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By analyzing heap dumps with MAT and scrutinizing GC logs, the Vivo Internet Server Team identified thread‑local FutureAdapter and Jackson BufferRecycler objects and tuned promotion thresholds, cutting the Java game service’s Full GC occurrences from roughly 120 per day to about 30 and dramatically shortening pause times.
The article presents a detailed case study of an Android WebView memory‑leak bug that gradually slows page opening, explains how DDMS and MAT were used to pinpoint the leaking DynamicBgDrawable objects, and describes the fix of converting a strong view reference to a weak reference to eliminate the leak.
The article presents a detailed case study of an Android WebView memory leak that causes progressively slower page loads, explains how DDMS and MAT were used to pinpoint the leak in DynamicBgDrawable via a WeakHashMap reference cycle, and proposes converting the view reference to a weak reference to resolve the issue.