def validate_running_with_enough_cpus(cpu_set):
max_available_cpu = sorted(testlib.online_cpus())[-1]
max_required_cpu = sorted(cpu_set)[-1]
if max_available_cpu < max_required_cpu:
raise SkipTest(
"This test requires at least %i available CPUs"
" (running with %i)" % (max_required_cpu, max_available_cpu))
def validate_running_with_enough_cpus(cpu_set):
max_available_cpu = sorted(online_cpus())[-1]
max_required_cpu = sorted(cpu_set)[-1]
if max_available_cpu < max_required_cpu:
raise SkipTest(
"This test requires at least %i available CPUs"
" (running with %i)" % (max_required_cpu, max_available_cpu))
def testResetAffinityWhenConfigured(self):
taskset.set(os.getpid(), self.CPU_SET)
self.assertEqual(taskset.get(os.getpid()), self.CPU_SET)
proc = commands.start((EXT_SLEEP, '30s'))
try:
self.assertEqual(taskset.get(proc.pid), online_cpus())
finally:
proc.kill()
def testResetAffinityWhenConfigured(self):
taskset.set(os.getpid(), self.CPU_SET)
self.assertEquals(taskset.get(os.getpid()), self.CPU_SET)
try:
proc = commands.execCmd((EXT_SLEEP, '30s'), sync=False)
self.assertEquals(taskset.get(proc.pid), online_cpus())
finally:
proc.kill()
def testResetAffinityWhenConfigured(self):
taskset.set(os.getpid(), self.CPU_SET)
self.assertEquals(taskset.get(os.getpid()), self.CPU_SET)
try:
proc = utils.execCmd((EXT_SLEEP, '30s'), sync=False)
self.assertEquals(taskset.get(proc.pid), online_cpus())
finally:
proc.kill()
class TestExecCmdAffinity(TestCaseBase):
CPU_SET = frozenset([0])
ONLINE_CPUS = online_cpus()
@forked
@MonkeyPatch(cmdutils, '_USING_CPU_AFFINITY', False)
def testResetAffinityByDefault(self):
proc = commands.start((EXT_SLEEP, '30s'))
try:
self.assertEqual(taskset.get(proc.pid), taskset.get(os.getpid()))
finally:
proc.kill()
@forked
@MonkeyPatch(cmdutils, '_USING_CPU_AFFINITY', True)
def testResetAffinityWhenConfigured(self):
taskset.set(os.getpid(), self.CPU_SET)
self.assertEqual(taskset.get(os.getpid()), self.CPU_SET)
proc = commands.start((EXT_SLEEP, '30s'))
try:
self.assertEqual(taskset.get(proc.pid), self.ONLINE_CPUS)
finally:
proc.kill()
@forked
@MonkeyPatch(cmdutils, '_USING_CPU_AFFINITY', True)
def testKeepAffinity(self):
taskset.set(os.getpid(), self.CPU_SET)
self.assertEqual(taskset.get(os.getpid()), self.CPU_SET)
proc = commands.start((EXT_SLEEP, '30s'), reset_cpu_affinity=False)
try:
self.assertEqual(taskset.get(proc.pid), self.CPU_SET)
finally:
proc.kill()