SashegDev
874b6f20c2
Основа — Horizon (MIT). История апстрима не переносится: этот репозиторий ведёт свою.
43 lines
3.4 KiB
Python
43 lines
3.4 KiB
Python
#!/usr/bin/env python3
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"""Measure held-live attribute storage RSS on Linux; not a frame-rate benchmark."""
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import argparse,json,os,platform,statistics,subprocess
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from pathlib import Path
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try:
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from . import lab,test_rust_parity as base
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except ImportError:
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import lab,test_rust_parity as base
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def main():
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parser=argparse.ArgumentParser(description=__doc__)
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parser.add_argument('--phase',required=True,choices=['before','after'])
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parser.add_argument('--catalog',type=Path,default=lab.LOCAL/'rust-entity-attribute-parity/catalog.json')
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args=parser.parse_args()
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if platform.system()!='Linux':raise SystemExit('This measurement uses Linux /proc status.')
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build=lab.LOCAL/'rust-attribute-memory';build.mkdir(exist_ok=True,parents=True)
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sources=[Path(__file__),lab.ROOT/'Cargo.toml',lab.ROOT/'Cargo.lock',lab.ROOT/'crates/horizon-world/src/attributes/entity.rs',lab.ROOT/'crates/horizon-world/src/attributes/mod.rs',lab.ROOT/'crates/horizon-world/examples/attribute_memory.rs']
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hashes=base.source_hashes(sources);catalog_hash=lab.digest(args.catalog,'sha256')
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with (build/'compile.log').open('w') as log:base.run(['cargo','build','--release','-p','horizon-world','--example','attribute_memory'],stdout=log,stderr=subprocess.STDOUT)
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metadata=json.loads(subprocess.check_output(['cargo','metadata','--no-deps','--format-version','1'],cwd=lab.ROOT,text=True))
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binary=Path(metadata['target_directory'])/'release/examples/attribute_memory'
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results=[]
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for mode in ['defaults','active']:
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samples=[]
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for _ in range(5):
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process=subprocess.Popen([str(binary),str(args.catalog),'20000',mode],cwd=lab.ROOT,stdin=subprocess.PIPE,stdout=subprocess.PIPE,stderr=subprocess.PIPE,text=True)
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try:
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ready=json.loads(process.stdout.readline())
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if ready!={'entities':20000,'active_per_entity':4 if mode=='active' else 0,'health_sum':400000.0}:raise AssertionError(ready)
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status={line.split(':',1)[0]:line.split(':',1)[1].strip() for line in Path(f'/proc/{process.pid}/status').read_text().splitlines() if ':' in line}
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samples.append({key:int(status[key].split()[0]) for key in ['VmRSS','VmHWM']})
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_,err=process.communicate('\n',timeout=30)
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if process.returncode:raise RuntimeError(err)
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finally:
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if process.poll() is None:process.kill();process.wait()
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results.append({'mode':mode,'entities':20000,'active_per_entity':4 if mode=='active' else 0,'samples_kib':samples,'median_rss_kib':statistics.median(s['VmRSS'] for s in samples),'median_peak_kib':statistics.median(s['VmHWM'] for s in samples)})
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base.ensure_sources_unchanged(sources,hashes)
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if lab.digest(args.catalog,'sha256')!=catalog_hash:raise RuntimeError('Catalog changed during measurement')
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report=dict(schema=1,phase=args.phase,platform=platform.platform(),rustc=subprocess.check_output(['rustc','--version'],text=True).strip(),catalog_sha256=catalog_hash,sources_sha256=hashes,results=results,scope='Five fresh release-process samples per case, 20,000 held-live zombie attribute maps, no instances or four instantiated attributes. RSS/peak includes allocator/runtime/catalog. Identical health-read checksum. Excludes the rest of entity/world state; no timing, rendering or FPS conclusion.')
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lab.write_json(build/(args.phase+'.json'),report)
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print(json.dumps(results,indent=2))
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if __name__=='__main__':main()
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