heap delta: 1600000, {class java. lang. Long} size = 16 bytes Clearly, actual object size on the heap is subject to low-level memory alignment done by a particular JVM implementation for a ...

Set the heap size. The following code sets the minimum heap size at four megabytes for your Android app variables:long newsize = 4 * 1024 * 1024; long oldSize = heap.setMinimumHeapSize (newsize); ...

JVM heap analysis with Java Flight Recorder Here’s how the Java Flight Recorder’s Old Object Sample event works. When a recording is started, a fixed number of objects from the Java heap are tracked.