Tencent Music Tech Team
Oct 20, 2023 · Mobile Development
Root Cause Analysis of OOM Crash in iOS Karaoke App Caused by Swizzled NSMutableArray Protection
An OOM crash in the K‑song iOS karaoke app was traced to a configuration that swizzled several NSMutableArray methods, causing each observer lookup to autorelease objects, rapidly filling autorelease‑pool pages and exhausting memory; converting the protection code to manual reference counting eliminated the leak and stopped the crashes.
AutoreleasePoolObjective-CRunLoop
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