Reduce per-request CPU overhead: eliminate double stat(), cache content type and policy context, gate logging, configurable stat intervals

2026-03-07 14:08:23 +08:00
parent 81ef0fe4c7
commit be63e27c15
6 changed files with 58 additions and 40 deletions
--- a/app/iam.py
+++ b/app/iam.py
@@ -125,7 +125,7 @@ class IamService:
        self._secret_key_cache: Dict[str, Tuple[str, float]] = {}
        self._cache_ttl = float(os.environ.get("IAM_CACHE_TTL_SECONDS", "5.0"))
        self._last_stat_check = 0.0
-        self._stat_check_interval = 1.0
+        self._stat_check_interval = float(os.environ.get("IAM_STAT_CHECK_INTERVAL_SECONDS", "2.0"))
        self._sessions: Dict[str, Dict[str, Any]] = {}
        self._session_lock = threading.Lock()
        self._load()