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Make loops.json files per-runner-configurable #394

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Merged
merged 5 commits into from
Apr 7, 2025
Merged

Make loops.json files per-runner-configurable #394

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0dcbfeb
Add support for passing --same-loops to pyperformance for regular run…
Yhg1s Apr 3, 2025
8e44d0a
Reformat.
Yhg1s Apr 5, 2025
9144dc1
Fix type annotation.
Yhg1s Apr 5, 2025
2a84755
Merge branch 'main' into per-runner-loops
mdboom Apr 7, 2025
18aec6e
Remove trailing whitespace in run_benchmarks.py
mdboom Apr 7, 2025
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12 changes: 11 additions & 1 deletion bench_runner/scripts/run_benchmarks.py
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Original file line number Diff line number Diff line change
Expand Up @@ -34,6 +34,7 @@
)
# Environment variables that control the execution of CPython
ENV_VARS = ["PYTHON_JIT", "PYPERF_PERF_RECORD_EXTRA_OPTS"]
LOOPS_FILE_ENV_VAR = "PYPERFORMANCE_LOOPS_FILE"


class NoBenchmarkError(Exception):
Expand Down Expand Up @@ -82,6 +83,10 @@ def run_benchmarks(
if extra_args is None:
extra_args = []

if loops_file := os.environ.get(LOOPS_FILE_ENV_VAR):
extra_args.append("--same-loops")
extra_args.append(loops_file)

if affinity := os.environ.get("CPU_AFFINITY"):
extra_args.append(f"--affinity={affinity}")

Expand Down Expand Up @@ -133,7 +138,12 @@ def collect_pystats(

all_benchmarks = get_benchmark_names(benchmarks)

extra_args = ["--same-loops", "loops.json", "--hook", "pystats"]
# Default to loops.json if not explicitly set, like before the
# environment variable was added.
if LOOPS_FILE_ENV_VAR not in os.environ:
os.environ[LOOPS_FILE_ENV_VAR] = "loops.json"

extra_args = ["--hook", "pystats"]

if flags is None:
flags = []
Expand Down