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[router] Expose worker startup interval (#3019)

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This commit is contained in:
Byron Hsu
2025-01-20 14:36:54 -08:00
committed by GitHub
parent 0311ce8e1c
commit 3a8428ecaa
5 changed files with 72 additions and 13 deletions
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11
sgl-router/py_src/sglang_router/launch_router.py
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@@ -34,6 +34,7 @@ class RouterArgs:
# Routing policy
policy: str = "cache_aware"
worker_startup_timeout_secs: int = 300
worker_startup_check_interval: int = 10
cache_threshold: float = 0.5
balance_abs_threshold: int = 32
balance_rel_threshold: float = 1.0001
@@ -94,6 +95,12 @@ class RouterArgs:
default=RouterArgs.worker_startup_timeout_secs,
help="Timeout in seconds for worker startup",
)
parser.add_argument(
f"--{prefix}worker-startup-check-interval",
type=int,
default=RouterArgs.worker_startup_check_interval,
help="Interval in seconds between checks for worker startup",
)
parser.add_argument(
f"--{prefix}cache-threshold",
type=float,
@@ -157,6 +164,9 @@ class RouterArgs:
worker_startup_timeout_secs=getattr(
args, f"{prefix}worker_startup_timeout_secs"
),
worker_startup_check_interval=getattr(
args, f"{prefix}worker_startup_check_interval"
),
cache_threshold=getattr(args, f"{prefix}cache_threshold"),
balance_abs_threshold=getattr(args, f"{prefix}balance_abs_threshold"),
balance_rel_threshold=getattr(args, f"{prefix}balance_rel_threshold"),
@@ -202,6 +212,7 @@ def launch_router(args: argparse.Namespace) -> Optional[Router]:
port=router_args.port,
policy=policy_from_str(router_args.policy),
worker_startup_timeout_secs=router_args.worker_startup_timeout_secs,
worker_startup_check_interval=router_args.worker_startup_check_interval,
cache_threshold=router_args.cache_threshold,
balance_abs_threshold=router_args.balance_abs_threshold,
balance_rel_threshold=router_args.balance_rel_threshold,