)
ip = TestBasicPartitioner.TheTestAddress
chips = list()
for x in range(5):
for y in range(5):
chips.append(Chip(x, y, processors, r, _sdram, 0, 0, ip))
self.machine = Machine(chips, 0, 0)
large_vertex = SimpleTestVertex(3000,
"Large vertex",
max_atoms_per_core=1)
self.assertEqual(large_vertex._model_based_max_atoms_per_core, 1)
self.graph = ApplicationGraph("Graph with large vertex")
self.graph.add_vertex(large_vertex)
with self.assertRaises(PacmanPartitionException):
self.bp(self.graph, self.machine)
def setUp(self):
#######################################################################
# Setting up vertices, edges and graph #
#######################################################################
self.vert1 = T_AppVertex(100, "New AbstractConstrainedVertex 1")
self.vert2 = T_AppVertex(5, "New AbstractConstrainedVertex 2")
self.vert3 = T_AppVertex(3, "New AbstractConstrainedVertex 3")
self.edge1 = ApplicationEdge(self.vert1, self.vert2, "First edge")
self.edge2 = ApplicationEdge(self.vert2, self.vert1, "Second edge")
self.edge3 = ApplicationEdge(self.vert1, self.vert3, "Third edge")
self.verts = [self.vert1, self.vert2, self.vert3]
self.edges = [self.edge1, self.edge2, self.edge3]
self.graph = ApplicationGraph("Graph", self.verts, self.edges)
#######################################################################
# Setting up machine #
#######################################################################
flops = 1000
(_, _, n, _, _, s) = range(6)
processors = list()
for i in range(18):
processors.append(Processor(i, flops))
_sdram = SDRAM(128 * (2**20))
ip = "192.168.240.253"
chips = list()
for x in range(10):
for y in range(10):
links = list()
links.append(Link(x, y, 0, (x + 1) % 10, y, n, n))
links.append(Link(x, y, 1, (x + 1) % 10, (y + 1) % 10, s, s))
links.append(Link(x, y, 2, x, (y + 1) % 10, n, n))
links.append(Link(x, y, 3, (x - 1) % 10, y, s, s))
links.append(Link(x, y, 4, (x - 1) % 10, (y - 1) % 10, n, n))
links.append(Link(x, y, 5, x, (y - 1) % 10, s, s))
r = Router(links, False, 100, 1024)
chips.append(Chip(x, y, processors, r, _sdram, ip))
self.machine = Machine(chips)
#######################################################################
# Setting up graph and graph_mapper #
#######################################################################
self.vertices = list()
self.vertex1 = T_MachineVertex(0, 1,
get_resources_used_by_atoms(0, 1, []),
"First vertex")
self.vertex2 = T_MachineVertex(1, 5,
get_resources_used_by_atoms(1, 5, []),
"Second vertex")
self.vertex3 = T_MachineVertex(5, 10,
get_resources_used_by_atoms(5, 10, []),
"Third vertex")
self.vertex4 = T_MachineVertex(
10, 100, get_resources_used_by_atoms(10, 100, []), "Fourth vertex")
self.vertices.append(self.vertex1)
self.vertices.append(self.vertex2)
self.vertices.append(self.vertex3)
self.vertices.append(self.vertex4)
self.edges = list()
self.graph = MachineGraph(self.vertices, self.edges)
self.graph_mapper = GraphMapper()
self.graph_mapper.add_vertices(self.vertices)