内存管理与防范手段 目录 内存管理与防范手段............................................................................................................................ 1 一．内存分配跟踪工具DDMS –>Allocation tracker 使用 .............................................................. 2 二．内存监测工具DDMS-->Heap...................................................................................................... 2 三．内存分析工具MAT(MemoryAnalyzerTool) ................................................................................ 3 1.生成.hprof 文件 .......................................................................................................................... 4 2.使用MAT 导入.hprof 文件 ....................................................................................................... 5 3.使用MAT 的视图工具分析内存 .............................................................................................. 5 四．MAT 使用实例 .............................................................................................................................. 5 1.生成heap dump .......................................................................................................................... 7 2.用MAT 分析heap dumps .......................................................................................................... 9 3.使用MAT 比较heap dumps .................................................................................................... 11 五．防范不良代码.............................................................................................................................. 11 1．查询数据库没有关闭游标.................................................................................................... 11 2．缓存 convertView ................................................................................................................. 12 3．Bitmap 对象释放内存 ...................
