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Fix failures of GPU direct tests on Kesch #331

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Merged
merged 1 commit into from
Jun 14, 2018
Merged

Fix failures of GPU direct tests on Kesch #331

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13 changes: 6 additions & 7 deletions cscs-checks/prgenv/gpu_direct_acc.py
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Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
import reframe as rfm
import reframe.utility.sanity as sn
from reframe.core.launchers import LauncherWrapper


@rfm.simple_test
class GpuDirectAccCheck(rfm.RegressionTest):
Expand All @@ -23,10 +23,6 @@ def __init__(self, **kwargs):
'MPICH_RDMA_ENABLED_CUDA': '1',
'MV2_USE_CUDA': '1',
'G2G': '1',
'X': '$(pkg-config --variable=libdir mvapich2-gdr)'
}
self._pgi_kesch_variables = {
'LD_PRELOAD': '$X/libmpi.so'
}
self.num_tasks = 8
self.num_gpus_per_node = 8
Expand All @@ -48,7 +44,10 @@ def setup(self, partition, environ, **job_opts):
environ.fflags = self._pgi_flags

if (self.current_system.name in ['kesch']) and \
(environ.name.startswith('PrgEnv-pgi')):
self.variables.update(self._pgi_kesch_variables)
(environ.name.startswith('PrgEnv-pgi')):
self.pre_run = [
'export LD_PRELOAD='
'$(pkg-config --variable=libdir mvapich2-gdr)/libmpi.so'
]

super().setup(partition, environ, **job_opts)
25 changes: 13 additions & 12 deletions cscs-checks/prgenv/gpu_direct_cuda.py
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Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
import reframe as rfm
import reframe.utility.sanity as sn
from reframe.core.launchers import LauncherWrapper


@rfm.simple_test
class GpuDirectCudaCheck(rfm.RegressionTest):
Expand All @@ -17,33 +17,34 @@ def __init__(self, **kwargs):
'MPICH_RDMA_ENABLED_CUDA': '1',
'MV2_USE_CUDA': '1',
'G2G': '1',
'X': '$(pkg-config --variable=libdir mvapich2-gdr)',
'LD_PRELOAD': '$X/libmpi.so'
}

self.num_tasks = 2
self.num_gpus_per_node = 1
self.sourcepath = 'gpu_direct_cuda.cu'
self.num_tasks_per_node = 1

self.modules = ['cudatoolkit']

result = sn.extractsingle(r'Result :\s+(?P<result>\d+\.?\d*)',
self.stdout, 'result', float)
self.stdout, 'result', float)
self.sanity_patterns = sn.assert_reference(result, 1., -1e-5, 1e-5)

self.launch_options = []
self.maintainers = ['AJ', 'VK']
self.tags = {'production'}
self.pre_run = [
'export LD_PRELOAD='
'$(pkg-config --variable=libdir mvapich2-gdr)/libmpi.so'
]

def compile(self):
# Set nvcc flags
nvidia_sm = '60'
cpp_compiler = 'CC'
if self.current_system.name == 'kesch':
nvidia_sm = '37'
cpp_compiler = 'mpicxx'
self.current_environ.cxxflags = ('-ccbin %s -lcublas -lcudart '
'-arch=sm_%s' %
(cpp_compiler, nvidia_sm))
else:
nvidia_sm = '60'
cpp_compiler = 'CC'

self.current_environ.cxxflags = (
'-ccbin %s -lcublas -lcudart -arch=sm_%s' %
(cpp_compiler, nvidia_sm))
super().compile()