def _algorithm(self, total_proc, proc_nr):
proc_nr = int(proc_nr)
total_proc = int(total_proc)
self.get_affinity()
allowed_cpus = self.cpusett.get_cpus_idx() # takes into account cgroups/cpusets
total_cpus = len(allowed_cpus)
alg = BasicCore()
alg.create(total_cpus, total_proc)
rel_cpus = alg.get_cpus(proc_nr)
# rel_cpus is a list relative to the usable cpus of cpusett.cpus
for rel_idx, abs_idx in enumerate(allowed_cpus):
self.cpusett.cpus[abs_idx] = int(rel_idx in rel_cpus)
def test_basiccore(self):
bc = BasicCore()
# 4 total cpus, 4 processes to place
bc.create(4, 4)
self.assertEqual(bc.proc_placement, [[0], [1], [2], [3]])
# 8 total cpus, 4 processes to place
bc.create(8, 4)
self.assertEqual(bc.proc_placement, [[0], [0], [1], [1], [2], [2], [3], [3]])
# 4 total cpus, 8 processes to place
bc.create(4, 8)
self.assertEqual(bc.proc_placement, [[0, 1], [2, 3], [4, 5], [6, 7]])
# 6 total cpus, 4 processes to place
bc.create(6, 4)
self.assertEqual(bc.proc_placement, [[0], [0], [1], [2], [2], [3]])
# 6 total cpus, 8 processes to place
bc.create(6, 8)
self.assertEqual(bc.proc_placement, [[0], [1], [2, 3], [4], [5], [6, 7]])
def suite():
""" returns all the testcases in this module """
return TestLoader().loadTestsFromTestCase(ProcesscontrolTest)
if __name__ == '__main__':
"""Use this __main__ block to help write and test unittests
just uncomment the parts you need
"""
# cs = TestCpuSetT()
# cs.convert_hr_bits('2,5-8,10,11-11')
# print cs.nbitmask
# print cs.cpusetsize
# print cs.cpus[:cs.DEFAULT_CPUSETSIZE]
# print cs.bits
bc = BasicCore()
# 4 total cpus, 4 processes to place
bc.create(4, 4)
print bc.proc_placement
# 8 total cpus, 4 processes to place
bc.create(8, 4)
print bc.proc_placement
# 4 total cpus, 8 processes to place
bc.create(4, 8)
print bc.proc_placement
# 6 total cpus, 4 processes to place
bc.create(6, 4)
def test_basiccore(self):
bc = BasicCore()
# 4 total cpus, 4 processes to place
bc.create(4, 4)
self.assertEqual(bc.proc_placement, [[0], [1], [2], [3]])
# 8 total cpus, 4 processes to place
bc.create(8, 4)
self.assertEqual(bc.proc_placement,
[[0], [0], [1], [1], [2], [2], [3], [3]])
# 4 total cpus, 8 processes to place
bc.create(4, 8)
self.assertEqual(bc.proc_placement, [[0, 1], [2, 3], [4, 5], [6, 7]])
# 6 total cpus, 4 processes to place
bc.create(6, 4)
self.assertEqual(bc.proc_placement, [[0], [0], [1], [2], [2], [3]])
# 6 total cpus, 8 processes to place
bc.create(6, 8)
self.assertEqual(bc.proc_placement,
[[0], [1], [2, 3], [4], [5], [6, 7]])
""" returns all the testcases in this module """
return TestLoader().loadTestsFromTestCase(ProcesscontrolTest)
if __name__ == '__main__':
"""Use this __main__ block to help write and test unittests
just uncomment the parts you need
"""
# cs = TestCpuSetT()
# cs.convert_hr_bits('2,5-8,10,11-11')
# print cs.nbitmask
# print cs.cpusetsize
# print cs.cpus[:cs.DEFAULT_CPUSETSIZE]
# print cs.bits
bc = BasicCore()
# 4 total cpus, 4 processes to place
bc.create(4, 4)
print bc.proc_placement
# 8 total cpus, 4 processes to place
bc.create(8, 4)
print bc.proc_placement
# 4 total cpus, 8 processes to place
bc.create(4, 8)
print bc.proc_placement
# 6 total cpus, 4 processes to place
bc.create(6, 4)