Give long replay bands stable request identities

This commit is contained in:
2026-07-14 17:22:56 +08:00
parent 650f54b35e
commit 52a9dc13dd
2 changed files with 29 additions and 3 deletions

View File

@@ -114,18 +114,34 @@ def resolve_role_trace(base: dict[str, Any], role: str) -> Path:
return trace
def private_request_id(
*, source_sha256: str, line_number: int, original_id: str
) -> str:
payload = f"{source_sha256}:{line_number}:{original_id}".encode()
return f"phase-v2-{hashlib.sha256(payload).hexdigest()}"
def merge_role_traces(sources: tuple[Path, Path], target: Path) -> dict[str, Any]:
target.parent.mkdir(parents=True, exist_ok=True)
temporary = target.with_suffix(target.suffix + ".tmp")
rows = 0
with temporary.open("w", encoding="utf-8") as output:
for source in sources:
source_digest = sha256_file(source)
with source.open(encoding="utf-8") as input_file:
for line in input_file:
for line_number, line in enumerate(input_file, start=1):
if not line.strip():
continue
json.loads(line)
output.write(line if line.endswith("\n") else line + "\n")
row = json.loads(line)
original_id = str(
row.get("request_id") or row.get("id") or line_number
)
row["request_id"] = private_request_id(
source_sha256=source_digest,
line_number=line_number,
original_id=original_id,
)
output.write(json.dumps(row, ensure_ascii=False) + "\n")
rows += 1
os.replace(temporary, target)
return {
@@ -135,6 +151,7 @@ def merge_role_traces(sources: tuple[Path, Path], target: Path) -> dict[str, Any
"rows": rows,
"sources": [str(source) for source in sources],
"source_sha256": [sha256_file(source) for source in sources],
"request_id_scheme": "sha256(source_sha256:line_number:original_id)",
}

View File

@@ -85,6 +85,15 @@ def main() -> None:
assert record["offered_req_s_per_gpu"] == 0.25
assert len(prepare.SESSION_ORDER) == 6
assert {mns for _replicate, mns in prepare.SESSION_ORDER} == {16, 64}
first_id = prepare.private_request_id(
source_sha256="a" * 64, line_number=1, original_id="1"
)
assert first_id == prepare.private_request_id(
source_sha256="a" * 64, line_number=1, original_id="1"
)
assert first_id != prepare.private_request_id(
source_sha256="b" * 64, line_number=1, original_id="1"
)
controller = load_controller_module()
assert math.isclose(controller.remaining_projection(6, 0), 7.7)
assert math.isclose(controller.remaining_projection(6, 5), 1.45)