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| author |   Kristian Hunt <kristian.hunt@gmail.com> | 2015-12-17 12:15:32 +0100 |
|---|---|---|
| committer |   Jörgen Karlsson <jorgen.w.karlsson@ericsson.com> | 2015-12-21 23:21:24 +0000 |
| commit | 804abc1206a1ca23d1d1eca0b63b54abca850a26 (patch) | |
| tree | 66d56c3f9d9253fcce48bed1a15e124c0080d189 | |
| parent | edb23ec25362d2c0c43e124c03fe3d4fe7f1e4f0 (diff) | |
Fix lmbench memory read latency stop size
Stop size parameter's type should be float to allow for performing
measurements on only L1 and L2 cache if needed.
JIRA: -
Change-Id: Ibc4d052c343e9dcccf6101c6c949172bb5a0f9e1
Signed-off-by: Kristian Hunt <kristian.hunt@gmail.com>
| -rw-r--r-- | samples/lmbench.yaml | 2 | ||||
| -rw-r--r-- | yardstick/benchmark/scenarios/compute/lmbench.py | 8 |
2 files changed, 5 insertions, 5 deletions
diff --git a/samples/lmbench.yaml b/samples/lmbench.yaml index 8baa81477..4ef53c30b 100644 --- a/samples/lmbench.yaml +++ b/samples/lmbench.yaml @@ -9,7 +9,7 @@ scenarios: type: Lmbench options: test_type: "latency" - stop_size: 32 + stop_size: 32.0 host: demeter.demo diff --git a/yardstick/benchmark/scenarios/compute/lmbench.py b/yardstick/benchmark/scenarios/compute/lmbench.py index b9adf5079..e15fe7eb4 100644 --- a/yardstick/benchmark/scenarios/compute/lmbench.py +++ b/yardstick/benchmark/scenarios/compute/lmbench.py @@ -31,9 +31,9 @@ class Lmbench(base.Scenario): unit: bytes default: 128 stop_size - maximum array size to test (minimum value is 0.000512) - type: int + type: float unit: megabytes - default: 16 + default: 16.0 Results are accurate to the ~2-5 nanosecond range. @@ -98,8 +98,8 @@ class Lmbench(base.Scenario): if test_type == 'latency': stride = options.get('stride', 128) - stop_size = options.get('stop_size', 16) - cmd = "sudo bash lmbench_latency.sh %d %d" % (stop_size, stride) + stop_size = options.get('stop_size', 16.0) + cmd = "sudo bash lmbench_latency.sh %f %d" % (stop_size, stride) elif test_type == 'bandwidth': size = options.get('size', 128) benchmark = options.get('benchmark', 'rd') |