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test: improved test_performance
1. Added tests for small payload. 2. Added statistics.
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commit
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@ -6,138 +6,268 @@ import numpy
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from artiq.experiment import *
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from artiq.test.hardware_testbench import ExperimentCase
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# large: 1MB payload
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# small: 1KB payload
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bytes_large = b"\x00" * (1 << 20)
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bytes_small = b"\x00" * (1 << 10)
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list_large = [123] * (1 << 18)
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list_small = [123] * (1 << 8)
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array_large = numpy.array(list_large, numpy.int32)
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array_small = numpy.array(list_small, numpy.int32)
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byte_list_large = [True] * (1 << 20)
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byte_list_small = [True] * (1 << 10)
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received_bytes = 0
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time_start = 0
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time_end = 0
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class _Transfer(EnvExperiment):
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def build(self):
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self.setattr_device("core")
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self.data = b"\x00"*(10**6)
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self.count = 10
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self.h2d = [0.0] * self.count
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self.d2h = [0.0] * self.count
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@rpc
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def source(self) -> TBytes:
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return self.data
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def get_bytes(self, large: TBool) -> TBytes:
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if large:
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return bytes_large
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else:
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return bytes_small
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@rpc
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def source_byte_list(self) -> TList(TBool):
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return [True] * (1 << 15)
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def get_list(self, large: TBool) -> TList(TInt32):
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if large:
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return list_large
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else:
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return list_small
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@rpc
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def source_list(self) -> TList(TInt32):
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return [123] * (1 << 15)
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def get_byte_list(self, large: TBool) -> TList(TBool):
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if large:
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return byte_list_large
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else:
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return byte_list_small
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@rpc
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def source_array(self) -> TArray(TInt32):
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return numpy.array([0] * (1 << 15), numpy.int32)
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def get_array(self, large: TBool) -> TArray(TInt32):
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if large:
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return array_large
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else:
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return array_small
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@rpc
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def get_string_list(self) -> TList(TStr):
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return string_list
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@rpc
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def sink(self, data):
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pass
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@rpc
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def sink_list(self, data):
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pass
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@rpc(flags={"async"})
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def sink_async(self, data):
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global received_bytes, time_start, time_end
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if received_bytes == 0:
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time_start = time.time()
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received_bytes += len(data)
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if received_bytes == (1024 ** 2)*128:
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time_end = time.time()
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@rpc
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def sink_array(self, data):
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pass
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def get_async_throughput(self) -> TFloat:
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return 128.0 / (time_end - time_start)
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@kernel
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def host_to_device(self):
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t0 = self.core.get_rtio_counter_mu()
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data = self.source()
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t1 = self.core.get_rtio_counter_mu()
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return len(data)/self.core.mu_to_seconds(t1-t0)
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def test_bytes(self, large):
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def inner():
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t0 = self.core.get_rtio_counter_mu()
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data = self.get_bytes(large)
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t1 = self.core.get_rtio_counter_mu()
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self.sink(data)
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t2 = self.core.get_rtio_counter_mu()
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self.h2d[i] = self.core.mu_to_seconds(t1 - t0)
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self.d2h[i] = self.core.mu_to_seconds(t2 - t1)
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for i in range(self.count):
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inner()
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return (self.h2d, self.d2h)
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@kernel
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def host_to_device_list(self):
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t0 = self.core.get_rtio_counter_mu()
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data = self.source_list()
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t1 = self.core.get_rtio_counter_mu()
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return 4 * len(data)/self.core.mu_to_seconds(t1-t0)
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def test_byte_list(self, large):
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def inner():
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t0 = self.core.get_rtio_counter_mu()
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data = self.get_byte_list(large)
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t1 = self.core.get_rtio_counter_mu()
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self.sink(data)
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t2 = self.core.get_rtio_counter_mu()
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self.h2d[i] = self.core.mu_to_seconds(t1 - t0)
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self.d2h[i] = self.core.mu_to_seconds(t2 - t1)
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for i in range(self.count):
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inner()
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return (self.h2d, self.d2h)
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@kernel
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def host_to_device_array(self):
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t0 = self.core.get_rtio_counter_mu()
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data = self.source_array()
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t1 = self.core.get_rtio_counter_mu()
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return 4 * len(data)/self.core.mu_to_seconds(t1-t0)
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def test_list(self, large):
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def inner():
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t0 = self.core.get_rtio_counter_mu()
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data = self.get_list(large)
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t1 = self.core.get_rtio_counter_mu()
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self.sink(data)
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t2 = self.core.get_rtio_counter_mu()
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self.h2d[i] = self.core.mu_to_seconds(t1 - t0)
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self.d2h[i] = self.core.mu_to_seconds(t2 - t1)
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for i in range(self.count):
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inner()
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return (self.h2d, self.d2h)
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@kernel
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def host_to_device_byte_list(self):
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t0 = self.core.get_rtio_counter_mu()
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data = self.source_byte_list()
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t1 = self.core.get_rtio_counter_mu()
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return len(data)/self.core.mu_to_seconds(t1-t0)
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def test_array(self, large):
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def inner():
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t0 = self.core.get_rtio_counter_mu()
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data = self.get_array(large)
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t1 = self.core.get_rtio_counter_mu()
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self.sink(data)
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t2 = self.core.get_rtio_counter_mu()
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self.h2d[i] = self.core.mu_to_seconds(t1 - t0)
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self.d2h[i] = self.core.mu_to_seconds(t2 - t1)
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for i in range(self.count):
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inner()
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return (self.h2d, self.d2h)
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@kernel
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def device_to_host(self):
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t0 = self.core.get_rtio_counter_mu()
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self.sink(self.data)
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t1 = self.core.get_rtio_counter_mu()
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return len(self.data)/self.core.mu_to_seconds(t1-t0)
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@kernel
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def device_to_host_list(self):
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#data = [[0]*8 for _ in range(1 << 12)]
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data = [0]*(1 << 15)
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t0 = self.core.get_rtio_counter_mu()
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self.sink_list(data)
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t1 = self.core.get_rtio_counter_mu()
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return ((len(data)*4) /
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self.core.mu_to_seconds(t1-t0))
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@kernel
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def device_to_host_array(self):
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data = self.source_array()
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t0 = self.core.get_rtio_counter_mu()
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self.sink_array(data)
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t1 = self.core.get_rtio_counter_mu()
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return ((len(data)*4) /
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self.core.mu_to_seconds(t1-t0))
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def test_async(self):
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data = self.get_bytes(True)
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for _ in range(128):
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self.sink_async(data)
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return self.get_async_throughput()
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class TransferTest(ExperimentCase):
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def test_host_to_device(self):
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exp = self.create(_Transfer)
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host_to_device_rate = exp.host_to_device()
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print(host_to_device_rate/(1024*1024), "MiB/s")
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self.assertGreater(host_to_device_rate, 2.0e6)
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@classmethod
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def setUpClass(self):
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self.results = []
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def test_host_to_device_byte_list(self):
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exp = self.create(_Transfer)
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host_to_device_rate = exp.host_to_device_byte_list()
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print(host_to_device_rate/(1024*1024), "MiB/s")
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self.assertGreater(host_to_device_rate, 2.0e6)
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@classmethod
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def tearDownClass(self):
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if len(self.results) == 0:
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return
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max_length = max(max(len(row[0]) for row in self.results), len("Test"))
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def test_host_to_device_list(self):
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exp = self.create(_Transfer)
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host_to_device_rate = exp.host_to_device_list()
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print(host_to_device_rate/(1024*1024), "MiB/s")
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self.assertGreater(host_to_device_rate, 2.0e6)
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def pad(name):
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nonlocal max_length
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return name + " " * (max_length - len(name))
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print()
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print("| {} | Mean (MiB/s) | std (MiB/s) |".format(pad("Test")))
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print("| {} | ------------ | ------------ |".format("-" * max_length))
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for v in self.results:
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print("| {} | {:>12.2f} | {:>12.2f} |".format(
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pad(v[0]), v[1], v[2]))
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def test_host_to_device_array(self):
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def test_bytes_large(self):
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exp = self.create(_Transfer)
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host_to_device_rate = exp.host_to_device_array()
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print(host_to_device_rate/(1024*1024), "MiB/s")
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self.assertGreater(host_to_device_rate, 2.0e6)
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results = exp.test_bytes(True)
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host_to_device = (1 << 20) / numpy.array(results[0], numpy.float64)
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device_to_host = (1 << 20) / numpy.array(results[1], numpy.float64)
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host_to_device /= 1024*1024
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device_to_host /= 1024*1024
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self.results.append(["Bytes (1MB) H2D", host_to_device.mean(),
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host_to_device.std()])
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self.results.append(["Bytes (1MB) D2H", device_to_host.mean(),
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device_to_host.std()])
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def test_device_to_host(self):
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def test_bytes_small(self):
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exp = self.create(_Transfer)
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device_to_host_rate = exp.device_to_host()
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print(device_to_host_rate/(1024*1024), "MiB/s")
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self.assertGreater(device_to_host_rate, 2.2e6)
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results = exp.test_bytes(False)
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host_to_device = (1 << 10) / numpy.array(results[0], numpy.float64)
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device_to_host = (1 << 10) / numpy.array(results[1], numpy.float64)
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host_to_device /= 1024*1024
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device_to_host /= 1024*1024
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self.results.append(["Bytes (1KB) H2D", host_to_device.mean(),
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host_to_device.std()])
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self.results.append(["Bytes (1KB) D2H", device_to_host.mean(),
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device_to_host.std()])
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def test_device_to_host_list(self):
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def test_byte_list_large(self):
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exp = self.create(_Transfer)
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rate = exp.device_to_host_list()
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print(rate/(1024*1024), "MiB/s")
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self.assertGreater(rate, .15e6)
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results = exp.test_byte_list(True)
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host_to_device = (1 << 20) / numpy.array(results[0], numpy.float64)
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device_to_host = (1 << 20) / numpy.array(results[1], numpy.float64)
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host_to_device /= 1024*1024
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device_to_host /= 1024*1024
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self.results.append(["Bytes List (1MB) H2D", host_to_device.mean(),
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host_to_device.std()])
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self.results.append(["Bytes List (1MB) D2H", device_to_host.mean(),
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device_to_host.std()])
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def test_device_to_host_array(self):
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def test_byte_list_small(self):
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exp = self.create(_Transfer)
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rate = exp.device_to_host_array()
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print(rate/(1024*1024), "MiB/s")
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self.assertGreater(rate, .15e6)
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results = exp.test_byte_list(False)
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host_to_device = (1 << 10) / numpy.array(results[0], numpy.float64)
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device_to_host = (1 << 10) / numpy.array(results[1], numpy.float64)
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host_to_device /= 1024*1024
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device_to_host /= 1024*1024
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self.results.append(["Bytes List (1KB) H2D", host_to_device.mean(),
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host_to_device.std()])
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self.results.append(["Bytes List (1KB) D2H", device_to_host.mean(),
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device_to_host.std()])
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def test_list_large(self):
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exp = self.create(_Transfer)
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results = exp.test_list(True)
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host_to_device = (1 << 20) / numpy.array(results[0], numpy.float64)
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device_to_host = (1 << 20) / numpy.array(results[1], numpy.float64)
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host_to_device /= 1024*1024
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device_to_host /= 1024*1024
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self.results.append(["I32 List (1MB) H2D", host_to_device.mean(),
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host_to_device.std()])
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self.results.append(["I32 List (1MB) D2H", device_to_host.mean(),
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device_to_host.std()])
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def test_list_small(self):
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exp = self.create(_Transfer)
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results = exp.test_list(False)
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host_to_device = (1 << 10) / numpy.array(results[0], numpy.float64)
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device_to_host = (1 << 10) / numpy.array(results[1], numpy.float64)
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host_to_device /= 1024*1024
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device_to_host /= 1024*1024
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self.results.append(["I32 List (1KB) H2D", host_to_device.mean(),
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host_to_device.std()])
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self.results.append(["I32 List (1KB) D2H", device_to_host.mean(),
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device_to_host.std()])
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def test_array_large(self):
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exp = self.create(_Transfer)
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results = exp.test_array(True)
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host_to_device = (1 << 20) / numpy.array(results[0], numpy.float64)
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device_to_host = (1 << 20) / numpy.array(results[1], numpy.float64)
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host_to_device /= 1024*1024
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device_to_host /= 1024*1024
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self.results.append(["I32 Array (1MB) H2D", host_to_device.mean(),
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host_to_device.std()])
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self.results.append(["I32 Array (1MB) D2H", device_to_host.mean(),
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device_to_host.std()])
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def test_array_small(self):
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exp = self.create(_Transfer)
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results = exp.test_array(False)
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host_to_device = (1 << 10) / numpy.array(results[0], numpy.float64)
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device_to_host = (1 << 10) / numpy.array(results[1], numpy.float64)
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host_to_device /= 1024*1024
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device_to_host /= 1024*1024
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self.results.append(["I32 Array (1KB) H2D", host_to_device.mean(),
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host_to_device.std()])
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self.results.append(["I32 Array (1KB) D2H", device_to_host.mean(),
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device_to_host.std()])
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def test_async_throughput(self):
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exp = self.create(_Transfer)
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results = exp.test_async()
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print("Async throughput: {:>6.2f}MiB/s".format(results))
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class _KernelOverhead(EnvExperiment):
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def build(self):
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