Shulou(Shulou.com)06/02 Report--

This time, DDMS is used to test.

Adb devices, device connection is normal

Start App and operate for a while

Start DDMS

On the left, first find the App you just operated, and select

Then click show heap updates in the upper left corner

Then, click VM Heap-- > Cause GC on the right (take the initiative to clean up the garbage)

Follow data object-- > Total Size

Used% can also be used as a reference, mainly observing Total Size.

Continue to operate App

If the value of Total Size is stable in a limited range (it falls after each GC)

Indicates that the code is good and there is no memory leak.

Conversely, if this value is getting larger and larger, there is a memory leak.

If there is a memory leak, Dump HPROF file

Then use the hprof-conv command to convert

Put the converted files into a directory

Then, use MAT to analyze

Open a file

Shallow Heap sort, reverse order

On the first one, right-click, List objects--with incoming references

Put it in reverse order.

Select the first, right, Path To GC Roots-- > penultimate item

Analyze the bottom one. It may be the problem. Just submit a developer.

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