Show dataset YOLO output readiness

backend/app/modules/system/service.py

@@ -14,6 +14,7 @@ import fcntl
 from ...config import settings
 
 READINESS_CACHE_SECONDS = 300
+READINESS_FAILURE_CACHE_SECONDS = 30
 _readiness_cache: tuple[float, dict[str, Any]] | None = None
 _readiness_thread_lock = threading.Lock()
 
@@ -215,18 +216,22 @@ def inspect_conda_env(env_name: str, required_imports: list[dict[str, str]], tim
 def get_runtime_readiness(force: bool = False) -> dict[str, Any]:
     global _readiness_cache
     now = time.time()
-    if not force and _readiness_cache and now - _readiness_cache[0] < READINESS_CACHE_SECONDS:
-        cached = dict(_readiness_cache[1])
-        cached["cached"] = True
-        return cached
-
-    with readiness_probe_lock():
-        now = time.time()
-        if not force and _readiness_cache and now - _readiness_cache[0] < READINESS_CACHE_SECONDS:
+    if not force and _readiness_cache:
+        cache_ttl = READINESS_CACHE_SECONDS if _readiness_cache[1].get("passed") else READINESS_FAILURE_CACHE_SECONDS
+        if now - _readiness_cache[0] < cache_ttl:
             cached = dict(_readiness_cache[1])
             cached["cached"] = True
             return cached
 
+    with readiness_probe_lock():
+        now = time.time()
+        if not force and _readiness_cache:
+            cache_ttl = READINESS_CACHE_SECONDS if _readiness_cache[1].get("passed") else READINESS_FAILURE_CACHE_SECONDS
+            if now - _readiness_cache[0] < cache_ttl:
+                cached = dict(_readiness_cache[1])
+                cached["cached"] = True
+                return cached
+
         conda = get_conda_envs()
         env_paths = {item["name"]: item["path"] for item in conda.get("envs", [])}
         envs: list[dict[str, Any]] = []
@@ -254,6 +259,7 @@ def get_runtime_readiness(force: bool = False) -> dict[str, Any]:
             "passed": bool(conda.get("available")) and all(item["passed"] for item in envs),
             "generated_at": time.strftime("%Y-%m-%dT%H:%M:%SZ", time.gmtime(now)),
             "cache_seconds": READINESS_CACHE_SECONDS,
+            "failure_cache_seconds": READINESS_FAILURE_CACHE_SECONDS,
             "cached": False,
             "envs": envs,
             "specs": {