修复

2026-08-03 08:15:37 +08:00
parent f7bf538449
commit d383b1a6b0
1 changed files with 14 additions and 0 deletions
@@ -87,7 +87,9 @@ public:
    double smooth{};
    double variation{};
    double instant{};
+    double p50{};
    double p95{};
+    double p99{};
    size_t times{};
    size_t recent_count{};
    size_t recent_index{};
@@ -103,7 +105,9 @@ public:
        smooth = 0.0;
        variation = 0.0;
        instant = 0.0;
+        p50 = 0.0;
        p95 = 0.0;
+        p99 = 0.0;
        times = 0;
        recent_count = 0;
        recent_index = 0;
@@ -118,7 +122,9 @@ public:
        Ret_J(smooth)
        Ret_J(variation)
        Ret_J(instant)
+        Ret_J(p50)
        Ret_J(p95)
+        Ret_J(p99)
        Ret_J(times) return ret;
    }
    [[nodiscard]] std::string to_string() const {
@@ -160,6 +166,14 @@ private:
        if (index > 0)
            --index;
        p95 = sorted[index];
+        auto percentile_index = [this](double percentile) {
+            auto index = static_cast<std::size_t>(std::ceil(static_cast<double>(recent_count) * percentile));
+            if (index > 0)
+                --index;
+            return std::min(index, recent_count - 1);
+        };
+        p50 = sorted[percentile_index(0.50)];
+        p99 = sorted[percentile_index(0.99)];
    }
 };
 class Probability_Statistics : public Base_Statistics {