Add shared reasource tag to allow coordination of usage

2026-05-09 15:22:27 +02:00
parent 9acc42b2e9
commit 278c122e8f
7 changed files with 509 additions and 5 deletions
@@ -134,4 +134,20 @@ struct NodeSnapshot {
    double      cpu_util_pct;     // exec_ms / (exec_ms + blocked_ms) * 100
 };

+// ── Resource statistics + snapshot ───────────────────────────────────────────
+
+struct ResourceSnapshot {
+    std::string name;
+    uint64_t    acquisitions;
+    double      avg_wait_ms;
+    uint64_t    peak_waiters;
+    uint64_t    current_waiters;
+    bool        held;
+};
+
+struct IResourceProbe {
+    virtual ~IResourceProbe() = default;
+    virtual ResourceSnapshot snapshot(const std::string& name) const = 0;
+};
+
 } // namespace kpn